Union Square, CT Weather Forecast & Current Conditions

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Union Square Weather Map
UTC Time: 9/18/2026, 00:39
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Union Square, CT Regional Weather

Expires:202609180100;;628709
ASUS41 KOKX 180012
RWROKX

Regional Weather Roundup
National Weather Service New York NY
800 PM EDT THU SEP 17 2026

Note: "FAIR" indicates few or no clouds below 12,000 feet with no
significant weather and/or obstructions to visibility.


CTZ002-004>006-009-010-012-RIZ004-006-007-MAZ004-011-015-180100-
Southern New England

 In CT
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Bradley Intl   CLOUDY    72  69  90 S6        30.09F                  
Hartford       CLOUDY    71  70  96 SE3       30.09S                  
Danbury        CLOUDY    71  70  96 CALM      30.12S                  
Wtrbury/Oxford CLOUDY    70  69  97 S5        30.13S                  
Norwalk Harbor   N/A    N/A N/A N/A S3          N/A                   
Bridgeport     CLOUDY    75  68  78 SW8       30.09F                  
Meriden        CLOUDY    72  70  93 CALM      30.10S                  
New Haven      CLOUDY    74  69  85 S3        30.10F                  
Chester        CLOUDY    73  68  83 S8        30.12S                  
Groton         CLOUDY    71  69  93 S8        30.11R                  
Willimantic    LGT RAIN  70  69  97 CALM      30.11S FOG              

 In RI
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Providence     CLOUDY    72  69  90 S6        30.12R                  
Block Island   CLOUDY    70  67  90 S9        30.13S                  
Westerly       CLOUDY    71  68  90 S8        30.12R                  
 
In MA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Boston         CLOUDY    74  67  78 S12       30.08F                  
Worcester      LGT RAIN  70  69  97 SW9       30.11F FOG              
Westfield      CLOUDY    72  68  87 S8        30.08S                  
Provincetown   CLOUDY    70  67  90 S10       30.12S                  
Nantucket      MOCLDY    68  64  87 S10       30.14F                  
$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Union Square, CT

Afternoon
Rain Showers
78°/ 65° 26°/ 18°
40%
Friday
Sunny
78°/ 50° 26°/ 10°
0%
Saturday
Sunny
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
90%
Monday
Rain Showers
65°/ 50° 18°/ 10°
40%
Tuesday
Rain Showers
58°/ 48° 14°/
40%
Wednesday
Sunny
60°/ 48° 16°/
30%
Thursday
Rain Showers
62°17°
30%

Day: Partly sunny with scattered showers. Highs in the upper 70s. South winds 5 to 10 mph. Chance of rain 40 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Humid with lows in the mid 60s. South winds 5 to 10 mph, becoming west after midnight. Chance of rain 20 percent.

Northern Fairfield, CT

Afternoon
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Sunny
78°/ 50° 26°/ 10°
0%
Saturday
Sunny
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
90%
Monday
Rain Showers
65°/ 52° 18°/ 11°
40%
Tuesday
Rain Showers
58°/ 48° 14°/
40%
Wednesday
Sunny
60°/ 48° 16°/
30%
Thursday
Rain Showers
62°17°
30%

Day: Mostly cloudy with scattered showers with isolated thunderstorms. Highs in the upper 70s. South winds 5 to 10 mph. Chance of rain 50 percent.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Humid with lows in the mid 60s. South winds 5 to 10 mph, becoming west after midnight. Chance of rain 40 percent.

Oakville, CT

Afternoon
Rain Showers
75°/ 65° 24°/ 18°
30%
Friday
Sunny
78°/ 48° 26°/
0%
Saturday
Sunny
68°/ 52° 20°/ 11°
0%
Sun-Sun Night
Rain
65°18°
90%
Mon-Mon Night
Rain Showers
65°18°
40%
Tuesday
Rain Showers
58°/ 45° 14°/
40%
Wednesday
Sunny
60°16°
0%

Day: Mostly cloudy with a 30 percent chance of showers. Near steady temperature in the mid 70s. South winds around 5 mph.

Night: Mostly cloudy. A chance of showers in the evening. Patchy fog. Humid with lows in the mid 60s. South winds around 5 mph, becoming west around 5 mph after midnight. Chance of rain 30 percent.

Southern New Haven, CT

Afternoon
Rain Showers
78°/ 68° 26°/ 20°
40%
Friday
Sunny
78°/ 52° 26°/ 11°
0%
Saturday
Sunny
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
68°/ 55° 20°/ 13°
90%
Monday
Rain Showers
68°/ 52° 20°/ 11°
50%
Tuesday
Rain Showers
62°/ 50° 17°/ 10°
40%
Wednesday
Sunny
62°/ 50° 17°/ 10°
30%
Thursday
Rain Showers
62°17°
30%

Day: Partly sunny with scattered showers. Highs in the upper 70s. South winds 5 to 10 mph. Chance of rain 40 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Humid with lows in the upper 60s. South winds 5 to 10 mph, becoming west after midnight. Chance of rain 40 percent.

Putnam, NY

Afternoon
Thunderstorms
78°/ 65° 26°/ 18°
50%
Friday
Sunny
75°/ 50° 24°/ 10°
0%
Saturday
Sunny
68°/ 55° 20°/ 13°
40%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
90%
Monday
Rain Showers
65°/ 52° 18°/ 11°
40%
Tuesday
Rain Showers
58°/ 45° 14°/
40%
Wednesday
Sunny
58°/ 48° 14°/
30%
Thursday
Rain Showers
62°17°
30%

Day: Mostly cloudy with scattered showers with isolated thunderstorms. Highs in the upper 70s. South winds around 5 mph. Chance of rain 50 percent.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Humid with lows in the mid 60s. South winds around 5 mph, becoming northwest after midnight. Chance of rain 40 percent.

Torrington, CT

Afternoon
Rain Showers
72°/ 62° 22°/ 17°
50%
Friday
Sunny
75°/ 45° 24°/
0%
Saturday
Sunny
65°/ 50° 18°/ 10°
0%
Sun-Sun Night
Rain
60°16°
90%
Monday
Rain Showers
62°/ 45° 17°/
30%
Tue Night
Mostly Cloudy
45°
0%
Wednesday
Sunny
58°14°
0%

Day: Mostly cloudy with a 50 percent chance of showers. Near steady temperature in the lower 70s. South winds around 5 mph.

Night: Mostly cloudy. A chance of showers in the evening. Humid with lows in the lower 60s. South winds around 5 mph, becoming west after midnight. Chance of rain 40 percent.

Southern Fairfield, CT

Afternoon
Rain Showers
78°/ 65° 26°/ 18°
50%
Friday
Sunny
78°/ 52° 26°/ 11°
0%
Saturday
Sunny
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
68°/ 58° 20°/ 14°
90%
Monday
Rain Showers
68°/ 52° 20°/ 11°
40%
Tuesday
Rain Showers
62°/ 50° 17°/ 10°
40%
Wednesday
Partly Cloudy
62°/ 52° 17°/ 11°
30%
Thursday
Rain Showers
62°17°
30%

Day: Partly sunny with scattered showers. Highs in the upper 70s. South winds around 10 mph. Chance of rain 30 percent.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Humid with lows in the mid 60s. South winds 5 to 10 mph, becoming west after midnight. Chance of rain 50 percent.

Northern Westchester, NY

Afternoon
Thunderstorms
78°/ 65° 26°/ 18°
40%
Friday
Sunny
78°/ 52° 26°/ 11°
0%
Saturday
Sunny
68°/ 55° 20°/ 13°
40%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
90%
Monday
Rain Showers
65°/ 52° 18°/ 11°
40%
Tuesday
Rain Showers
58°/ 48° 14°/
40%
Wednesday
Sunny
60°/ 48° 16°/
30%
Thursday
Rain Showers
62°17°
30%

Day: Mostly cloudy with scattered showers with isolated thunderstorms. Highs in the upper 70s. South winds 5 to 10 mph. Chance of rain 40 percent.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Humid with lows in the mid 60s. South winds around 5 mph, becoming west around 5 mph after midnight. Chance of rain 40 percent.

Pawling, NY

Afternoon
Rain Showers
75°/ 62° 24°/ 17°
70%
Friday
Sunny
75°/ 48° 24°/
0%
Saturday
Sunny
68°/ 52° 20°/ 11°
40%
Sunday
Rain
62°/ 52° 17°/ 11°
90%
Mon-Mon Night
Rain Showers
65°18°
30%
Tuesday
Rain Showers
58°/ 45° 14°/
30%
Wednesday
Sunny
58°14°
0%

Day: Showers likely. Near steady temperature in the mid 70s. South winds around 5 mph. Chance of rain 70 percent.

Night: Mostly cloudy. A chance of showers in the evening. Humid with lows in the lower 60s. South winds around 5 mph, becoming northwest after midnight. Chance of rain 40 percent.

Northern Middlesex, CT

Afternoon
Rain Showers
78°/ 65° 26°/ 18°
40%
Friday
Sunny
78°/ 48° 26°/
0%
Saturday
Sunny
68°/ 52° 20°/ 11°
0%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
90%
Monday
Rain Showers
68°/ 50° 20°/ 10°
40%
Tuesday
Rain Showers
62°/ 48° 17°/
40%
Wednesday
Sunny
62°/ 48° 17°/
30%
Thursday
Rain Showers
62°17°
30%

Day: Partly sunny with scattered showers. Highs in the upper 70s. South winds 5 to 10 mph. Chance of rain 40 percent.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Humid with lows in the mid 60s. South winds 5 to 10 mph, becoming west after midnight. Chance of rain 40 percent.

Poughkeepsie, NY

Afternoon
Rain Showers
78°/ 65° 26°/ 18°
70%
Friday
Sunny
78°/ 48° 26°/
0%
Saturday
Sunny
70°/ 52° 21°/ 11°
50%
Sun-Sun Night
Rain
65°18°
90%
Mon-Mon Night
Rain Showers
68°20°
30%
Tue-Tue Night
Rain Showers
62°17°
30%
Wednesday
Sunny
62°17°
0%

Day: Showers likely. Near steady temperature in the upper 70s. South winds around 5 mph. Chance of rain 70 percent.

Night: Mostly cloudy. A chance of showers in the evening. Patchy fog. Humid with lows in the mid 60s. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 50 percent.

Northwest Suffolk, NY

Afternoon
Partly Cloudy
80°/ 68° 27°/ 20°
40%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
68°/ 58° 20°/ 14°
0%
Sunday
Rain Showers
70°/ 58° 21°/ 14°
90%
Monday
Rain Showers
68°/ 58° 20°/ 14°
50%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
40%
Wednesday
Rain Showers
62°/ 52° 17°/ 11°
30%
Thursday
Rain Showers
65°18°
30%

Day: Partly sunny. Highs around 80. South winds around 10 mph.

Night: Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Humid with lows in the upper 60s. South winds around 10 mph with gusts up to 20 mph, becoming west after midnight. Chance of rain 40 percent.

Southwest Suffolk, NY

Afternoon
Partly Cloudy
78°/ 68° 26°/ 20°
50%
Friday
Sunny
80°/ 58° 27°/ 14°
0%
Saturday
Sunny
70°/ 58° 21°/ 14°
0%
Sunday
Rain Showers
72°/ 60° 22°/ 16°
80%
Monday
Rain Showers
68°/ 58° 20°/ 14°
50%
Tuesday
Rain Showers
65°/ 55° 18°/ 13°
40%
Wednesday
Rain Showers
62°/ 55° 17°/ 13°
30%
Thursday
Rain Showers
65°18°
30%

Day: Partly sunny. Highs in the upper 70s. South winds 10 to 15 mph.

Night: Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Humid with lows in the upper 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Southern Middlesex, CT

Afternoon
Sunny
78°/ 68° 26°/ 20°
40%
Friday
Sunny
80°/ 52° 27°/ 11°
0%
Saturday
Sunny
68°/ 55° 20°/ 13°
0%
Sunday
Rain Showers
68°/ 58° 20°/ 14°
80%
Monday
Rain Showers
68°/ 52° 20°/ 11°
50%
Tuesday
Rain Showers
62°/ 50° 17°/ 10°
40%
Wednesday
Sunny
62°/ 50° 17°/ 10°
30%
Thursday
Rain Showers
65°18°
30%

Day: Mostly sunny. Highs in the upper 70s. South winds 5 to 10 mph.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Humid with lows in the upper 60s. South winds 5 to 10 mph, becoming southwest after midnight. Chance of rain 40 percent.

Southern Westchester, NY

Afternoon
Rain Showers
82°/ 68° 28°/ 20°
40%
Friday
Sunny
80°/ 55° 27°/ 13°
0%
Saturday
Sunny
70°/ 58° 21°/ 14°
30%
Sunday
Rain Showers
68°/ 58° 20°/ 14°
90%
Monday
Rain Showers
68°/ 55° 20°/ 13°
40%
Tuesday
Rain Showers
60°/ 52° 16°/ 11°
40%
Wednesday
Partly Cloudy
62°/ 52° 17°/ 11°
30%
Thursday
Rain Showers
62°17°
30%

Day: Partly sunny with scattered showers. Highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 20 percent.

Night: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Humid with lows in the upper 60s. South winds 5 to 10 mph, becoming west after midnight. Chance of rain 40 percent.

Orange, NY

Afternoon
Thunderstorms
75°/ 62° 24°/ 17°
50%
Friday
Sunny
78°/ 48° 26°/
0%
Saturday
Sunny
68°/ 52° 20°/ 11°
50%
Sunday
Rain Showers
65°/ 55° 18°/ 13°
100%
Monday
Rain Showers
65°/ 48° 18°/
40%
Tuesday
Rain Showers
58°/ 45° 14°/
40%
Wednesday
Partly Cloudy
58°/ 45° 14°/
30%
Thursday
Rain Showers
62°17°
30%

Day: Mostly cloudy with scattered showers with isolated thunderstorms. Near steady temperature in the mid 70s. South winds around 5 mph. Chance of rain 50 percent.

Night: Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the lower 60s. Southwest winds around 5 mph, becoming northwest after midnight. Chance of rain 50 percent.

Kingston, NY

Afternoon
Rain Showers
75°/ 62° 24°/ 17°
80%
Friday
Sunny
78°/ 48° 26°/
0%
Saturday
Sunny
68°/ 52° 20°/ 11°
50%
Sun-Sun Night
Rain
65°18°
90%
Mon-Mon Night
Mostly Cloudy
65°18°
0%
Tuesday
Rain Showers
60°/ 45° 16°/
30%
Wednesday
Sunny
62°17°
0%

Day: Showers. Near steady temperature in the mid 70s. South winds around 5 mph. Chance of rain 80 percent.

Night: Mostly cloudy. A chance of showers in the evening. Patchy fog in the evening. Humid with lows in the lower 60s. Light and variable winds. Chance of rain 50 percent.

Great Barrington, MA

Afternoon
Rain Showers
72°/ 62° 22°/ 17°
80%
Friday
Partly Cloudy
75°/ 45° 24°/
0%
Saturday
Sunny
68°/ 48° 20°/
40%
Sun-Sun Night
Rain
62°17°
90%
Mon-Mon Night
Mostly Cloudy
68°20°
0%
Tuesday
Mostly Cloudy
58°/ 42° 14°/
0%

Day: Showers. Near steady temperature in the lower 70s. South winds around 5 mph. Chance of rain 80 percent.

Night: Cloudy. Showers likely in the evening. Patchy fog after midnight. Humid with lows in the lower 60s. Southwest winds around 5 mph, becoming northwest after midnight. Chance of rain 70 percent.

Northeast Suffolk, NY

Afternoon
Partly Cloudy
75°/ 68° 24°/ 20°
50%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
68°/ 58° 20°/ 14°
0%
Sunday
Rain Showers
70°/ 60° 21°/ 16°
80%
Monday
Rain Showers
68°/ 58° 20°/ 14°
50%
Tuesday
Rain Showers
62°/ 55° 17°/ 13°
40%
Wednesday
Sunny
62°/ 55° 17°/ 13°
30%
Thursday
Rain Showers
65°18°
30%

Day: Partly sunny. Highs in the mid 70s. South winds around 10 mph.

Night: Mostly cloudy. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Humid with lows in the upper 60s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

Rockland, NY

Afternoon
Rain Showers
78°/ 65° 26°/ 18°
50%
Friday
Sunny
78°/ 52° 26°/ 11°
0%
Saturday
Sunny
70°/ 55° 21°/ 13°
40%
Sunday
Rain Showers
65°/ 58° 18°/ 14°
90%
Monday
Rain Showers
65°/ 52° 18°/ 11°
40%
Tuesday
Rain Showers
58°/ 48° 14°/
40%
Wednesday
Partly Cloudy
60°/ 48° 16°/
30%
Thursday
Rain Showers
62°17°
30%

Day: Mostly cloudy with scattered showers. Near steady temperature in the upper 70s. South winds around 5 mph. Chance of rain 50 percent.

Night: Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Humid with lows in the mid 60s. South winds around 5 mph, becoming northwest after midnight. Chance of rain 40 percent.

Names listed above may include county names.

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