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Climate in Babylon · NOAA 1991–2020 normals

Summers, winters and rain in Babylon all run close to those of most U.S. towns

January nights here settle around 25°. Winters are mild: January nights here are milder than in 63% of U.S. towns. Decade by decade the climate has edged up, 2.3° above 1901–2000. The frost-free window for a garden runs roughly April 6 to November 6.

More snow than 64% of U.S. towns#708Snowiest  of 855 in NY
Milder January nights than 63% of U.S. towns#41Mildest winters  of 876 in NY
All NY rankings →

A year in Babylon at a glance

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

Jan40°25° 10" snow
Feb42°26° 9" snow
Mar49°32° 7" snow
Apr59°41° Last frost ~Apr 6
May69°51°
Jun78°60° 1 day 90°+
Jul84°67° 5 days 90°+
Aug82°65° 3 days 90°+
Sep76°59°
Oct65°47°
Nov now55°38° First frost ~Nov 6
Dec45°31° 5" snowWettest

What stands out about Babylon’s climate

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

A normal year

What a year in Babylon feels like

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

Winter
42° / 27°
8 days with 1"+ of snow
Spring
59° / 41°
Last frost around Apr 6
Summer
81° / 64°
9 days reach 90°
Fall
65° / 48°
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, 6 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 Babylon’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°

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
359th 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 Babylon

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 Babylon’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. 0.8 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Babylon from natural hazards, river flooding is the largest share (49%); 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

Babylon and its neighbors

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

Oyster Bay: January low 24°, July high 84°Huntington: January low 25°, July high 84°Amityville: January low 26°, July high 83°East Massapequa: January low 26°, July high 84°Deer Park: January low 24°, July high 84°Dix Hills: January low 24°, July high 84°Gilgo: January low 26°, July high 83°East Farmingdale: January low 25°, July high 84°West Bay Shore: January low 26°, July high 83°Baywood: January low 24°, July high 84°Bay Shore: January low 26°, July high 83°Brookhaven: January low 23°, July high 83°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°Lindenhurst: January low 26°, July high 83°Wyandanch: January low 25°, July high 84°North Lindenhurst: January low 26°, July high 83°Babylon: January low 26°, July high 83°West Islip: January low 25°, July high 84°Islip: January low 26°, July high 83°West Babylon: January low 25°, July high 84°North Babylon: January low 25°, July high 84°Babylon: January low 25°, July high 84°BabylonBabylonWest IslipIslipWest BabylonNorth Babylon
ColderMilder23° to 26°
West Babylon24.9° about the same
Babylon25.1°
West Islip25.1° about the same
North Babylon25.1° about the same
Islip25.5° about the same
Babylon26.0° about the same

Climates most like Babylon’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
Babylon, NY25°84°45"32"
Damascus, MD25°85°45"31"
Blacksburg, VA25°84°43"25"
Uniontown, PA22°84°45"28"
Fairmont, WV23°84°46"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 Babylon 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 Babylon compares

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

Summer heat84° July high
Cooler July afternoons than 62% of U.S. towns690th coolest of 876 in New York
Winter cold25° January low
Milder January nights than 63% of U.S. towns41st mildest of 876 in New York
Precipitation45" a year
Wetter than 58% of U.S. towns359th 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

Babylon weather by month

Highs, lows and precipitation from NOAA’s grid at Babylon’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°25°3.3"10.3"11725° – 39°
February42°26°3.0"9.4"10922° – 40°
March49°32°4.2"6.5"11436° – 48°
April59°41°3.8"0.6"11046° – 54°
May69°51°3.4"0.0"12055° – 64°
June78°60°4.0"0.0"10066° – 73°
July84°67°3.4"0.0"9070° – 79°
August82°65°4.0"0.0"9070° – 78°
September76°59°3.9"0.0"9065° – 71°
October65°47°4.0"0.0"9052° – 62°
November55°38°3.4"0.5"10041° – 51°
December45°31°4.3"4.5"12331° – 49°
Year62°45°44.6"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 49°. September is the most reliable, staying within 7°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Babylon’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 Babylon’s center.
  • Snow: Islip Li Macarthur Airport.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Farmingdale Airport, 6 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 Babylon’s climate

What is the weather like in Babylon?

A typical July afternoon reaches 84°, a January night drops to 25°, and about 32 inches of snow falls in a normal winter. Milder January nights than 63% of U.S. towns; cooler July afternoons than 62% of U.S. towns.

How cold does it get in Babylon in winter?

January nights average 25°. About 88 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 25°.

How much snow does Babylon 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 Babylon?

July, with a typical high of 84° and a low of 67°. About 9 days a year reach 90° (Farmingdale Airport).

When is the first and last frost in Babylon?

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 Babylon 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 Babylon?

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 Babylon 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 Babylon.

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.