Gainesville, Georgia Weather
Dusk arrives one minute earlier each night. Day 43 of summer. Read this microseason across nine climate regions →
Gainesville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayAug 2Heavy Showers45%0.40″84°73°—
- MondayAug 3Overcast15%—80°67°-4°
- TuesdayAug 4Thunderstorm79%—82°67°+2°
- WednesdayAug 5Thunderstorm71%—85°66°+3°
- ThursdayAug 6T-storm w/ Hail52%0.01″90°67°+5°
- FridayAug 7Overcast53%—91°68°+1°
- SaturdayAug 8Light Drizzle49%—89°69°-2°
AQI 53 (Moderate), driven by PM2.5. AQI down 5 over the last 6 hours (gradual decline). PM scrubbed by 2 hours of recent rain — PM2.5 down to 5.6 µg/m³, PM10 to 6.0 µg/m³.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 30. Overcast through the UV peak window (cloud cover ~85%) — afternoon ozone should stay flat.
- Present
- AQI 30
- UV peak
- 1.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 4
PM × Wind × Precip
PM scrubbed by 2 hours of recent rain — PM2.5 down to 5.6 µg/m³, PM10 to 6.0 µg/m³.
- PM2.5/PM10
- 0.93
- Wind
- light
- Recent rain
- 2h in last 6h
- Pattern
- washed out
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).
Red sky at night, sailor's delight.
- Moonrise
- 10:17 PM
- Moonset
- 10:38 AM
- In sign
- ♓︎ Pisces
Dusk arrives one minute earlier each night
Gainesville at a glance
- Today vs. normal: 9°F above the seasonal normal for this latitude
- Last frost: March 13 (climatological average for this latitude)
- Microseason: Aug 1–5
- Planting window: Sow fall peas. Start kale and collard seedlings for fall.
ZIP codes: 30501, 30504, 30506, 30507
16-Day Forecast — Gainesville
- Sun84°73°45%
- Mon80°67°15%
- Tue82°67°79%
- Wed85°66°71%
- Thu90°67°52%
- Fri91°68°53%
- Sat89°69°49%
- Sun93°67°39%
- Mon94°68°42%
- Tue93°72°31%
- Wed96°71°30%
- Thu97°71°48%
- Fri98°71°42%
- Sat93°71°40%
- Sun94°67°43%
- Mon93°69°45%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Gainesville
Right now in the garden
Peak growing season
As of August 2, 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 — Gainesville
SPC includes Gainesville in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- 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.
Sun & seasons in Gainesville
Gainesville sits in Hall County, where the year’s longest day runs 14h 27m of daylight and its shortest just 9h 52m — a swing of +4h 35m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Atlanta, the state’s largest city, lies about 50 miles to the SW. The nearest town Gainesville tracks is Athens, roughly 35 miles to the SE.
Air quality in Gainesville’s county has trended dirtier since 2020; its cleanest year on record was 2020 (median AQI 44). See the full air-quality history for Gainesville.
Microseason · August 1–5
Dusk arrives one minute earlier each night
Sunset slides back toward 8 PM; darkness creeps in, signaling summer's decline though heat persists.
Day 214 of 365 · Wedge 43 of 72
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
Gainesville peaks at about 79°F in July and bottoms near 42°F in January; January brings the heaviest rain (5.0 inches) and October the least (3.9 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 42° | 5.0″ | 7 |
| February | 46° | 4.7″ | 8 |
| March | 53° | 4.8″ | 7 |
| April | 61° | 4.0″ | 7 |
| May | 69° | 4.0″ | 7 |
| June | 76° | 4.2″ | 7 |
| July | 79° | 4.4″ | 7 |
| August | 78° | 4.7″ | 7 |
| September | 72° | 3.9″ | 5 |
| October | 62° | 3.9″ | 5 |
| November | 52° | 4.2″ | 6 |
| December | 45° | 4.7″ | 8 |
Regional context
By the nearest station's NOAA NCEI 1991-2020 normals, Gainesville sees 42°F Januarys and 79°F Julys, a 36°F range, plus around 52.4 inches of precipitation across 79 days.
No season owns Gainesville's rain: January reaches 5.0 inches across 7.1 days and October keeps 3.9 inches on 4.6, an even spread through Gainesville's year. It is a balanced pattern Gainesville shares with places like Oakwood, GA, Flowery Branch, GA and Talmo, GA.
Gainesville's growing window opens around mid-March, once Gainesville's overnight lows stop freezing — sow peas, lettuce, spinach, and radishes. Hold Gainesville's tender crops — tomatoes, peppers, basil — until 10-14 days past Gainesville's last frost. Around mid-December, freezing nights resume in Gainesville and tender crops must come in. Within Gainesville, cold-air pooling chills low spots by 5-10°F, shifting Gainesville's local frost dates.
Similar climates: Oakwood, GA, Flowery Branch, GA, Talmo, GA, Gillsville, GA, Lula, GA.
Naturalist notes
Late April often brings the peak blooming period for dogwood trees throughout Gainesville's forests and neighborhoods.
Ruby-throated hummingbirds typically return to Gainesville feeders during the first week of April after their winter migration.
Frequently asked
- When does it freeze in Gainesville?
- In Gainesville, expect the last spring frost near mid-March; Gainesville's first autumn frost comes around mid-December.
- What is the rainy season in Gainesville?
- January is the wettest month in Gainesville, about 5.0 inches on average; the year totals roughly 52 inches.
- What is the warmest month in Gainesville?
- On average July tops the year in Gainesville at about 79°F.
- What is the coldest month in Gainesville?
- The coldest stretch in Gainesville falls in January, around 42°F on average.
- When can I start a vegetable garden in Gainesville?
- Around mid-March, start frost-hardy crops in Gainesville; tomatoes and basil belong a fortnight later.
- How many rainy days does Gainesville get?
- Gainesville averages about 79 days with measurable rain or snow each year.
- What hardiness zone is Gainesville?
- Because Gainesville bottoms near 42°F in January, that winter low sets Gainesville's USDA zone — verify by ZIP.
- What is the 10-day forecast for Gainesville?
- Gainesville's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Gainesville?
- See this week's day-by-day rain chances for Gainesville in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Gainesville?
- Current conditions for Gainesville and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Gainesville forecast updated?
- The Gainesville forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Gainesville?
- Today's sunrise and sunset times for Gainesville are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Gainesville?
- The next few days in Gainesville's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a humid subtropical zone, Gainesville, Georgia swings from 42°F in the heart of winter to 79°F at midsummer — a 37°F arc.
Yearly precipitation in Gainesville totals around 52 inches, spread over about 79 days of rain or snow.
Gainesville sits at 34.3°N; that 37°F seasonal swing frames planting windows and frost dates across Gainesville.
ZIP codes in Gainesville
- 30501
- 30507
- 30504