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Thomaston, CT Weather Forecast


Thomaston, CT Weather Forecast Dated: 558 AM Wed Sep 16 2026
Expect a mild stretch with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Wednesday, September 16, 2026
Mid-Morning
62°F 17°C
Cloudy
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
70°F 21°C
Overcast
Pleasant near 78°F 25°C, overcast in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
65°F 19°C
Cloudy
Mid-Afternoon
68°F 20°C
Light Fog
Early-Evening
71°F 22°C
Scattered Showers
Comfortable with temperatures reaching 68°F 20°C, scattered downpours possible, with steady humidity and barometric pressure falling.
Friday, September 18, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
64°F 18°C
Overcast
Enjoyable around 74°F 23°C, overcast throughout the day, with steady humidity and steady pressure. Winds turning from the NNW to the N at 6 mph 9 km/h.
Saturday, September 19, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
69°F 20°C
Overcast
Early-Evening
58°F 15°C
Overcast
Mild temperatures up to 69°F 20°C, sunny in the morning, becoming overcast through the afternoon and evening, with increasing humidity and barometric pressure falling. Winds switching from the ENE to the SW at 5 mph 8 km/h.
Sunday, September 20, 2026
Mid-Morning
65°F 19°C
Rain
Mid-Afternoon
62°F 17°C
Scattered Showers
Early-Evening
61°F 16°C
Cloudy
Refreshing around 62°F 17°C, scattered downpours possible, with steady humidity and barometric pressure rising. Winds moving from the SW to the NE at 6 mph 9 km/h.
Monday, September 21, 2026
Mid-Morning
53°F 12°C
Overcast
Mid-Afternoon
53°F 12°C
Light Showers
Early-Evening
53°F 12°C
Light Showers
Cool and brisk at 53°F 12°C, dry early, with showers continuing through afternoon and evening, with increasing humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
53°F 12°C
Light Fog
Mid-Afternoon
56°F 13°C
Light Showers
Early-Evening
54°F 13°C
Rain
Chilly near 56°F 13°C, drier morning followed by showers lasting through evening, with steady humidity and steady pressure.
Wednesday, September 23, 2026
Mid-Morning
55°F 13°C
Rain
Mid-Afternoon
56°F 13°C
Fog
Early-Evening
57°F 14°C
Fog
Crisp with a high near 56°F 13°C, scattered morning showers before drying out later, with steady humidity and steady pressure.
Thursday, September 24, 2026
Mid-Morning
61°F 16°C
Scattered Showers
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
63°F 17°C
Fog
Mild temperatures up to 68°F 20°C, locally heavy downpours at times, with steady humidity and steady pressure.
Friday, September 25, 2026
Mid-Morning
62°F 17°C
Light Showers
Mid-Afternoon
67°F 19°C
Scattered Showers
Early-Evening
61°F 16°C
Scattered Showers
Mildly cool near 67°F 19°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the E to the WNW at 8 mph 13 km/h. Gusts up to 21 mph 34 km/h.
Saturday, September 26, 2026
Mid-Morning
59°F 15°C
Cloudy
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
64°F 18°C
Sunny
Pleasant near 71°F 22°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure rising. Winds shifting from the WNW to the NW at 6 mph 10 km/h.
Sunday, September 27, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
66°F 19°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.
Monday, September 28, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
76°F 24°C
Overcast
Early-Evening
69°F 21°C
Overcast
Enjoyable around 76°F 24°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds turning from the WSW to the W at 6 mph 9 km/h.
Tuesday, September 29, 2026
Mid-Morning
67°F 20°C
Overcast
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
70°F 21°C
Partly Cloudy
Mild temperatures up to 78°F 26°C, partly cloudy in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure.
Thomaston, CT Weather Radar Map
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