Deerfield, IL Weather Forecast & Current Conditions

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Deerfield, IL Weather Maps

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Deerfield Weather Map
UTC Time: 9/21/2026, 19:40
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Deerfield, IL Regional Weather

Expires:202609212000;;833286
ASUS43 KLOT 211908
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT MON SEP 21 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
  REPORT WEATHER SUCH AS PRECIPITATION OR FOG.


ILZ005-006-012>014-019>023-212000-
NORTHEAST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    65  55  70 NE20      30.14R TC  18           
CHICAGO-MIDWAY CLOUDY    64  55  72 NE16G23   30.13S TC  18           
AURORA         CLOUDY    67  56  67 NE15G22   30.12F TC  19           
JOLIET*        CLOUDY    69  60  71 NE14G20   30.11F TC  21           
WAUKEGAN       CLOUDY    63  54  72 NE13G29   30.17S TC  17           
DUPAGE AIRPORT CLOUDY    64  56  75 NE17G24   30.13F TC  18           
KANKAKEE*      CLOUDY    66  57  71 E13       30.11F TC  19           
WHEELING       CLOUDY    64  55  72 NE12G22   30.17S TC  18           
LANSING*       PTSUNNY   67  56  67 NE14      30.13S TC  20           
NORTHERLY ISL*   N/A     64  55  72 NE15        N/A  TC  18           
$$


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

Deerfield, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
50%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
65°/ 52° 18°/ 11°
0%
Saturday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Sunday
Mostly Cloudy
68°20°
0%

Day: Cloudy. A chance of showers early in the afternoon. A slight chance of showers late. Near steady temperature in the lower 60s. Northeast winds 15 to 20 mph with gusts up to 25 mph. Chance of precipitation 50 percent.

Night: Cloudy. Lows in the mid 50s. Northeast winds 10 to 15 mph.

Evanston, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
60%
Tuesday
Mostly Cloudy
62°/ 55° 17°/ 13°
0%
Wednesday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Mostly Cloudy
70°21°
0%

Day: Cloudy. Showers likely early in the afternoon, then a chance of showers in the afternoon. Near steady temperature in the lower 60s. Northeast winds 15 to 20 mph, diminishing to 10 to 15 mph in the afternoon. Chance of precipitation 60 percent.

Night: Cloudy. Lows in the mid 50s. Northeast winds 10 to 15 mph.

Chicago, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
70%
Tuesday
Mostly Cloudy
62°/ 55° 17°/ 13°
0%
Wednesday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Thursday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Friday
Cloudy
68°/ 55° 20°/ 13°
0%
Saturday
Cloudy
68°/ 55° 20°/ 13°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. Showers likely early in the afternoon, then a chance of showers in the afternoon. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 70 percent.

Night: Mostly cloudy. Lows in the mid 50s. Northeast winds 10 to 15 mph.

Naperville, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
50%
Tuesday
Mostly Cloudy
62°/ 55° 17°/ 13°
0%
Wednesday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. A chance of showers. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 50 percent.

Night: Cloudy. Lows in the mid 50s. Northeast winds around 10 mph.

Crystal Lake, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Rain Showers
62°/ 50° 17°/ 10°
20%
Wednesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Mostly Cloudy
68°20°
0%

Day: Cloudy. A slight chance of showers. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20 percent.

Night: Cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph.

Aurora, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
40%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Mostly Cloudy
70°21°
0%

Day: Cloudy. A chance of showers early in the afternoon, then a slight chance of showers in the afternoon. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 40 percent.

Night: Cloudy. Lows in the mid 50s. Northeast winds around 10 mph.

Kenosha, WI

Today
Cloudy
62°/ 50° 17°/ 10°
0%
Tuesday
Sprinkles
62°/ 52° 17°/ 11°
0%
Wednesday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Saturday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Partly Cloudy
68°20°
0%

Day: Cloudy. Near steady temperature in the lower 60s. Northeast winds 10 to 20 mph.

Night: Mostly cloudy. Scattered sprinkles early in the morning. Lows around 50. Northeast winds 5 to 15 mph.

Whitewater, WI

Today
Cloudy
60°/ 48° 16°/
0%
Tuesday
Drizzle
60°/ 48° 16°/
0%
Wednesday
Partly Cloudy
62°/ 48° 17°/
0%
Thursday
Partly Cloudy
65°/ 48° 18°/
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Partly Cloudy
68°20°
0%

Day: Cloudy. Near steady temperature around 60. Northeast winds 10 to 15 mph.

Night: Mostly cloudy. Scattered sprinkles in the evening. Scattered sprinkles after midnight. Lows in the upper 40s. Northeast winds 5 to 10 mph.

Joliet, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
50%
Tuesday
Mostly Cloudy
62°/ 55° 17°/ 13°
0%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. A chance of showers early in the afternoon, then a slight chance of showers in the afternoon. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph. Gusts up to 25 mph early in the afternoon. Chance of precipitation 50 percent.

Night: Mostly cloudy. Lows in the mid 50s. Northeast winds around 10 mph.

Calumet City, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
60%
Tuesday
Mostly Cloudy
62°/ 55° 17°/ 13°
0%
Wednesday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. Showers likely early in the afternoon, then a chance of showers in the afternoon. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph. Gusts up to 25 mph early in the afternoon. Chance of precipitation 60 percent.

Night: Mostly cloudy. Lows in the mid 50s. Northeast winds around 10 mph.

Racine, WI

Today
Cloudy
62°/ 50° 17°/ 10°
0%
Tuesday
Sprinkles
62°/ 50° 17°/ 10°
0%
Wednesday
Partly Cloudy
62°/ 50° 17°/ 10°
0%
Thursday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Partly Cloudy
68°20°
0%

Day: Cloudy. Near steady temperature in the lower 60s. Northeast winds 10 to 20 mph.

Night: Mostly cloudy. Lows around 50. Northeast winds 5 to 15 mph.

Gary, IN

Afternoon
Rain Showers
62°/ 52° 17°/ 11°
50%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Cloudy
68°/ 50° 20°/ 10°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. A chance of showers. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph. Chance of precipitation 50 percent.

Night: Mostly cloudy. Lows in the lower 50s. Northeast winds 5 to 10 mph.

Oswego, IL

Afternoon
Rain Showers
65°/ 55° 18°/ 13°
30%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Cloudy
70°/ 50° 21°/ 10°
0%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. A chance of showers early in the afternoon, then a slight chance of showers early in the afternoon. Highs in the mid 60s. Northeast winds 10 to 15 mph. Gusts up to 25 mph early in the afternoon. Chance of precipitation 30 percent.

Night: Cloudy. Lows in the mid 50s. Northeast winds around 10 mph.

DeKalb, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
30%
Tuesday
Rain Showers
62°/ 50° 17°/ 10°
20%
Wednesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. A chance of showers early in the afternoon, then a slight chance of showers in the afternoon. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 30 percent.

Night: Cloudy. A slight chance of showers. Lows in the mid 50s. Northeast winds 10 to 15 mph. Chance of precipitation 20 percent.

Belvidere, IL

Afternoon
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Rain Showers
62°/ 48° 17°/
20%
Wednesday
Mostly Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
65°/ 48° 18°/
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Sunday
Mostly Cloudy
68°20°
0%

Day: Cloudy. A slight chance of showers. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20 percent.

Night: Cloudy. A slight chance of showers early in the evening. A slight chance of showers after midnight. Lows in the lower 50s. Northeast winds 5 to 10 mph. Chance of precipitation 20 percent.

Crete, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
50%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. A chance of showers early in the afternoon, then a slight chance of showers late. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph. Chance of precipitation 50 percent.

Night: Mostly cloudy. Lows in the mid 50s. Northeast winds around 10 mph.

Milwaukee, WI

Today
Cloudy
62°/ 50° 17°/ 10°
0%
Tuesday
Partly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Partly Cloudy
62°/ 52° 17°/ 11°
0%
Thursday
Partly Cloudy
62°/ 52° 17°/ 11°
0%
Friday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Saturday
Partly Cloudy
65°/ 52° 18°/ 11°
0%
Sunday
Partly Cloudy
68°20°
0%

Day: Cloudy. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph.

Night: Mostly cloudy. Lows around 50. Northeast winds 5 to 15 mph.

Portage, IN

Afternoon
Rain Showers
62°/ 52° 17°/ 11°
50%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Cloudy
68°/ 52° 20°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. A chance of showers early in the afternoon, then a slight chance of showers late. Near steady temperature in the lower 60s. Northeast winds around 10 mph. Chance of precipitation 50 percent.

Night: Mostly cloudy. Lows in the lower 50s. Northeast winds around 10 mph.

Channahon, IL

Afternoon
Rain Showers
65°/ 55° 18°/ 13°
20%
Tuesday
Mostly Cloudy
62°/ 55° 17°/ 13°
0%
Wednesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Cloudy
70°/ 50° 21°/ 10°
0%
Saturday
Cloudy
70°/ 52° 21°/ 11°
0%
Sunday
Mostly Cloudy
72°22°
0%

Day: Cloudy. A slight chance of showers. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph. Chance of precipitation 20 percent.

Night: Mostly cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph.

Waukesha, WI

Today
Cloudy
60°/ 48° 16°/
0%
Tuesday
Sprinkles
62°/ 48° 17°/
0%
Wednesday
Sunny
62°/ 48° 17°/
0%
Thursday
Partly Cloudy
62°/ 48° 17°/
0%
Friday
Partly Cloudy
65°/ 48° 18°/
0%
Saturday
Partly Cloudy
65°/ 50° 18°/ 10°
0%
Sunday
Partly Cloudy
68°20°
0%

Day: Cloudy. Near steady temperature around 60. Northeast winds 10 to 15 mph.

Night: Mostly cloudy. Lows in the upper 40s. Northeast winds 5 to 10 mph.

Names listed above may include county names.

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