South Fulton climate — normals and trends
South Fulton (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.5 °C and it receives 1,108 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (25.8 °C on average) and the coldest is January (6.2 °C). Rainfall peaks in March.
South Fulton averages 40 frost days, 72 hot days (≥ 30 °C) and 123 rainy days per year.
South Fulton has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.9 °C (on 30 June 2012) and the coldest -21.0 °C (on 21 January 1985).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
South FultonGeorgia
- coords
- 33.59°, -84.67°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.5°C
Average daily high
22.1°C
Average daily low
11.6°C
Annual rainfall
1,108mm
Sunshine / day
9.0h
Mean relative humidity
71%
Average peak wind
14.6km/h
Seasonal range
19.6°C
Frost days (< 0 °C)
40 d/yr
Hot days (≥ 30 °C)
72 d/yr
Rainy days (≥ 1 mm)
123 d/yr
Annual snowfall
4.1 cm
Average feels-like high
22.2 °C
Average feels-like low
10.5 °C
Average peak gust
34.1 km/h
Tropical nights (≥ 20 °C)
82 d/yr
Solar radiation
16.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.27 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
39.9 °C
30 June 2012
Coldest day
-21.0 °C
21 January 1985
Wettest day
153 mm
5 July 1994
Windiest day
57.2 km/h
5 October 1995
Strongest gust
136.4 km/h
5 October 1995
Hottest feels-like
44.3 °C
1 July 2012
Coldest feels-like
-27.4 °C
30 January 1966
Snowiest day
20.1 cm
23 January 1940
Sunniest day
13.8 h
1 July 2024
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 9.7 °C | -1.8 °C | 68 mm | -37 mm |
| Feb | 16.8 °C | +2.9 °C | 107 mm | +2 mm |
| Mar | 20.9 °C | +3.0 °C | 78 mm | -40 mm |
| Apr | 24.8 °C | +2.2 °C | 90 mm | -1 mm |
| May | 26.2 °C | -0.4 °C | 177 mm | +98 mm |
| Jun | 30.1 °C | 0.0 °C | 136 mm | +54 mm |
| Jul | 32.5 °C | +1.4 °C | 93 mm | -18 mm |
| Aug | 28.4 °C | -2.3 °C | 152 mm | +67 mm |
| Sep | 29.0 °C | +1.1 °C | 16 mm | -67 mm |
| Oct | 23.2 °C | +0.2 °C | 59 mm | -6 mm |
| Nov | 19.6 °C | +2.3 °C | 25 mm | -61 mm |
| Dec | 14.3 °C | +1.4 °C | 46 mm | -52 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of South Fulton?
South Fulton has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.5 °C and it receives 1,108 mm of precipitation per year.
What is the hottest day ever recorded in South Fulton?
The hottest day measured in South Fulton between 1940 and 2025 was 30 June 2012, reaching 39.9 °C.
What is the coldest day in South Fulton?
The coldest day measured in South Fulton between 1940 and 2025 was 21 January 1985, at -21.0 °C.
Does it snow in South Fulton?
Yes. South Fulton gets on average 4.1 cm of snow per year and has around 40 frost days.
Has the climate of South Fulton warmed?
Yes: South Fulton warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in South Fulton?
The wettest day measured in South Fulton between 1940 and 2025 was 5 July 1994, with 153 mm of rain in 24 hours.
What was the windiest day in South Fulton?
The windiest day measured in South Fulton between 1940 and 2025 was 5 October 1995, with winds reaching 57.2 km/h.
What is the warmest month in South Fulton?
The warmest month in South Fulton is July (25.8 °C on average); the coldest is January (6.2 °C).
How much does it rain in South Fulton?
South Fulton receives on average 1,108 mm of precipitation per year, spread over about 123 rainy days.
Is it sunny in South Fulton?
South Fulton gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
What is the biggest single-day snowfall in South Fulton?
The heaviest 24-hour snowfall measured in South Fulton between 1940 and 2025 was 23 January 1940, with 20.1 cm.
Are there tropical nights in South Fulton?
Yes: South Fulton has on average 82 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in South Fulton?
In South Fulton, between 1940 and 2025, the highest apparent temperature reached 44.3 °C on 1 July 2012, and the lowest was -27.4 °C on 30 January 1966.
Compare South Fulton with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around South Fulton