Edisto, SC climate
Edisto has mild winters and hot summers, with plenty of rain. A typical July afternoon reaches 92°, a January night drops to 35°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Edisto feels like
Winter
Spring
Summer
Fall
Edisto weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 58° | 35° | 3.7" | 0.1" | 10 | 0 | 41° – 53° |
| February | 62° | 38° | 3.6" | 0 | 10 | 0 | 43° – 60° |
| March | 69° | 44° | 3.8" | 0 | 9 | 0 | 49° – 64° |
| April | 77° | 51° | 3.2" | 0 | 8 | 0 | 60° – 69° |
| May | 84° | 59° | 3.5" | 0 | 9 | 0 | 68° – 76° |
| June | 90° | 67° | 5.2" | 0 | 11 | 0 | 75° – 83° |
| July | 92° | 71° | 5.4" | 0 | 11 | 0 | 79° – 84° |
| August | 91° | 70° | 5.1" | 0 | 11 | 0 | 78° – 85° |
| September | 86° | 64° | 4.4" | 0 | 9 | 0 | 72° – 80° |
| October | 77° | 53° | 3.2" | 0 | 8 | 0 | 62° – 70° |
| November | 68° | 43° | 2.9" | 0 | 8 | 0 | 50° – 61° |
| December | 60° | 37° | 3.7" | 0 | 10 | 0 | 39° – 60° |
| Year | 76° | 53° | 47.7" | 0.1" | 113 | 0 |
“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 and snow in Edisto
Edisto gets 48 inches of rain and melted snow a year. July is the wettest month and November the driest. Rain or snow falls on about 113 days a year.
About 249 frost-free days a year
In half of years the last 32° night comes by March 13 and the first one by November 15. That leaves about 249 frost-free days for gardens, longer than 90% of U.S. towns.
Heating and cooling a home in Edisto
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Edisto, 47% of that work is heating and 53% is cooling.
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.
Edisto and its neighbors
Edisto borders 1 town with climate data. January nights across them vary by 0.0°. Orangeburg has both the coldest January nights (35°) and the hottest July afternoons (92°). Edisto’s January low is 35° and its July high 92°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Edisto compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Edisto averaged 0.9° warmer than the 1900s. The biggest change is in February (+1.8°). The shift is smaller than in 75% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Edisto’s spot on NOAA’s grid
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 39° to 60°. July is the most reliable, staying within 5°.
Common questions about Edisto’s climate
What is the coldest month in Edisto?
January, with a typical high of 58° and a low of 35°.
What is the hottest month in Edisto?
July, with a typical high of 92° and a low of 71°. About 85 days a year reach 90°.
How much snow does Edisto get?
Almost none. A normal year brings 0.1 inches.
When is the first frost in Edisto?
In half of years the first 32° night comes by November 15, and the last spring frost by March 13.
What is the rainiest month in Edisto?
July, with 5.4 inches of rain and melted snow. The year totals 48 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Edisto itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Orangeburg 2, SC (2 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.