Climate · Webster

Webster, MA climate

Webster has chilly, snowy winters and pleasant summers, with plenty of rain. A typical July afternoon reaches 82°, a January night drops to 17°, and about 48 inches of snow falls in a normal winter.

NOAA 1991-2020 climate normals Updated once a decade
July high
82°
265th coolest of 541 Massachusetts towns
January low
17°
248th coldest of 541 Massachusetts towns
Rain + melted snow
49 in
170th wettest of 541 Massachusetts towns
Snow a winter
48 in
257th least snowy of 534 Massachusetts towns
A normal year

What a year in Webster feels like

Winter

38° / 20°
Typical high / low · 12 days with an inch or more of snow

Spring

58° / 36°
Typical high / low · Last frost around May 1

Summer

80° / 58°
Typical high / low · 8 days reach 90° in a normal year

Fall

62° / 41°
Typical high / low · First frost around Oct 10
Best months to be outsideMayJunJulAugSepHighs of 62–84° and lows of 40° or more
Month by month

Webster weather by month

Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January35°17°3.8" 11.6"1114 17° – 33°
February38°19°3.3" 12.9"914 14° – 35°
March46°26°4.4" 9.6"109 29° – 45°
April58°35°4.4" 2.4"110 43° – 51°
May69°46°3.6" 0120 52° – 62°
June77°55°4.3" 0110 63° – 69°
July82°61°3.8" 0110 67° – 75°
August80°59°4.2" 0100 66° – 73°
September73°51°4.1" 090 59° – 66°
October62°40°5.0" 0.3"110 47° – 58°
November50°32°3.9" 0.5"101 37° – 46°
December40°23°4.6" 11.0"118 25° – 42°
Year59°39°49.4"48.3"12446

“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.

Rain & snow

Rain and snow in Webster

Webster gets 49 inches of rain and melted snow a year. October is the wettest month and February the driest. Rain or snow falls on about 124 days a year. Snow covers the ground about 46 days of the year.

49 in
Rain + melted snow a year
More rain than 86% of U.S. towns
48 in
Snow in a normal winter
More snow than 81% of U.S. towns
46 days
With 1"+ of snow on the ground
More than 63% of U.S. towns

Rain + melted snow by month

Inches of water
5.0"

Snowfall by month

Inches of snow
13"
Frost & the growing season

About 162 frost-free days a year

In half of years the last 32° night comes by May 1 and the first one by October 10. That leaves about 162 frost-free days for gardens, shorter than 69% of U.S. towns.

153
nights at or below 32° in a normal year
10
nights below 0° in a normal year
8
days that reach 90° in a normal year

Freezing nights by month

Average nights at or below 32°

90° days by month

Average days at 90° or more
Heating & cooling

Heating and cooling a home in Webster

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Webster, 92% of that work is heating and 8% is cooling, so the furnace matters far more than the air conditioner.

92%heating
6,688 heating degree daysMore heating than 68% of U.S. towns
544 cooling degree daysLess cooling than 73% of U.S. towns

Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.

Around Webster

Webster and its neighbors

Webster borders 2 towns with climate data. January nights across them vary by 0.3°. Dudley has both the coldest January nights (17°) and the hottest July afternoons (81°). Webster’s January low is 17° and its July high 82°.

Southbridge Town: January low 17°, July high 82°Oxford: January low 17°, July high 82°Uxbridge: January low 18°, July high 83°Sutton: January low 17°, July high 82°Thompson: January low 18°, July high 82°Burrillville: January low 18°, July high 82°Dudley: January low 17°, July high 81°Douglas: January low 17°, July high 81°Webster: January low 17°, July high 82° WebsterDudleyDouglas
ColderMilder17° to 18°
Dudley16.9° −0.2°
Webster17.1°
Douglas17.2° +0.1°

Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.

Compared with other towns

How Webster compares

Summer heat82° July high
Cooler than 74% of U.S. towns265th coolest of 541 Massachusetts towns
Winter cold17° January low
Colder than 61% of U.S. towns248th coldest of 541 Massachusetts towns
Precipitation49" a year
Wetter than 86% of U.S. towns170th wettest of 541 Massachusetts towns
Snow48" a winter
Snowier than 81% of U.S. towns257th least snowy of 534 Massachusetts towns
Growing season162 frost-free days
Shorter than 69% of U.S. towns177th shortest of 539 Massachusetts towns

Compared with every U.S. town and city on TownTapestry, each counted once.

Then and now

Warmer than it used to be

+1.7°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Webster averaged 1.7° warmer than the 1900s. The biggest change is in December (+3.5°). The shift is larger than in 79% of U.S. towns.

❄️ Winter+2.7° now 29°, was 26°
🌷 Spring+1.2° now 47°, was 45°
☀️ Summer+1.4° now 69°, was 68°
🍂 Fall+1.3° now 51°, was 50°

Change by month1991–2020 average minus 1901–2000 average, at Webster’s spot on NOAA’s grid

Year to year

How much a month can swing

A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 14° to 35°. June is the most reliable, staying within 6°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Webster’s climate

What is the coldest month in Webster?

January, with a typical high of 35° and a low of 17°.

What is the hottest month in Webster?

July, with a typical high of 82° and a low of 61°. About 8 days a year reach 90°.

How much snow does Webster get?

About 48 inches in a normal winter, most of it in February.

When is the first frost in Webster?

In half of years the first 32° night comes by October 10, and the last spring frost by May 1.

What is the rainiest month in Webster?

October, with 5.0 inches of rain and melted snow. The year totals 49 inches.

Temperatures and rainfall come from NOAA’s gridded climate normals for Webster itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Northbridge 2, MA (10 mi, snow) and Buffumville Lake, MA (6 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.

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