Plum Branch, SC climate
Plum Branch has mild winters and warm summers. A typical July afternoon reaches 92°, a January night drops to 34°, and about 1 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Plum Branch feels like
Winter
Spring
Summer
Fall
Plum Branch 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 | 55° | 34° | 4.0" | 0.5" | 12 | 0 | 39° – 51° |
| February | 59° | 37° | 3.9" | 0.1" | 11 | 0 | 40° – 57° |
| March | 67° | 43° | 4.6" | 0.2" | 11 | 0 | 48° – 63° |
| April | 75° | 50° | 3.0" | 0 | 8 | 0 | 58° – 67° |
| May | 83° | 58° | 3.3" | 0 | 8 | 0 | 65° – 76° |
| June | 89° | 67° | 4.4" | 0 | 10 | 0 | 74° – 82° |
| July | 92° | 70° | 4.2" | 0 | 11 | 0 | 77° – 86° |
| August | 90° | 69° | 4.2" | 0 | 11 | 0 | 77° – 85° |
| September | 85° | 63° | 3.5" | 0 | 9 | 0 | 71° – 80° |
| October | 75° | 52° | 2.8" | 0 | 8 | 0 | 60° – 68° |
| November | 65° | 41° | 3.4" | 0 | 9 | 0 | 49° – 59° |
| December | 58° | 36° | 4.3" | 0.2" | 12 | 0 | 38° – 57° |
| Year | 74° | 52° | 45.5" | 1.0" | 119 | 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 Plum Branch
Plum Branch gets 46 inches of rain and melted snow a year. March is the wettest month and October the driest. Rain or snow falls on about 119 days a year.
About 226 frost-free days a year
In half of years the last 32° night comes by March 28 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 Plum Branch
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Plum Branch, 59% of that work is heating and 41% 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 Plum Branch 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 Plum Branch averaged 0.8° warmer than the 1900s. The biggest change is in December (+2.0°). The shift is smaller than in 82% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Plum Branch’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 38° to 57°. August is the most reliable, staying within 8°.
Common questions about Plum Branch’s climate
What is the coldest month in Plum Branch?
January, with a typical high of 55° and a low of 34°.
What is the hottest month in Plum Branch?
July, with a typical high of 92° and a low of 70°. About 79 days a year reach 90°.
How much snow does Plum Branch get?
About 1 inches in a normal winter, most of it in January.
When is the first frost in Plum Branch?
In half of years the first 32° night comes by November 7, and the last spring frost by March 28.
What is the rainiest month in Plum Branch?
March, with 4.6 inches of rain and melted snow. The year totals 46 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Plum Branch itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Johnston 4 Sw, SC (25 mi, snow) and Mccormick, SC (5 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.