Westford Weather


	Current conditions from King Hill Updated every minute

Wednesday May 20, 2026

Current Conditions - connect directly to the weather station

updated: Wed 1:31 AM EDT	CURRENTLY	TODAY'S EXTREMES
Temperature Office Temp: 77.3°F	73.6°F 1 Hour difference 1.8°F 24 Hour difference n/a°F	High: 73.6°F at 1:30 AM Low : 71.2°F at 12:16 AM Record Hi: 89° in 2021 Record Low: 36° in 2017
Dew Point	64.0°F 1 Hour difference 1°F 24 Hour difference n/a°F	High: 64.0°F at 1:30 AM Low : 62.9°F at 12:16 AM
Humidity Office Humidity: 55%	72% 1 Hour difference -2% 24 Hour difference n/a%	High: 75% at 12:04 AM Low : 72% at 1:19 AM
Wind "Light breeze" Wind Run: 4.5 miles	S @ 4 mph Gust: 5 mph	Top Gust: 15 mph at 1:14 AM Top Gust this hour: 15 mph
Feels Like	Heat Index: 74°F Wind Chill: 74°F	Heat Index: 74°F at 1:20 AM Wind Chill: 71°F at 12:16 AM
Barometer Steady	29.764 in. 1 Hour difference 0.000 24 Hour difference n/a	High: 29.772 in. at 12:18 AM Low : 29.758 in. at 12:44 AM
Precip Today Precip. last occurred on May 18, 2026 (2 days ago)	0.00 in. Rate 0.00 in. per hour Storm Rain: 0.00 24 Hr Rain: 0.00	May: 3.38 in. Year: 15.85 in. Record for Today: 0.80 in 2011
Solar Radiation	Radiation: 0 W/m² Evapotranspiration: 0.001 in.
Sun/Moon Data	5:20 AM Sunrise 8:46 AM Moonrise	8:17 PM Sunset 12:49 AM Moonset
Console Forecast	Mostly cloudy and cooler. Precipitation possible within 12 hours possibly heavy at times. Windy.

Yesterday's Summary - NWS style summary

	HIGH/LOW	AVERAGE
Temperature	High: 85.5°F at 3:47 PM Low : 64.9°F at 5:50 AM	Ave: 75.2°F
Dew Point	High: 69.8°F at 12:45 PM Low : 60.7°F at 5:45 AM	Ave: 65.2°F
Wind	Top Gust: 20 mph at 2:35 PM Wind Run: 80.4 miles	Ave: 3.4 mph
Felt Like	Max Heat Index: 89°F at 3:37 PM Min Wind Chill: 65°F at 5:50 AM
Barometer	High: 29.927 in. at 2:05 AM Low : 29.768 in. at 11:43 PM	Ave: 29.863 in.
Precip	0.00 in. Snowfall yesterday: 0.0 in.
Degree Days	Heating: 0	Cooling: 11
Solar Radiation	Max Radiation: 1061 W/m² Evapotranspiration: 0.147 in.

Monthly/Annual Summary

	MAY	2026
Temperature	High: 86.8°F on May 18 5:55 PM Low : 32.3°F on May 9 2:10 AM	High: 86.8°F on May 18 5:55 PM Low : -15.3°F on Jan 24 11:05 PM
Dew Point	High: 69.8°F on May 19 12:45 PM Low : 27.2°F on May 9 1:58 AM	High: 69.8°F on May 19 12:45 PM Low : -20.8°F on Jan 24 7:17 AM
Wind	Top Gust: 28 mph on May 5 8:34 AM Wind Run: 1046.5 miles	Top Gust: 40 mph on Apr 9 12:13 PM Wind Run: 8820.4 miles
Feels Like	Max Heat Index: 89°F on May 18 3:35 PM Min Wind Chill: 27°F on May 9 5:48 AM	Max Heat Index: 89°F on May 18 3:35 PM Min Wind Chill: -31°F on Feb 8 8:02 AM
Barometer	High: 30.197 in. on May 18 7:40 AM Low : 29.505 in. on May 5 1:12 PM	High: 30.733 in. on Jan 24 11:08 PM Low : 0.000 in. on Jan 1 12:00 AM
Snow	0.0 in.	102.0 in. (Jul-Jun)
Degree Days	Heating: 253 Cooling: 21	Heating: 7742 (Jul-Jun) Cooling: 21 (Jan-Dec)

Westford Outlook

Overnight

Chance
Showers

Lo 66 °F

A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 66. Southwest wind around 10 mph. New precipitation amounts of less than a tenth of an inch possible.

Wednesday

Slight Chance
Showers

Hi 76 °F

A 20 percent chance of showers between noon and 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 76. Southwest wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.

For the full forecast, visit the forecast page

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3 Hr Time Lapse Yesterday's Time Lapse

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Today in Vermont Weather HistoryFrom The Vermont Weather Book

1892 - Strafford: "The snowstorm on the 20-21st was the greatest in memory of the oldest inhabitants here so near to the close of the month" (New England Meteorological Bulletin, May 1892); surrounding hills covered up to 28"; North Bridgewater reported 30", Northfield in valley but 10".

Sun Position