Climate · Jacksonboro

Jacksonboro, SC climate

Jacksonboro has mild winters and hot summers, with plenty of rain. A typical July afternoon reaches 92°, a January night drops to 37°, and snow is almost unheard of.

NOAA 1991-2020 climate normals Updated once a decade
July high
92°
133rd hottest of 475 South Carolina towns
January low
37°
44th mildest of 475 South Carolina towns
Rain + melted snow
49 in
126th wettest of 475 South Carolina towns
Snow a winter
0.0 in
47th least snowy of 452 South Carolina towns
A normal year

What a year in Jacksonboro feels like

Winter

62° / 39°
Typical high / low · Snow is rare

Spring

77° / 53°
Typical high / low · Last frost around Mar 19

Summer

91° / 70°
Typical high / low · 67 days reach 90° in a normal year

Fall

78° / 55°
Typical high / low · First frost around Nov 12
Best months to be outsideMarAprOctNovHighs of 62–84° and lows of 40° or more
Month by month

Jacksonboro weather by month

Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January60°37°3.4" 080 43° – 55°
February64°40°3.2" 080 45° – 60°
March70°46°3.4" 080 52° – 65°
April78°52°3.3" 070 60° – 70°
May84°61°3.2" 070 68° – 77°
June89°68°5.5" 0100 74° – 83°
July92°72°5.8" 0110 80° – 85°
August90°71°6.4" 0120 78° – 83°
September86°66°5.0" 080 73° – 80°
October78°55°4.0" 060 63° – 71°
November69°45°2.8" 060 52° – 63°
December63°40°3.4" 080 42° – 62°
Year77°54°49.3"0.0"990

“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.

Rain & snow

Rain and snow in Jacksonboro

Jacksonboro gets 49 inches of rain and melted snow a year. August is the wettest month and November the driest. Rain or snow falls on about 99 days a year.

49 in
Rain + melted snow a year
More rain than 86% of U.S. towns
0.0 in
Snow in a normal winter
Less snow than 96% of U.S. towns
0 days
With 1"+ of snow on the ground
Fewer than 94% of U.S. towns

Rain + melted snow by month

Inches of water
6.4"

Snowfall by month

No measurable snow in a normal year.
Frost & the growing season

About 239 frost-free days a year

In half of years the last 32° night comes by March 19 and the first one by November 12. That leaves about 239 frost-free days for gardens, longer than 88% of U.S. towns.

44
nights at or below 32° in a normal year
0
nights below 0° in a normal year
67
days that reach 90° in a normal year

Freezing nights by month

Average nights at or below 32°

90° days by month

Average days at 90° or more
Heating & cooling

Heating and cooling a home in Jacksonboro

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Jacksonboro, 54% of that work is heating and 46% is cooling.

54%heating
2,322 heating degree daysLess heating than 91% of U.S. towns
2,016 cooling degree daysMore cooling than 88% of U.S. towns

Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.

Compared with other towns

How Jacksonboro compares

Summer heat92° July high
Hotter than 88% of U.S. towns133rd hottest of 475 South Carolina towns
Winter cold37° January low
Milder than 91% of U.S. towns44th mildest of 475 South Carolina towns
Precipitation49" a year
Wetter than 86% of U.S. towns126th wettest of 475 South Carolina towns
Snow0.0" a winter
Less snow than 96% of U.S. towns47th least snowy of 452 South Carolina towns
Growing season239 frost-free days
Longer than 88% of U.S. towns126th longest of 475 South Carolina towns
South Carolina climate rankingsSnowiest, mildest, wettest and more in SC →

Compared with every U.S. town and city on TownTapestry, each counted once.

Then and now

Warmer than it used to be

+1.3°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Jacksonboro averaged 1.3° warmer than the 1900s. The biggest change is in December (+2.4°). The shift is larger than in 57% of U.S. towns.

❄️ Winter+1.7° now 51°, was 49°
🌷 Spring+1.2° now 65°, was 64°
☀️ Summer+1.2° now 80°, was 79°
🍂 Fall+1.1° now 67°, was 65°

Change by month1991–2020 average minus 1901–2000 average, at Jacksonboro’s spot on NOAA’s grid

Year to year

How much a month can swing

A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 42° to 62°. August is the most reliable, staying within 5°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Jacksonboro’s climate

What is the coldest month in Jacksonboro?

January, with a typical high of 60° and a low of 37°.

What is the hottest month in Jacksonboro?

July, with a typical high of 92° and a low of 72°. About 67 days a year reach 90°.

How much snow does Jacksonboro get?

Almost none. A normal year brings 0.0 inches.

When is the first frost in Jacksonboro?

In half of years the first 32° night comes by November 12, and the last spring frost by March 19.

What is the rainiest month in Jacksonboro?

August, with 6.4 inches of rain and melted snow. The year totals 49 inches.

Temperatures and rainfall come from NOAA’s gridded climate normals for Jacksonboro itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Walterboro 1 Sw, SC (14 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.

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