Byron, GA climate
Byron has mild winters and warm summers, with plenty of rain. A typical July afternoon reaches 92°, a January night drops to 35°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decade9° warmer than normal today. The forecast high is 91°, and a typical Sep 30 in Byron peaks around 82°.Live forecast: National Weather Service · Normal: NOAA 1991–2020
What a year in Byron feels like
Winter
Spring
Summer
Fall
Byron 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 | 58° | 35° | 4.4" | 0 | 10 | 0 | 39° – 54° |
| February | 62° | 38° | 4.2" | 0 | 9 | 0 | 42° – 60° |
| March | 70° | 44° | 4.6" | 0 | 10 | 0 | 50° – 65° |
| April | 77° | 50° | 3.6" | 0 | 8 | 0 | 59° – 68° |
| May | 84° | 59° | 2.8" | 0 | 7 | 0 | 67° – 76° |
| June | 90° | 67° | 4.4" | 0 | 11 | 0 | 74° – 82° |
| July | 92° | 70° | 5.0" | 0 | 11 | 0 | 78° – 84° |
| August | 91° | 69° | 4.4" | 0 | 11 | 0 | 77° – 84° |
| September | 86° | 64° | 3.7" | 0 | 8 | 0 | 72° – 81° |
| October | 77° | 53° | 2.8" | 0 | 7 | 0 | 61° – 71° |
| November | 68° | 42° | 3.4" | 0 | 7 | 0 | 49° – 61° |
| December | 60° | 38° | 4.7" | 0 | 11 | 0 | 40° – 59° |
| Year | 76° | 52° | 48.0" | 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 Byron
Byron gets 48 inches of rain and melted snow a year. July is the wettest month and October the driest. Rain or snow falls on about 110 days a year.
About 235 frost-free days a year
In half of years the last 32° night comes by March 21 and the first one by November 10. That leaves about 235 frost-free days for gardens, longer than 87% of U.S. towns.
Heating and cooling a home in Byron
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Byron, 48% of that work is heating and 52% 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.
Byron and its neighbors
Byron borders 1 town with climate data. January nights across them vary by 0.4°. Warner Robins has both the coldest January nights (36°) and the hottest July afternoons (92°). Byron’s January low is 35° and its July high 92°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Byron 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 Byron averaged 0.7° warmer than the 1900s. The biggest change is in December (+1.7°). The shift is smaller than in 88% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Byron’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 59°. July is the most reliable, staying within 6°.
Common questions about Byron’s climate
What is the coldest month in Byron?
January, with a typical high of 58° and a low of 35°.
What is the hottest month in Byron?
July, with a typical high of 92° and a low of 70°. About 85 days a year reach 90°.
How much snow does Byron get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Byron?
In half of years the first 32° night comes by November 10, and the last spring frost by March 21.
What is the rainiest month in Byron?
July, with 5.0 inches of rain and melted snow. The year totals 48 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Byron itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Warner Robins, GA (8 mi, snow) and Macon Middle Ga Rgnl Airport, GA (6 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.