Suwanee, GA Weather & Climate Normals
Suwanee's real weather, in one number
Suwanee, GA scores 51/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Suwanee's hottest and coldest months
Suwanee's hottest month is Jul, averaging 78°F; its coldest is Jan, averaging 41°F, a 36.9°F swing across the year, a middling gap by national standards.
Rain and snow in Suwanee
Suwanee averages 56.37in of precipitation a year across roughly 120 days with measurable rain or snow, and 0.6in of snow a year.
Where Suwanee ranks
Suwanee ranks 1481 of 4876 US cities in this dataset for comfort score, and 76 of 148 within GA. About 23,062 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from CUMMING 2N, GA US, 12.8 miles from Suwanee, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure