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Looking South on Route 1A, Plainville MAPhoto: John Phelan · CC BY 3.0
Climate in Plainville · NOAA 1991–2020 normals

Plainville’s winters are colder and snowier than most of the U.S.

A typical July afternoon reaches 83°, a January night drops to 19°, and about 48 inches of snow falls in a normal winter.

More snow than 81% of U.S. towns#192Snowiest  of 321 in MA
Colder January nights than 66% of U.S. towns#197 coldest of 324 in MA
All MA rankings →

A year in Plainville at a glance

Each month’s typical high and low, and what it brings.

Jan37°19° 10" snow
Feb39°20° 15" snow
Mar47°27° 11" snow
Apr59°37° Last frost ~Apr 27
May69°46° 1 day 90°+
Jun78°56° 2 days 90°+
Jul83°62° 5 days 90°+
Aug82°60° 3 days 90°+
Sep74°53°
Oct63°42° First frost ~Oct 15Wettest
Nov now52°33°
Dec42°25° 9" snow

What stands out about Plainville’s climate

Compared with towns across the U.S., with Plainville’s place in Massachusetts beside it.

A normal year

What a year in Plainville feels like

Typical highs and lows by season and by month, from NOAA’s 30-year normals.

Winter
39° / 21°
12 days with 1"+ of snow
Spring
58° / 37°
Last frost around Apr 27
Summer
81° / 59°
12 days reach 90°
Fall
63° / 42°
First frost around Oct 15
Best months to be outsideMayJunJulAugSepOctHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 168 frost-free days a year

In half of years the last 32° night comes by April 27 and the first by October 15. Frost and day counts come from NOAA’s station at Norton W, MA, 9 miles from the town’s center, 170 ft lower.

147
nights at or below 32° in a normal year
107th most of 323 in Massachusetts
More freezing nights than 82% of U.S. towns
5
nights at or below 0°
136th most of 323 in Massachusetts
More nights at or below 0° than 66% of U.S. towns
12
days that reach 90°
150th fewest of 323 in Massachusetts
Fewer 90° days than 70% of U.S. towns
<1
days that reach 100°
148th fewest of 323 in Massachusetts
Fewer 100° days than 68% of U.S. towns
6bUSDA zone
Plant hardiness zone 6b

The 2023 USDA map puts Plainville’s center in zone 6b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −2°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

28
JFMAMJJASOND

90° days by month

Average days at 90° or more

5.0
JFMAMJJASOND
Rain & snow

About 48 inches of snow a winter

Snow, measured at Franklin, MA, falls mostly in February. Precipitation (rain plus melted snow) adds up to 50 inches a year; October is the wettest month and July the driest. Rain or snow falls on about 125 days a year.

50"
Rain + melted snow a year
41st wettest of 324 in Massachusetts
Wetter than 85% of U.S. towns
48"
Snow in a normal winter
192nd snowiest of 321 in Massachusetts
More snow than 81% of U.S. towns
53 days
With 1"+ of snow on the ground
118th most of 242 in Massachusetts
More days with snow on the ground than 75% of U.S. towns

Rain + melted snow by month

Inches of water

5.0"
JFMAMJJASOND

Snowfall by month

Inches of snow

15"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Plainville

91% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.

6,212 heating degree daysMore heating than 72% of U.S. towns
585 cooling degree daysLess cooling than 79% of U.S. towns

Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Norton W, MA.

Living here

Living with Plainville’s climate

What the numbers mean for a garden, a free afternoon and a bad-weather day.

The garden window

168 frost-free days in zone 6b. The last frost comes by Apr 27 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 15.

Get outside

Months with highs of 62–84° and lows of 40° or more: May, June, July, August, September and October. 35 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Plainville from natural hazards, river flooding is the largest share (69%); heat waves, cold waves, winter storms and ice storms together are 8%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Plainville and its neighbors

Every town next door is within a degree of Plainville in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.

Franklin Town: January low 18°, July high 84°Norfolk: January low 18°, July high 84°Foxborough: January low 19°, July high 83°Bellingham: January low 18°, July high 83°Woonsocket: January low 18°, July high 83°Lincoln: January low 20°, July high 83°Valley Falls: January low 20°, July high 83°Cumberland Hill: January low 19°, July high 83°Central Falls: January low 22°, July high 83°North Smithfield: January low 18°, July high 83°Attleboro: January low 20°, July high 83°Wrentham: January low 19°, July high 83°Cumberland: January low 19°, July high 83°North Attleborough Town: January low 19°, July high 83°Plainville: January low 19°, July high 83°PlainvilleWrenthamCumberlandNorth Attleborough Town
ColderMilder18° to 22°
Wrentham18.5° about the same
Plainville18.8°
Cumberland19.0° about the same
North Attleborough Town19.3° about the same

Climates most like Plainville’s, farther away

TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.

TownJan. lowJuly highPrecip.Snow
Plainville, MA19°83°50"48"
East Stroudsburg, PA18°84°51"42"
Hamptonburgh, NY18°84°47"44"
Newton, NJ18°83°47"39"
Buckhannon, WV23°83°50"39"

Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.

Then and now

Warmer than it used to be

The last 30 years in Plainville averaged 2.0° warmer than the 1900s. The biggest change is in December (+3.5°).

+2.0°1991–2020 vs. 1901–2000

A bigger shift than in 88% of U.S. towns.

Winter+2.7°now 30°, was 28°
Spring+1.4°now 48°, was 46°
Summer+2.0°now 70°, was 68°
Fall+1.7°now 53°, was 51°

Change by month

JanFebMarAprMayJunJulAugSepOctNovDec

The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.

Compared with other towns

How Plainville compares

Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Plainville’s place among Massachusetts’.

Summer heat83° July high
Cooler July afternoons than 69% of U.S. towns189th coolest of 324 in Massachusetts
Winter cold19° January low
Colder January nights than 66% of U.S. towns197th coldest of 324 in Massachusetts
Precipitation50" a year
Wetter than 85% of U.S. towns41st wettest of 324 in Massachusetts
Snow48" a winter
More snow than 81% of U.S. towns192nd snowiest of 321 in Massachusetts
Hot days12 days at 90°+
Fewer 90° days than 70% of U.S. towns150th fewest of 323 in Massachusetts
Freezing nights147 a year
More freezing nights than 82% of U.S. towns107th most of 323 in Massachusetts
Growing season168 frost-free days
A shorter frost-free season than 74% of U.S. towns133rd shortest of 323 in Massachusetts
Month by month

Plainville weather by month

Highs, lows and precipitation from NOAA’s grid at Plainville’s center; snow, wet days and snow on the ground from Franklin, MA. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January37°19°4.1"10.4"111719° – 35°
February39°20°3.6"14.9"91516° – 37°
March47°27°4.8"10.7"111031° – 45°
April59°37°4.5"1.2"11144° – 52°
May69°46°3.7"0.0"12052° – 63°
June78°56°4.2"0.0"11063° – 70°
July83°62°3.6"0.0"10068° – 77°
August82°60°3.9"0.0"9068° – 75°
September74°53°4.1"0.0"9060° – 67°
October63°42°5.0"0.2"11048° – 59°
November52°33°4.2"1.4"10137° – 47°
December42°25°5.0"8.9"11927° – 43°
Year60°40°50.4"47.7"12553
Year to year

How much a month can swing

A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 16° to 37°. June is the most reliable, staying within 6°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Plainville’s numbers come from

Normals are 30-year averages, not a forecast. How TownRatings reads climate data →

  • Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Plainville’s center.
  • Snow: Franklin, MA.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Norton W, MA, 9 miles from the town’s center, 170 ft lower; the nearest station that passes our checks for distance, height and agreement with the grid.
  • Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
  • Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
  • Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).

Common questions about Plainville’s climate

What is the weather like in Plainville?

A typical July afternoon reaches 83°, a January night drops to 19°, and about 48 inches of snow falls in a normal winter. Colder January nights than 66% of U.S. towns; cooler July afternoons than 69% of U.S. towns.

How cold does it get in Plainville in winter?

January nights average 19°. About 147 nights a year reach 32° or below and 5 reach 0° or below. In the coldest January of the last 30 years the month averaged 19°.

How much snow does Plainville get?

About 48 inches in a normal winter at Franklin, MA, most of it in February, with snow on the ground about 53 days a year.

How hot does it get in Plainville?

July, with a typical high of 83° and a low of 62°. About 12 days a year reach 90° (Norton W, MA).

When is the first and last frost in Plainville?

In half of years the last spring frost (32°) comes by April 27 and the first fall frost by October 15, about 168 frost-free days, at Norton W, MA.

What growing zone is Plainville in?

Zone 6b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −2°.

What is the best time of year to visit Plainville?

By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.

Is Plainville getting warmer?

Yes: 1991–2020 averaged 2.0° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 88% of U.S. towns.

Neighbors talk weather

Gardens, snow, and the best days of the year in Plainville.

Town Square →
Ask your neighbors

Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.