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Pottersville Reformed Church, Pottersville, NJPhoto: Zeete · CC BY-SA 4.0
Climate in Pottersville · NOAA 1991–2020 normals

More precipitation falls on Pottersville than on 86% of U.S. towns: 51 inches a year

In July the day’s top temperature is typically 85°. Expect the heaviest rain or snow in July and the lightest in February. Comfortable outdoor weather lasts from May to June and August to October, with highs of 64–83°.

More snow than 62% of U.S. towns#50Snowiest  of 453 in NJ
Colder January nights than 59% of U.S. towns#66 coldest of 468 in NJ
All NJ rankings →

A year in Pottersville at a glance

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

Jan38°20° 7" snow
Feb41°22° 10" snow
Mar49°29° 6" snow
Apr62°38° Last frost ~Apr 26
May72°48° 1 day 90°+
Jun80°57° 4 days 90°+
Jul85°62° 10 days 90°+Wettest
Aug83°60° 6 days 90°+
Sep76°53° 2 days 90°+
Oct64°42° First frost ~Oct 18
Nov now53°33°
Dec43°25° 5" snow

What stands out about Pottersville’s climate

Compared with towns across the U.S., with Pottersville’s place in New Jersey beside it.

A normal year

What a year in Pottersville feels like

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

Winter
40° / 22°
9 days with 1"+ of snow
Spring
61° / 38°
Last frost around Apr 26
Summer
82° / 60°
23 days reach 90°
Fall
64° / 43°
First frost around Oct 18
Best months to be outsideMayJunAugSepOctHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 176 frost-free days a year

In half of years the last 32° night comes by April 26 and the first by October 18. Frost and day counts come from NOAA’s station at Somerville Somerset Airport, 7 miles from the town’s center, 210 ft lower.

124
nights at or below 32° in a normal year
66th most of 468 in New Jersey
More freezing nights than 61% of U.S. towns
2
nights at or below 0°
361st fewest of 468 in New Jersey
Fewer nights at or below 0° than 51% of U.S. towns
23
days that reach 90°
228th most of 468 in New Jersey
More 90° days than 56% of U.S. towns
<1
days that reach 100°
164th most of 468 in New Jersey
More 100° days than 62% of U.S. towns
7aUSDA zone
Plant hardiness zone 7a

The 2023 USDA map puts Pottersville’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 1°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

27
JFMAMJJASOND

90° days by month

Average days at 90° or more

10
JFMAMJJASOND
Rain & snow

About 30 inches of snow a winter

Snow, measured at Pottersville 2 Nnw, NJ, falls mostly in February. Precipitation (rain plus melted snow) adds up to 51 inches a year; July is the wettest month and February the driest. Rain or snow falls on about 120 days a year.

51"
Rain + melted snow a year
13th wettest of 468 in New Jersey
Wetter than 86% of U.S. towns
30"
Snow in a normal winter
50th snowiest of 453 in New Jersey
More snow than 62% of U.S. towns
37 days
With 1"+ of snow on the ground
30th most of 337 in New Jersey
More days with snow on the ground than 63% of U.S. towns

Rain + melted snow by month

Inches of water

5.1"
JFMAMJJASOND

Snowfall by month

Inches of snow

10"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Pottersville

86% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.

5,385 heating degree daysMore heating than 51% of U.S. towns
859 cooling degree daysLess cooling than 54% 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 Somerville Somerset Airport.

Living here

Living with Pottersville’s climate

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

The garden window

176 frost-free days in zone 7a. The last frost comes by Apr 26 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 18.

Get outside

Months with highs of 62–84° and lows of 40° or more: May, June, August, September and October. 0.0 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Pottersville from natural hazards, river flooding is the largest share (76%); heat waves, cold waves, winter storms and ice storms together are 6%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Pottersville and its neighbors

Washington Township has the coldest January nights next door (19°, 1° colder) and Bedminster Township the hottest July afternoons (86°, 2° warmer). Differences under a degree are within what the 5 km grid can tell apart. Tap a town to see its climate.

Readington Township: January low 21°, July high 86°Lamington: January low 21°, July high 86°Lebanon Township: January low 19°, July high 83°Clinton Township: January low 20°, July high 85°Oldwick: January low 21°, July high 86°Califon: January low 19°, July high 83°Bridgewater Township: January low 22°, July high 86°Bridgewater Center: January low 22°, July high 87°Branchburg Township: January low 22°, July high 86°Pluckemin: January low 21°, July high 86°Peapack and Gladstone: January low 21°, July high 86°Green Knoll: January low 22°, July high 86°Far Hills: January low 21°, July high 86°Randolph Township: January low 19°, July high 83°Mendham Township: January low 20°, July high 84°Succasunna: January low 19°, July high 83°Mount Olive Township: January low 19°, July high 82°Roxbury Township: January low 19°, July high 83°Mansfield Township: January low 19°, July high 84°Beattystown: January low 19°, July high 84°Hackettstown: January low 19°, July high 84°Tewksbury Township: January low 20°, July high 85°Bedminster Township: January low 21°, July high 86°Chester Township: January low 20°, July high 84°Washington Township: January low 19°, July high 83°Pottersville: January low 20°, July high 85°PottersvilleTewksbury TownshipBedminster TownshipChester TownshipWashington Township
ColderMilder19° to 22°
Washington Township18.8° −1.1°
Chester Township19.7° about the same
Pottersville19.9°
Tewksbury Township20.2° about the same
Bedminster Township20.7° about the same

Climates most like Pottersville’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
Pottersville, NJ20°85°51"30"
West Bridgewater, MA20°84°51"34"
Cranston, RI20°83°49"37"
Connellsville, PA21°84°46"24"
Clarksburg, WV23°85°47"24"

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 Pottersville averaged 2.3° warmer than the 1900s. The biggest change is in December (+4.1°).

+2.3°1991–2020 vs. 1901–2000

A bigger shift than in 98% of U.S. towns.

Winter+3.4°now 31°, was 28°
Spring+2.0°now 49°, was 47°
Summer+2.0°now 71°, was 69°
Fall+2.1°now 54°, was 52°

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 Pottersville compares

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

Summer heat85° July high
Cooler July afternoons than 54% of U.S. towns80th coolest of 468 in New Jersey
Winter cold20° January low
Colder January nights than 59% of U.S. towns66th coldest of 468 in New Jersey
Precipitation51" a year
Wetter than 86% of U.S. towns13th wettest of 468 in New Jersey
Snow30" a winter
More snow than 62% of U.S. towns50th snowiest of 453 in New Jersey
Hot days23 days at 90°+
More 90° days than 56% of U.S. towns228th most of 468 in New Jersey
Freezing nights124 a year
More freezing nights than 61% of U.S. towns66th most of 468 in New Jersey
Growing season176 frost-free days
A shorter frost-free season than 63% of U.S. towns81st shortest of 468 in New Jersey
Month by month

Pottersville weather by month

Highs, lows and precipitation from NOAA’s grid at Pottersville’s center; snow, wet days and snow on the ground from Pottersville 2 Nnw, NJ. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January38°20°3.7"7.4"111120° – 36°
February41°22°2.9"10.3"81419° – 37°
March49°29°4.1"5.8"10633° – 48°
April62°38°4.0"0.7"10046° – 54°
May72°48°4.2"0.0"12055° – 65°
June80°57°4.8"0.0"12065° – 71°
July85°62°5.1"0.0"11069° – 77°
August83°60°4.6"0.0"10067° – 75°
September76°53°4.7"0.0"9062° – 69°
October64°42°4.6"0.3"9048° – 60°
November53°33°3.6"0.3"9038° – 48°
December43°25°4.5"4.8"10527° – 45°
Year62°41°50.6"29.6"12037
Year to year

How much a month can swing

A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 27° to 45°. June is the most reliable, staying within 7°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Pottersville’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 Pottersville’s center.
  • Snow: Pottersville 2 Nnw, NJ (NOAA station in town).
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Somerville Somerset Airport, 7 miles from the town’s center, 210 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 Pottersville’s climate

What is the weather like in Pottersville?

A typical July afternoon reaches 85°, a January night drops to 20°, and about 30 inches of snow falls in a normal winter. Colder January nights than 59% of U.S. towns; cooler July afternoons than 54% of U.S. towns.

How cold does it get in Pottersville in winter?

January nights average 20°. About 124 nights a year reach 32° or below and 2 reach 0° or below. In the coldest January of the last 30 years the month averaged 20°.

How much snow does Pottersville get?

About 30 inches in a normal winter at Pottersville 2 Nnw, NJ, most of it in February, with snow on the ground about 37 days a year.

How hot does it get in Pottersville?

July, with a typical high of 85° and a low of 62°. About 23 days a year reach 90° (Somerville Somerset Airport).

When is the first and last frost in Pottersville?

In half of years the last spring frost (32°) comes by April 26 and the first fall frost by October 18, about 176 frost-free days, at Somerville Somerset Airport.

What growing zone is Pottersville in?

Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 1°.

What is the best time of year to visit Pottersville?

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

Is Pottersville getting warmer?

Yes: 1991–2020 averaged 2.3° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 98% of U.S. towns.

Neighbors talk weather

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

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.