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Climate in Sunset Lake · NOAA 1991–2020 normals

Sunset Lake’s winters are milder and less snowy than most of the U.S.

A typical July afternoon reaches 87°, a January night drops to 25°, and about 12 inches of snow falls in a normal winter.

Milder January nights than 64% of U.S. towns#101Mildest winters  of 468 in NJ
Less snow than 63% of U.S. towns#14Least snow  of 453 in NJ
All NJ rankings →

A year in Sunset Lake at a glance

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

Jan42°25° 4" snow
Feb45°27° 4" snow
Mar53°33°
Apr64°43° Last frost ~Apr 10
May73°52° 1 day 90°+
Jun82°62° 5 days 90°+
Jul87°67° 11 days 90°+Wettest
Aug85°65° 6 days 90°+
Sep78°59° 2 days 90°+
Oct67°47°
Nov now56°37° First frost ~Nov 1
Dec47°30°

What stands out about Sunset Lake’s climate

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

A normal year

What a year in Sunset Lake feels like

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

Winter
45° / 27°
4 days with 1"+ of snow
Spring
64° / 43°
Last frost around Apr 10
Summer
84° / 65°
25 days reach 90°
Fall
67° / 47°
First frost around Nov 1
Best months to be outsideAprMayJunSepOctHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 205 frost-free days a year

In half of years the last 32° night comes by April 10 and the first by November 1. Frost and day counts come from NOAA’s station at Seabrook Farms, NJ, 2.5 miles from the town’s center, at about the same height.

87
nights at or below 32° in a normal year
69th fewest of 468 in New Jersey
Fewer freezing nights than 66% of U.S. towns
<1
nights at or below 0°
94th fewest of 468 in New Jersey
Fewer nights at or below 0° than 66% of U.S. towns
25
days that reach 90°
165th most of 468 in New Jersey
More 90° days than 57% of U.S. towns
<1
days that reach 100°
84th fewest of 468 in New Jersey
Fewer 100° days than 56% of U.S. towns
7bUSDA zone
Plant hardiness zone 7b

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

Freezing nights by month

Average nights at or below 32°

23
JFMAMJJASOND

90° days by month

Average days at 90° or more

11
JFMAMJJASOND
Rain & snow

About 12 inches of snow a winter

Snow, measured at Seabrook Farms, NJ, is heaviest from January through February, about 4 inches a month. Precipitation (rain plus melted snow) adds up to 46 inches a year; July is the wettest month and February the driest. Rain or snow falls on about 117 days a year.

46"
Rain + melted snow a year
442nd wettest of 468 in New Jersey
Wetter than 63% of U.S. towns
12"
Snow in a normal winter
14th least snowy of 453 in New Jersey
Less snow than 63% of U.S. towns
15 days
With 1"+ of snow on the ground
32nd fewest of 337 in New Jersey
Fewer days with snow on the ground than 56% of U.S. towns

Rain + melted snow by month

Inches of water

4.7"
JFMAMJJASOND

Snowfall by month

Inches of snow

4"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Sunset Lake

81% of the work is heating. Months averaging under 55° run from November through April.

4,784 heating degree daysLess heating than 61% of U.S. towns
1,135 cooling degree daysMore cooling than 61% 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 Seabrook Farms, NJ.

Living here

Living with Sunset Lake’s climate

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

The garden window

205 frost-free days in zone 7b. The last frost comes by Apr 10 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 1.

Get outside

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

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Sunset Lake from natural hazards, river flooding is the largest share (34%); heat waves, cold waves, winter storms and ice storms together are 20%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Sunset Lake and its neighbors

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

Fairfield Township: January low 26°, July high 86°Deerfield Township: January low 25°, July high 87°Seeley: January low 25°, July high 87°Pittsgrove Township: January low 25°, July high 87°Gouldtown: January low 25°, July high 87°Greenwich Township: January low 27°, July high 86°Stow Creek Township: January low 26°, July high 86°Fairton: January low 26°, July high 86°Shiloh: January low 26°, July high 87°Alloway Township: January low 26°, July high 87°Upper Deerfield Township: January low 25°, July high 87°Bridgeton: January low 25°, July high 87°Silver Lake: January low 25°, July high 87°Hopewell Township: January low 25°, July high 86°Laurel Heights: January low 25°, July high 87°Sunset Lake: January low 25°, July high 87°Sunset LakeUpper Deerfield TownshipBridgetonSilver LakeHopewell TownshipLaurel Heights
ColderMilder25° to 27°
Upper Deerfield Township25.2° about the same
Silver Lake25.2° about the same
Sunset Lake25.4°
Bridgeton25.4° about the same
Hopewell Township25.4° about the same
Laurel Heights25.4° about the same

Climates most like Sunset Lake’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
Sunset Lake, NJ25°87°46"12"
Buena Vista, VA26°87°45"11"
Huntington, WV25°87°46"10"
Bristol, TN27°86°46"9.2"
Mount Vernon, IL23°87°46"10"

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 Sunset Lake averaged 2.1° warmer than the 1900s. The biggest change is in December (+3.5°).

+2.1°1991–2020 vs. 1901–2000

A bigger shift than in 92% of U.S. towns.

Winter+2.8°now 36°, was 33°
Spring+1.8°now 53°, was 51°
Summer+1.8°now 75°, was 73°
Fall+1.7°now 57°, was 56°

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 Sunset Lake compares

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

Summer heat87° July high
Hotter July afternoons than 59% of U.S. towns187th hottest of 468 in New Jersey
Winter cold25° January low
Milder January nights than 64% of U.S. towns101st mildest of 468 in New Jersey
Precipitation46" a year
Wetter than 63% of U.S. towns442nd wettest of 468 in New Jersey
Snow12" a winter
Less snow than 63% of U.S. towns14th least snowy of 453 in New Jersey
Hot days25 days at 90°+
More 90° days than 57% of U.S. towns165th most of 468 in New Jersey
Freezing nights87 a year
Fewer freezing nights than 66% of U.S. towns69th fewest of 468 in New Jersey
Growing season205 frost-free days
A longer frost-free season than 71% of U.S. towns105th longest of 468 in New Jersey
Month by month

Sunset Lake weather by month

Highs, lows and precipitation from NOAA’s grid at Sunset Lake’s center; snow, wet days and snow on the ground from Seabrook Farms, NJ. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January42°25°3.2"3.9"10527° – 41°
February45°27°2.7"3.6"10625° – 43°
March53°33°4.3"1.8"11238° – 51°
April64°43°3.5"0.2"11050° – 58°
May73°52°3.3"0.0"11058° – 69°
June82°62°4.3"0.0"10068° – 77°
July87°67°4.7"0.0"10072° – 80°
August85°65°4.6"0.0"9070° – 78°
September78°59°4.0"0.0"8065° – 72°
October67°47°3.8"0.0"9052° – 64°
November56°37°3.2"0.1"9041° – 51°
December47°30°4.1"2.2"10230° – 50°
Year65°46°45.7"11.8"11715
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 30° to 50°. September is the most reliable, staying within 7°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Sunset Lake’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 Sunset Lake’s center.
  • Snow: Seabrook Farms, NJ.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Seabrook Farms, NJ, 2.5 miles from the town’s center, at about the same height; 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 Sunset Lake’s climate

What is the weather like in Sunset Lake?

A typical July afternoon reaches 87°, a January night drops to 25°, and about 12 inches of snow falls in a normal winter. Milder January nights than 64% of U.S. towns; hotter July afternoons than 59% of U.S. towns.

How cold does it get in Sunset Lake in winter?

January nights average 25°. About 87 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 27°.

How much snow does Sunset Lake get?

About 12 inches in a normal winter at Seabrook Farms, NJ, heaviest from January through February, about 4 inches a month, with snow on the ground about 15 days a year.

How hot does it get in Sunset Lake?

July, with a typical high of 87° and a low of 67°. About 25 days a year reach 90° (Seabrook Farms, NJ).

When is the first and last frost in Sunset Lake?

In half of years the last spring frost (32°) comes by April 10 and the first fall frost by November 1, about 205 frost-free days, at Seabrook Farms, NJ.

What growing zone is Sunset Lake in?

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

What is the best time of year to visit Sunset Lake?

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

Is Sunset Lake getting warmer?

Yes: 1991–2020 averaged 2.1° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 92% of U.S. towns.

Neighbors talk weather

Gardens, snow, and the best days of the year in Sunset Lake.

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.