Murrells Inlet, SC climate
Murrells Inlet has mild winters and warm summers, with plenty of rain. A typical July afternoon reaches 89°, a January night drops to 37°.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Murrells Inlet feels like
Winter
Spring
Summer
Fall
Murrells Inlet weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 58° | 37° | 3.5" | 41° – 52° |
| February | 60° | 39° | 3.3" | 42° – 57° |
| March | 66° | 45° | 3.6" | 48° – 63° |
| April | 73° | 53° | 3.2" | 59° – 67° |
| May | 80° | 61° | 3.9" | 67° – 75° |
| June | 86° | 69° | 5.2" | 73° – 82° |
| July | 89° | 72° | 6.1" | 79° – 84° |
| August | 88° | 72° | 6.4" | 77° – 84° |
| September | 83° | 66° | 6.3" | 72° – 79° |
| October | 76° | 56° | 4.4" | 62° – 71° |
| November | 67° | 45° | 3.2" | 51° – 61° |
| December | 60° | 39° | 3.9" | 40° – 60° |
| Year | 74° | 54° | 53.1" |
“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 Murrells Inlet
Murrells Inlet gets 53 inches of rain and melted snow a year. August is the wettest month and November the driest.
About 247 frost-free days a year
In half of years the last 32° night comes by March 18 and the first one by November 18. That leaves about 247 frost-free days for gardens, longer than 90% of U.S. towns.
Heating and cooling a home in Murrells Inlet
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Murrells Inlet, 55% of that work is heating and 45% 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 Murrells Inlet 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 Murrells Inlet averaged 0.7° warmer than the 1900s. The biggest change is in December (+1.8°). The shift is smaller than in 91% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Murrells Inlet’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 40° to 60°. July is the most reliable, staying within 5°.
Common questions about Murrells Inlet’s climate
What is the coldest month in Murrells Inlet?
January, with a typical high of 58° and a low of 37°.
What is the hottest month in Murrells Inlet?
July, with a typical high of 89° and a low of 72°. About 39 days a year reach 90°.
When is the first frost in Murrells Inlet?
In half of years the first 32° night comes by November 18, and the last spring frost by March 18.
What is the rainiest month in Murrells Inlet?
August, with 6.4 inches of rain and melted snow. The year totals 53 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Murrells Inlet itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Brookgreen Gardens, SC (3 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.