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Hourly Forecast
Daylight Hours
06:39
Sunrise
18:56
Sunset
Moon
Waxing Crescent
11:40
Moonrise
20:22
Moonset
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Weather in Hartford today, September 15, 2026
Expect a muted, overcast feel in Hartford on September 15, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief.
The temperature range runs from about 16°C up to 25°C. Relative humidity sits between 66% and 81%, reaching its peak around 19:00. Airflow remains manageable, reaching about 6.9 km/h around 15:00.
Expect persistent cloud later on, with amounts around 100% by 15:00. Sunshine remains the exception, not the rule. Expect visibility around 16.1 km. Daylight runs from 06:39 to 18:56, lasting 12 hours 16 minutes of sunlight today.
Taken together, overcast skies in Hartford on September 15, 2026 favour indoor or covered options, with temperatures near 25°C.
Frequently asked questions about weather in Hartford
How warm does it get in Hartford?
The warmest month in Hartford is July, with average high temperatures of 28°C. The average temperature during this period is around 23°C.
How cold does it get in Hartford?
The coldest month in Hartford is January, with average low temperatures of -9°C. The average temperature during this period is around -6°C.
What is the wettest time of year in Hartford?
The wettest month in Hartford is April, with an average of 99mm of precipitation.
What is the driest time of year in Hartford?
The driest month in Hartford is February, with an average of 40mm of precipitation.
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