Calhoun Falls, SC climate
Calhoun Falls has mild winters and warm summers. A typical July afternoon reaches 91°, a January night drops to 33°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Calhoun Falls feels like
Winter
Spring
Summer
Fall
Calhoun Falls 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 | 54° | 33° | 4.1" | 0.1" | 10 | 0 | 37° – 50° |
| February | 58° | 36° | 4.1" | 0.3" | 9 | 0 | 40° – 56° |
| March | 66° | 42° | 4.6" | 0.1" | 9 | 0 | 47° – 63° |
| April | 74° | 49° | 3.2" | 0 | 8 | 0 | 57° – 66° |
| May | 81° | 58° | 3.4" | 0 | 8 | 0 | 65° – 75° |
| June | 88° | 66° | 4.3" | 0 | 10 | 0 | 73° – 81° |
| July | 91° | 70° | 4.0" | 0 | 9 | 0 | 77° – 85° |
| August | 89° | 69° | 4.5" | 0 | 9 | 0 | 75° – 84° |
| September | 84° | 63° | 3.8" | 0 | 7 | 0 | 70° – 79° |
| October | 74° | 51° | 3.2" | 0 | 6 | 0 | 59° – 67° |
| November | 64° | 40° | 3.7" | 0 | 8 | 0 | 48° – 57° |
| December | 56° | 35° | 4.7" | 0.1" | 10 | 0 | 37° – 56° |
| Year | 73° | 51° | 47.5" | 0.6" | 103 | 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 Calhoun Falls
Calhoun Falls gets 48 inches of rain and melted snow a year. December is the wettest month and October the driest. Rain or snow falls on about 103 days a year.
About 226 frost-free days a year
In half of years the last 32° night comes by March 27 and the first one by November 7. That leaves about 226 frost-free days for gardens, longer than 84% of U.S. towns.
Heating and cooling a home in Calhoun Falls
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Calhoun Falls, 61% of that work is heating and 39% 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.
How Calhoun Falls 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 Calhoun Falls averaged 0.8° warmer than the 1900s. The biggest change is in December (+2.2°). The shift is smaller than in 84% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Calhoun Falls’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 37° to 56°. July is the most reliable, staying within 8°.
Common questions about Calhoun Falls’s climate
What is the coldest month in Calhoun Falls?
January, with a typical high of 54° and a low of 33°.
What is the hottest month in Calhoun Falls?
July, with a typical high of 91° and a low of 70°. About 60 days a year reach 90°.
How much snow does Calhoun Falls get?
Almost none. A normal year brings 0.6 inches.
When is the first frost in Calhoun Falls?
In half of years the first 32° night comes by November 7, and the last spring frost by March 27.
What is the rainiest month in Calhoun Falls?
December, with 4.7 inches of rain and melted snow. The year totals 48 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Calhoun Falls itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Calhoun Falls, SC (1 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.