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Hourly Forecast
Daylight Hours
06:35
Sunrise
18:48
Sunset
Moon
Waxing Crescent
12:35
Moonrise
20:45
Moonset
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Weather in Ashburnham tomorrow, September 17, 2026
Ashburnham could see fog on September 17, 2026, so early travel may need extra care. Visibility is the main watchpoint while the air stays still. The first half of the day looks overcast, as cloud amounts reach about 100% around 07:00. Brighter weather, if it comes, waits until later.
The day peaks near 23°C and cools toward 14°C. Expect humidity between 71% and 99%, most humid near 05:00. Winds stay light, near 4.3 km/h by 16:00, so the day feels still more than breezy.
The afternoon keeps an overcast feel, as cloud reaches about 100% around 12:00. Outdoor plans may still want a flexible backup. Expect visibility near 10.4 km, with poorer spells close to 0.9 km. The sun rises at 06:36 and sets at 18:46, for a total of 12 hours 10 minutes of sunlight today.
Overall, Ashburnham on September 17, 2026 needs patience with visibility, especially early, even as temperatures reach about 23°C.
Frequently asked questions about weather in Ashburnham
How warm does it get in Ashburnham?
The warmest month in Ashburnham 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 Ashburnham?
The coldest month in Ashburnham is January, with average low temperatures of -7°C. The average temperature during this period is around -3°C.
What is the wettest time of year in Ashburnham?
The wettest month in Ashburnham is July, with an average of 128mm of precipitation.
What is the driest time of year in Ashburnham?
The driest month in Ashburnham is November, with an average of 87mm of precipitation.
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