Stamford

Western Connecticut Planning Region, Connecticut, United States

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Current Weather

19°

Clear

Feels Like: 20°

Min: 13°

Max: 24°

The next few hours will be clear, with tomorrow reaching 27°C and dropping to 20°C. The coming days will be partly cloudy until night.

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Hourly Forecast

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Today
Tomorrow

Daylight Hours

06:41

Sunrise

18:54

Sunset

12 hours 12 minutes of sunlight today

Moon

Waxing Crescent

12:35

Moonrise

20:57

Moonset

Daily Forecast

Wednesday

13°
24°

Today

17°
27°

Friday

17°
25°

Saturday

14°
20°

Sunday

16°
20°

Monday

15°
19°

Tuesday

13°
18°

Wednesday

12°
19°

Thursday

13°
20°

Friday

15°
19°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

94% Very Humid
Low High

Weather in Stamford tomorrow, September 17, 2026

Cloud cover dominates in Stamford on September 17, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells. Cloud leads the morning, peaking close to 100% near 09:00. Sunshine has little room until later in the day.

Temperatures climb from an overnight low near 17°C toward a daytime high of about 27°C. Relative humidity sits between 68% and 99%, reaching its peak around 04:00. Airflow remains manageable, reaching about 3.9 km/h around 14:00.

Through the afternoon cloud remains the main feature, with cover near 100% around 13:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 14.4 km, briefly nearer 12.2 km. Daylight runs from 06:42 to 18:52, lasting 12 hours 9 minutes of sunlight today.

Overall, Stamford on September 17, 2026 stays grey and muted, so outdoor plans may want a flexible backup even with a high near 27°C.

Frequently asked questions about weather in Stamford

How warm does it get in Stamford?

The warmest month in Stamford is July, with average high temperatures of 29°C. The average temperature during this period is around 25°C.

How cold does it get in Stamford?

The coldest month in Stamford is January, with average low temperatures of -2°C. The average temperature during this period is around 1°C.

What is the wettest time of year in Stamford?

The wettest month in Stamford is July, with an average of 120mm of precipitation.

What is the driest time of year in Stamford?

The driest month in Stamford is June, with an average of 82mm of precipitation.

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