Current conditions from King Hill
Updated every minute		  
  Tuesday December 16, 2025

Current Conditions - connect directly to the weather station
updated: Tue 10:31 PM EST CURRENTLY TODAY'S EXTREMES
Temperature
  Office Temp: 66.6°F 		25.1°F
  1 Hour difference 0.4°F
  24 Hour difference 9.7°F 		High: 29.5°F at 1:52 PM
Low : 16.7°F at 12:00 AM
Record Hi: 58° in 2021
Record Low: -10° in 2016
Dew Point 16.4°F
  1 Hour difference -0°F
  24 Hour difference 5°F 		High: 19.0°F at 1:42 PM
Low : 12.4°F at 12:00 AM
Humidity
  Office Humidity: 33% 		69%
  1 Hour difference -2%
  24 Hour difference -16% 		High: 87% at 6:29 AM
Low : 61% at 2:17 PM
Wind   "Gentle breeze"
  Wind Run: 100.3 miles 		S @ 10 mph
Gust: 12 mph
 Top Gust: 25 mph at 8:55 PM
Top Gust this hour: 23 mph
Feels Like Heat Index: 25°F
Wind Chill: 15°F 		Heat Index: 29°F at 1:12 PM
Wind Chill: 9°F at 12:48 AM
Barometer
  Falling
 29.889 in.
  1 Hour difference -0.028
  24 Hour difference -0.151 		High: 30.139 in. at 9:11 AM
Low : 29.883 in. at 10:21 PM
Precip Today
  Precip. last occurred on
  December 15, 2025
  (1 days ago)
 0.00 in.
  Rate 0.00 in. per hour
  Storm Rain: 0.00
  24 Hr Rain: 0.05
December: 1.37 in.
Year: 47.77 in.
Record for Today: 0.21 in 2022
Solar Radiation Radiation: 0 W/m2
Evapotranspiration: 0.026 in.
Sun/Moon Data 7:24 AM 
Sunrise
4:21 AM 
Moonrise
4:11 PM 
Sunset
1:37 PM 
Moonset
Console Forecast Mostly cloudy and cooler. Precipitation likely. Windy with possible wind shift to the W NW or N.


Yesterday's Summary - NWS style summary
  HIGH/LOW AVERAGE
Temperature High: 17.5°F at 12:50 PM
Low : 5.1°F at 4:34 AM		 Ave: 11.3°F
Dew Point High: 12.5°F at 11:58 PM
Low : 0.8°F at 4:34 AM		 Ave: 6.5°F
Wind Top Gust: 16 mph at 12:50 PM
Wind Run: 54.5 miles		 Ave: 2.3 mph
Felt Like Max Heat Index: 17°F at 12:44 PM
Min Wind Chill: -6°F at 5:04 AM
Barometer High: 30.158 in. at 7:24 AM
Low : 30.023 in. at 11:40 PM		 Ave: 30.090 in.
Precip 0.05 in.
Snowfall yesterday: 0.8 in.
Degree Days Heating: 53 Cooling: 0
Solar Radiation Max Radiation: 104 W/m2
Evapotranspiration: 0.006 in.


Monthly/Annual Summary
  DECEMBER 2025
Temperature High: 34.9°F on Dec 1 3:07 AM
Low : -7.7°F on Dec 5 4:23 AM		 High: 95.4°F on Aug 12 4:01 PM
Low : -12.2°F on Feb 2 7:15 AM
Dew Point High: 30.8°F on Dec 1 12:08 AM
Low : -12.0°F on Dec 5 4:23 AM		 High: 84.6°F on Jun 23 1:44 PM
Low : -16.6°F on Feb 2 7:17 AM
Wind Top Gust: 31 mph on Dec 9 10:45 PM
Wind Run: 1229.7 miles		 Top Gust: 44 mph on Mar 16 2:45 PM
Wind Run: 18269.0 miles
Barometer High: 30.343 in. on Dec 1 5:49 PM
Low : 29.137 in. on Dec 11 12:57 AM		 High: 30.633 in. on Feb 2 7:52 AM
Low : 28.978 in. on Oct 31 10:45 AM
Snow 18.6 in.
 32.2 in. (Jul-Jun)
Degree Days Heating: 764
Cooling: 0		 Heating: 2369 (Jul-Jun)
Cooling: 463 (Jan-Dec)

 

Westford Outlook

Tonight

Tonight: A slight chance of snow and freezing rain after 2am. Mostly cloudy, with a low around 21. South wind 15 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Mostly Cloudy
then Slight
Chance Wintry
Mix

Lo 21 °F		 A slight chance of snow and freezing rain after 2am. Mostly cloudy, with a low around 21. South wind 15 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.   Wednesday

Wednesday: A 40 percent chance of snow showers, mainly after noon. Cloudy, with a high near 34. South wind 11 to 15 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.
Chance Snow
Showers


Hi 34 °F		 A 40 percent chance of snow showers, mainly after noon. Cloudy, with a high near 34. South wind 11 to 15 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.

For the full forecast, visit the forecast page
 
 

Current Web Cam:
Click image for static image
3 Hr Time Lapse   Yesterday's Time Lapse

 

Current Radar Loop:

 

Today in Vermont Weather History
From The Vermont Weather Book

1835 - Vermont's bitterest daylight period; northwest gales swept entire state; temperature remained near -15 all day in all sections; minimum of -22 reported at Newbury that night.

Sun Position

 
Copyright © WestfordWeather.net 2007-2025. All rights reserved.