Moncks Corner, SC climate
Moncks Corner has mild winters and hot summers, with plenty of rain. A typical July afternoon reaches 93°, a January night drops to 37°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Moncks Corner feels like
Winter
Spring
Summer
Fall
Moncks Corner 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 | 59° | 37° | 3.3" | 0 | 9 | 0 | 43° – 55° |
| February | 63° | 39° | 3.3" | 0 | 9 | 0 | 43° – 60° |
| March | 69° | 45° | 3.5" | 0 | 8 | 0 | 51° – 64° |
| April | 77° | 52° | 3.3" | 0 | 8 | 0 | 60° – 69° |
| May | 84° | 60° | 3.4" | 0 | 8 | 0 | 68° – 78° |
| June | 90° | 68° | 5.6" | 0 | 10 | 0 | 74° – 83° |
| July | 93° | 72° | 5.6" | 0 | 12 | 0 | 80° – 85° |
| August | 91° | 71° | 6.2" | 0 | 12 | 0 | 78° – 84° |
| September | 86° | 66° | 5.4" | 0 | 9 | 0 | 73° – 81° |
| October | 78° | 55° | 4.3" | 0 | 8 | 0 | 62° – 71° |
| November | 69° | 44° | 2.9" | 0 | 7 | 0 | 52° – 63° |
| December | 62° | 39° | 3.5" | 0 | 10 | 0 | 41° – 62° |
| Year | 77° | 54° | 50.3" | 0.0" | 110 | 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 Moncks Corner
Moncks Corner gets 50 inches of rain and melted snow a year. August is the wettest month and November the driest. Rain or snow falls on about 110 days a year.
About 265 frost-free days a year
In half of years the last 32° night comes by March 10 and the first one by November 26. That leaves about 265 frost-free days for gardens, longer than 92% of U.S. towns.
Heating and cooling a home in Moncks Corner
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Moncks Corner, 45% of that work is heating and 55% 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 Moncks Corner 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 Moncks Corner averaged 1.1° warmer than the 1900s. The biggest change is in December (+2.4°). The shift is smaller than in 57% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Moncks Corner’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 41° to 62°. July is the most reliable, staying within 6°.
Common questions about Moncks Corner’s climate
What is the coldest month in Moncks Corner?
January, with a typical high of 59° and a low of 37°.
What is the hottest month in Moncks Corner?
July, with a typical high of 93° and a low of 72°. About 85 days a year reach 90°.
How much snow does Moncks Corner get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Moncks Corner?
In half of years the first 32° night comes by November 26, and the last spring frost by March 10.
What is the rainiest month in Moncks Corner?
August, with 6.2 inches of rain and melted snow. The year totals 50 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Moncks Corner itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Moncks Corner 4 N, SC (3 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.