Brunswick, GA climate
Brunswick has warm winters and warm summers, with plenty of rain. A typical July afternoon reaches 92°, a January night drops to 43°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Brunswick feels like
Winter
Spring
Summer
Fall
Brunswick 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 | 63° | 43° | 3.5" | 0 | 8 | 0 | 47° – 59° |
| February | 66° | 46° | 2.9" | 0 | 8 | 0 | 48° – 64° |
| March | 72° | 51° | 3.5" | 0 | 8 | 0 | 55° – 68° |
| April | 78° | 58° | 3.0" | 0 | 7 | 0 | 63° – 72° |
| May | 84° | 66° | 2.9" | 0 | 7 | 0 | 71° – 79° |
| June | 89° | 72° | 6.2" | 0 | 12 | 0 | 77° – 85° |
| July | 92° | 75° | 5.2" | 0 | 11 | 0 | 82° – 86° |
| August | 90° | 74° | 6.6" | 0 | 13 | 0 | 80° – 85° |
| September | 86° | 71° | 5.9" | 0 | 10 | 0 | 76° – 83° |
| October | 79° | 62° | 4.2" | 0 | 8 | 0 | 67° – 76° |
| November | 71° | 52° | 2.1" | 0 | 5 | 0 | 56° – 67° |
| December | 65° | 46° | 2.8" | 0 | 7 | 0 | 46° – 65° |
| Year | 78° | 60° | 48.9" | 0.0" | 104 | 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 Brunswick
Brunswick gets 49 inches of rain and melted snow a year. August is the wettest month and November the driest. Rain or snow falls on about 104 days a year.
About 314 frost-free days a year
In half of years the last 32° night comes by February 8 and the first one by December 25. That leaves about 314 frost-free days for gardens, longer than 95% of U.S. towns.
Heating and cooling a home in Brunswick
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Brunswick, 34% of that work is heating and 66% is cooling, so air conditioning is the bigger bill.
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.
Brunswick and its neighbors
Brunswick borders 3 towns with climate data. January nights across them vary by 2.4°. Dock Junction has both the coldest January nights (41°) and the hottest July afternoons (92°). Brunswick’s January low is 43° and its July high 92°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Brunswick 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 Brunswick averaged 1.0° warmer than the 1900s. The biggest change is in December (+1.8°). The shift is smaller than in 70% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Brunswick’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 46° to 65°. August is the most reliable, staying within 4°.
Common questions about Brunswick’s climate
What is the coldest month in Brunswick?
January, with a typical high of 63° and a low of 43°.
What is the hottest month in Brunswick?
July, with a typical high of 92° and a low of 75°. About 73 days a year reach 90°.
How much snow does Brunswick get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Brunswick?
In half of years the first 32° night comes by December 25, and the last spring frost by February 8.
What is the rainiest month in Brunswick?
August, with 6.6 inches of rain and melted snow. The year totals 49 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Brunswick itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Brunswick, GA (3 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.