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Hourly Forecast
Daylight Hours
06:40
Sunrise
18:53
Sunset
Moon
Waxing Crescent
12:34
Moonrise
20:55
Moonset
Daily Forecast
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Weather in Trumbull tomorrow, September 17, 2026
Cloud cover dominates in Trumbull 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 03:00. Sunshine has little room until later in the day.
Expect highs of 26°C and cooler readings close to 18°C. Relative humidity sits between 72% and 98%, reaching its peak around 06:00. Winds stay light, near 4.1 km/h by 16:00, so the day feels still more than breezy.
Expect persistent cloud later on, with amounts around 84% by 20:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 14.2 km on average, though it can drop toward 12.2 km in thicker cloud or showers. The sun rises at 06:41 and sets at 18:51, for a total of 12 hours 9 minutes of sunlight today.
In short, cloud leads the story in Trumbull on September 17, 2026; expect limited sun and a peak around 26°C.
Frequently asked questions about weather in Trumbull
How warm does it get in Trumbull?
The warmest month in Trumbull is July, with average high temperatures of 28°C. The average temperature during this period is around 24°C.
How cold does it get in Trumbull?
The coldest month in Trumbull 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 Trumbull?
The wettest month in Trumbull is October, with an average of 134mm of precipitation.
What is the driest time of year in Trumbull?
The driest month in Trumbull is June, with an average of 82mm of precipitation.
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