South Fulton, Georgia Weather
Fireflies pulse through the magnolias. Day 78 of spring. Read this microseason across nine climate regions →
South Fulton weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 5Overcast——85°58°—
- SaturdayJun 6Overcast——88°62°+3°
- SundayJun 7Light Drizzle11%—84°70°-4°
- MondayJun 8Overcast34%—89°71°+5°
- TuesdayJun 9Light Showers36%—92°69°+3°
- WednesdayJun 10Light Drizzle22%—94°75°+2°
- ThursdayJun 11Drizzle21%—91°71°-3°
AQI 40 (Good), driven by PM2.5. AQI down 36 over the last 6 hours — air quality is improving sharply. PM2.5 at 22.8 µg/m³ (AQI 77) with a 0.96 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 2 PM.
What's driving it
PM × Wind × Precip
PM2.5 at 22.8 µg/m³ (AQI 77) with a 0.96 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.96
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
The higher the clouds, the finer the weather.
- Moonrise
- 4:23 AM
- Moonset
- 2:59 PM
- In sign
- ♒︎ Aquarius
Fireflies pulse through the magnolias
South Fulton at a glance
- Today vs. normal: 20°F below the seasonal normal for this latitude
- Last frost: March 9 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — South Fulton
SPC has placed South Fulton in the General Thunderstorms category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWNONENo severe risk
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | — |
| May | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | — | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | — | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | fall brassicas, garlic (overwinter), carrots | — |
| December | — | — |
A year in weather
South Fulton's warmest month is July, averaging about 80°F, and its coldest is January, averaging about 44°F. Rainfall peaks in July at 5.0 inches and reaches its low point in September at 3.4 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 44° | 4.3″ | 7 |
| February | 48° | 4.3″ | 7 |
| March | 54° | 4.5″ | 7 |
| April | 62° | 3.6″ | 6 |
| May | 70° | 3.6″ | 7 |
| June | 77° | 3.8″ | 7 |
| July | 80° | 5.0″ | 7 |
| August | 79° | 4.0″ | 6 |
| September | 74° | 3.4″ | 5 |
| October | 63° | 3.6″ | 4 |
| November | 52° | 3.8″ | 5 |
| December | 46° | 4.2″ | 7 |
Regional context
South Fulton sits within a humid subtropical climate region — a group of nearby cities that share similar temperature ranges, seasonal patterns, and growing conditions.
Similar climates: Atlanta, GA, Augusta, GA, Savannah, GA, Columbus, GA, Gainesville, GA.
Naturalist notes
Eastern tiger swallowtails emerge in late spring and can be seen nectaring on blooming privet along field edges and woodland margins.
By late May, fireflies begin their nightly flashing displays in open meadows and at the treeline just after dusk.
Frequently asked
- When does it freeze in South Fulton?
- South Fulton's last spring frost typically falls around mid-March, and the first fall frost arrives around mid-December.
- What is the rainy season in South Fulton?
- July is the wettest month with about 5.0 inches of rain on average; the city receives roughly 48 inches annually.
- What is the warmest month in South Fulton?
- July is typically warmest, averaging about 80°F.
- What is the coldest month in South Fulton?
- January is typically coldest, averaging about 44°F.
- When can I start a vegetable garden in South Fulton?
- Cool-season crops such as peas and lettuce can be sown around the last spring frost in mid-March; warm-season crops like tomatoes and peppers should wait until 1 to 2 weeks after.
- How many rainy days does South Fulton get?
- South Fulton averages about 75 rainy days per year.
- What hardiness zone is South Fulton?
- South Fulton's USDA hardiness zone follows from its lowest average winter temperature; consult the USDA's online lookup with the city ZIP for the current zone designation.
Climate
South Fulton, Georgia lies within a humid subtropical climate. January temperatures average 44°F, while July averages 80°F, making for a 36°F seasonal swing.
Across the year, South Fulton receives about 48 inches of precipitation across roughly 75 rainy days.
Latitude at 33.6°N, proximity to large water bodies, and elevation all shape the rhythm of the year — what grows here, when frost is likely, and how the weather unfolds day to day.