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Climate in Oak Beach · NOAA 1991–2020 normals

July in Oak Beach stays fresher than in 72% of U.S. towns

On a normal January night the air cools to about 26°. By January nights alone, it runs milder than 66% of U.S. towns. December has warmed most since 1901–2000, part of a 2.3° rise. Plan time outside from May to October, when highs sit at 65–83°.

Milder January nights than 66% of U.S. towns#14Mildest winters  of 876 in NY
More snow than 64% of U.S. towns#708Snowiest  of 855 in NY
All NY rankings →

A year in Oak Beach at a glance

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

Jan40°26° 10" snow
Feb42°27° 9" snow
Mar49°33° 7" snow
Apr59°42° Last frost ~Apr 6
May68°51°
Jun77°61° 1 day 90°+
Jul83°67° 5 days 90°+
Aug82°66° 3 days 90°+
Sep75°60°
Oct65°49°
Nov now55°39° First frost ~Nov 6
Dec46°31° 5" snowWettest

What stands out about Oak Beach’s climate

Compared with towns across the U.S., with Oak Beach’s place in New York beside it.

A normal year

What a year in Oak Beach feels like

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

Winter
43° / 28°
8 days with 1"+ of snow
Spring
58° / 42°
Last frost around Apr 6
Summer
81° / 65°
9 days reach 90°
Fall
65° / 49°
First frost around Nov 6
Best months to be outsideMayJunJulAugSepOctHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 213 frost-free days a year

In half of years the last 32° night comes by April 6 and the first by November 6. Frost and day counts come from NOAA’s station at Farmingdale Airport, 9 miles from the town’s center, at about the same height.

88
nights at or below 32° in a normal year
50th fewest of 876 in New York
Fewer freezing nights than 66% of U.S. towns
0
nights at or below 0°
None in a normal year
9
days that reach 90°
538th fewest of 876 in New York
Fewer 90° days than 78% of U.S. towns
<1
days that reach 100°
548th fewest of 876 in New York
Fewer 100° days than 68% of U.S. towns
7bUSDA zone
Plant hardiness zone 7b

The 2023 USDA map puts Oak Beach’s center in zone 7b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 8°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

24
JFMAMJJASOND

90° days by month

Average days at 90° or more

4.5
JFMAMJJASOND
Rain & snow

About 32 inches of snow a winter

Snow, measured at Islip Li Macarthur Airport, is heaviest from January through February, about 10 inches a month. Precipitation (rain plus melted snow) adds up to 45 inches a year; December is the wettest month and February the driest. Rain or snow falls on about 122 days a year.

45"
Rain + melted snow a year
364th wettest of 876 in New York
Wetter than 58% of U.S. towns
32"
Snow in a normal winter
708th snowiest of 855 in New York
More snow than 64% of U.S. towns
23 days
With 1"+ of snow on the ground
554th most of 654 in New York
More days with snow on the ground than 52% of U.S. towns

Rain + melted snow by month

Inches of water

4.3"
JFMAMJJASOND

Snowfall by month

Inches of snow

10"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Oak Beach

85% of the work is heating. Months averaging under 55° run from November through April.

5,087 heating degree daysLess heating than 56% of U.S. towns
911 cooling degree daysLess cooling than 50% 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 Farmingdale Airport.

Living here

Living with Oak Beach’s climate

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

The garden window

213 frost-free days in zone 7b. The last frost comes by Apr 6 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 6.

Get outside

Months with highs of 62–84° and lows of 40° or more: May, June, July, August, September and October. 1.1 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Oak Beach from natural hazards, coastal flooding is the largest share (59%); heat waves, cold waves, winter storms and ice storms together are 4%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Oak Beach and its neighbors

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

Brookhaven: January low 23°, July high 83°Southampton: January low 24°, July high 81°West Hampton Dunes: January low 24°, July high 82°Oyster Bay: January low 24°, July high 84°Copiague: January low 26°, July high 83°Amityville: January low 26°, July high 83°West Islip: January low 25°, July high 84°Babylon: January low 25°, July high 84°Huntington: January low 25°, July high 84°East Massapequa: January low 26°, July high 84°Deer Park: January low 24°, July high 84°North Babylon: January low 25°, July high 84°Dix Hills: January low 24°, July high 84°East Farmingdale: January low 25°, July high 84°Smithtown: January low 25°, July high 83°Bayport: January low 25°, July high 82°Great River: January low 25°, July high 83°West Sayville: January low 25°, July high 83°Ronkonkoma: January low 23°, July high 84°Lake Ronkonkoma: January low 23°, July high 84°Brentwood: January low 24°, July high 84°Captree: January low 26°, July high 83°Fire Island: January low 26°, July high 83°Gilgo: January low 26°, July high 83°Babylon: January low 26°, July high 83°Islip: January low 26°, July high 83°Oak Beach: January low 26°, July high 83°Oak BeachCaptreeFire IslandGilgoBabylonIslip
ColderMilder23° to 26°
Fire Island25.5° about the same
Islip25.5° about the same
Oak Beach26.0°
Captree26.0° about the same
Babylon26.0° about the same
Gilgo26.1° about the same

Climates most like Oak Beach’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
Oak Beach, NY26°83°45"32"
Blacksburg, VA25°84°43"25"
Uniontown, PA22°84°45"28"
Damascus, MD25°85°45"31"
Bluefield, WV23°81°42"40"

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 Oak Beach averaged 2.3° warmer than the 1900s. The biggest change is in December (+3.7°).

+2.3°1991–2020 vs. 1901–2000

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

Winter+3.1°now 35°, was 32°
Spring+2.1°now 50°, was 48°
Summer+2.1°now 73°, was 71°
Fall+1.9°now 57°, was 55°

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 Oak Beach compares

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

Summer heat83° July high
Cooler July afternoons than 72% of U.S. towns595th coolest of 876 in New York
Winter cold26° January low
Milder January nights than 66% of U.S. towns14th mildest of 876 in New York
Precipitation45" a year
Wetter than 58% of U.S. towns364th wettest of 876 in New York
Snow32" a winter
More snow than 64% of U.S. towns708th snowiest of 855 in New York
Hot days9 days at 90°+
Fewer 90° days than 78% of U.S. towns538th fewest of 876 in New York
Freezing nights88 a year
Fewer freezing nights than 66% of U.S. towns50th fewest of 876 in New York
Growing season213 frost-free days
A longer frost-free season than 76% of U.S. towns55th longest of 876 in New York
Month by month

Oak Beach weather by month

Highs, lows and precipitation from NOAA’s grid at Oak Beach’s center; snow, wet days and snow on the ground from Islip Li Macarthur Airport. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January40°26°3.4"10.3"11726° – 40°
February42°27°3.0"9.4"10923° – 40°
March49°33°4.3"6.5"11436° – 48°
April59°42°3.8"0.6"11046° – 54°
May68°51°3.4"0.0"12055° – 64°
June77°61°3.9"0.0"10066° – 73°
July83°67°3.4"0.0"9070° – 79°
August82°66°4.0"0.0"9070° – 78°
September75°60°3.8"0.0"9065° – 72°
October65°49°3.9"0.0"9053° – 63°
November55°39°3.4"0.5"10041° – 52°
December46°31°4.3"4.5"12331° – 50°
Year62°46°44.5"31.8"12223
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 31° to 50°. September is the most reliable, staying within 7°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Oak Beach’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 Oak Beach’s center.
  • Snow: Islip Li Macarthur Airport.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Farmingdale Airport, 9 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 Oak Beach’s climate

What is the weather like in Oak Beach?

A typical July afternoon reaches 83°, a January night drops to 26°, and about 32 inches of snow falls in a normal winter. Milder January nights than 66% of U.S. towns; cooler July afternoons than 72% of U.S. towns.

How cold does it get in Oak Beach in winter?

January nights average 26°. About 88 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 26°.

How much snow does Oak Beach get?

About 32 inches in a normal winter at Islip Li Macarthur Airport, heaviest from January through February, about 10 inches a month, with snow on the ground about 23 days a year.

How hot does it get in Oak Beach?

July, with a typical high of 83° and a low of 67°. About 9 days a year reach 90° (Farmingdale Airport).

When is the first and last frost in Oak Beach?

In half of years the last spring frost (32°) comes by April 6 and the first fall frost by November 6, about 213 frost-free days, at Farmingdale Airport.

What growing zone is Oak Beach in?

Zone 7b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 8°.

What is the best time of year to visit Oak Beach?

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 Oak Beach 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 Oak Beach.

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.