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Climate in Jackson · NOAA 1991–2020 normals

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

A typical July afternoon reaches 93°, a January night drops to 36°, and snow is almost unheard of.

Milder January nights than 81% of U.S. towns#37Mildest winters  of 164 in SC
Hotter July afternoons than 91% of U.S. towns#3Hottest summers  of 164 in SC
All SC rankings →

A year in Jackson at a glance

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

Jan58°36°
Feb62°39°
Mar70°45° Last frost ~Mar 23
Apr77°51° 1 day 90°+
May85°60° 8 days 90°+
Jun90°68° 18 days 90°+Wettest
Jul93°71° 25 days 90°+
Aug91°71° 21 days 90°+
Sep86°65° 11 days 90°+
Oct78°53° 1 day 90°+
Nov now68°43° First frost ~Nov 9
Dec60°37°

What stands out about Jackson’s climate

Compared with towns across the U.S., with Jackson’s place in South Carolina beside it.

A normal year

What a year in Jackson feels like

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

Winter
60° / 37°
Snow is rare
Spring
77° / 52°
Last frost around Mar 23
Summer
91° / 70°
86 days reach 90°
Fall
77° / 54°
First frost around Nov 9
Best months to be outsideMarAprOctNovHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 232 frost-free days a year

In half of years the last 32° night comes by March 23 and the first by November 9. Frost and day counts come from NOAA’s station at Augusta Bush Fld Airport, 10 miles from the town’s center, at about the same height.

51
nights at or below 32° in a normal year
74th fewest of 164 in South Carolina
Fewer freezing nights than 79% of U.S. towns
0
nights at or below 0°
None in a normal year
86
days that reach 90°
11th most of 164 in South Carolina
More 90° days than 88% of U.S. towns
6
days that reach 100°
18th most of 164 in South Carolina
More 100° days than 87% of U.S. towns
8bUSDA zone
Plant hardiness zone 8b

The 2023 USDA map puts Jackson’s center in zone 8b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 17°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

15
JFMAMJJASOND

90° days by month

Average days at 90° or more

25
JFMAMJJASOND
Rain & snow

About 46 inches of rain a year

June is the wettest month and October the driest. Rain falls on about 107 days a year. Snow is rare: about 0.8" in a normal year at Augusta Bush Fld Airport, so most winters see none.

46"
Rain + melted snow a year
129th wettest of 164 in South Carolina
Wetter than 64% of U.S. towns
0.8"
Snow in a normal winter
Less snow than 79% of U.S. towns

Rain + melted snow by month

Inches of water

4.8"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Jackson

48% of the work is heating, so air conditioning is the bigger bill. Months averaging under 55° run from December through February.

2,182 heating degree daysLess heating than 86% of U.S. towns
2,361 cooling degree daysMore cooling than 87% 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 Augusta Bush Fld Airport.

Living here

Living with Jackson’s climate

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

The garden window

232 frost-free days in zone 8b. The last frost comes by Mar 23 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 9.

Get outside

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

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Jackson from natural hazards, river flooding is the largest share (43%); heat waves, cold waves, winter storms and ice storms together are 10%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door & far away

Jackson and similar climates

TownRatings has no climate map of the towns around Jackson yet.

Climates most like Jackson’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
Jackson, SC36°93°46"0.8"
Lindale, TX36°93°46"0.7"
Cusseta, GA36°92°50"0.5"
Laurinburg, NC33°91°45"1.1"
Durant, OK32°94°43"2.0"

Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.

Then and now

Warmer than it used to be

The last 30 years in Jackson averaged 1.1° warmer than the 1900s. The biggest change is in February (+1.9°).

+1.1°1991–2020 vs. 1901–2000

A smaller shift than in 70% of U.S. towns.

Winter+1.5°now 49°, was 47°
Spring+1.0°now 65°, was 64°
Summer+1.1°now 81°, was 80°
Fall+0.8°now 65°, was 65°

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 Jackson compares

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

Summer heat93° July high
Hotter July afternoons than 91% of U.S. towns3rd hottest of 164 in South Carolina
Winter cold36° January low
Milder January nights than 81% of U.S. towns37th mildest of 164 in South Carolina
Precipitation46" a year
Wetter than 64% of U.S. towns129th wettest of 164 in South Carolina
Snow0.8" a winter
Less snow than 79% of U.S. townsNot ranked: under an inch a year
Hot days86 days at 90°+
More 90° days than 88% of U.S. towns11th most of 164 in South Carolina
Freezing nights51 a year
Fewer freezing nights than 79% of U.S. towns74th fewest of 164 in South Carolina
Growing season232 frost-free days
A longer frost-free season than 85% of U.S. towns67th longest of 164 in South Carolina
Month by month

Jackson weather by month

Highs, lows and precipitation from NOAA’s grid at Jackson’s center; snow, wet days and snow on the ground from Augusta Bush Fld Airport. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January58°36°4.1"0.4"10040° – 54°
February62°39°3.7"0.3"9042° – 60°
March70°45°4.1"0.0"9051° – 65°
April77°51°3.0"0.0"8060° – 69°
May85°60°3.3"0.0"8068° – 78°
June90°68°4.8"0.0"11075° – 83°
July93°71°4.8"0.0"11079° – 86°
August91°71°4.8"0.0"11078° – 85°
September86°65°3.8"0.0"8073° – 82°
October78°53°2.7"0.0"6062° – 71°
November68°43°2.8"0.0"7050° – 62°
December60°37°4.0"0.1"9040° – 60°
Year77°53°45.9"0.8"1070
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 40° to 60°. July is the most reliable, staying within 6°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Jackson’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 Jackson’s center.
  • Snow: Augusta Bush Fld Airport.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Augusta Bush Fld Airport, 10 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 Jackson’s climate

What is the weather like in Jackson?

A typical July afternoon reaches 93°, a January night drops to 36°, and snow is almost unheard of. Milder January nights than 81% of U.S. towns; hotter July afternoons than 91% of U.S. towns.

How cold does it get in Jackson in winter?

January nights average 36°. About 51 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 40°.

How much snow does Jackson get?

About 0.8 inches in a normal winter at Augusta Bush Fld Airport, so most winters see none.

How hot does it get in Jackson?

July, with a typical high of 93° and a low of 71°. About 86 days a year reach 90° and 6 reach 100° (Augusta Bush Fld Airport).

When is the first and last frost in Jackson?

In half of years the last spring frost (32°) comes by March 23 and the first fall frost by November 9, about 232 frost-free days, at Augusta Bush Fld Airport.

What growing zone is Jackson in?

Zone 8b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 17°.

What is the best time of year to visit Jackson?

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

Is Jackson getting warmer?

Yes: 1991–2020 averaged 1.1° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 70% of U.S. towns.

Neighbors talk weather

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

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.