Richmond Hill, Georgia Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Richmond Hill weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast23%—99°78°—
- MondayJul 6Overcast27%—96°76°-3°
- TuesdayJul 7Drizzle41%—100°76°+4°
- WednesdayJul 8Overcast25%—98°77°-2°
- ThursdayJul 9Light Drizzle16%—100°76°+2°
- FridayJul 10Partly Cloudy20%—101°78°+1°
- SaturdayJul 11Light Drizzle33%—100°75°-1°
AQI 33 (Good), driven by Ozone. AQI down 12 over the last 6 hours (gradual decline). Ozone at AQI 30 now. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 9 around 1 PM.
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 now. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 9 around 1 PM.
- Present
- AQI 30
- UV peak
- 3.3 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 9
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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:38 PM
- Moonset
- 11:38 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Richmond Hill at a glance
- Today vs. normal: 81°F — typical for the season
- Last frost: February 26 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 31324
15-Day Forecast — Richmond Hill
- Sun99°78°23%
- Mon96°76°27%
- Tue100°76°41%
- Wed98°77°25%
- Thu100°76°16%
- Fri101°78°20%
- Sat100°75°33%
- Sun99°74°53%
- Mon79°69°45%
- Tue91°67°25%
- Wed96°71°26%
- Thu94°74°37%
- Fri98°76°48%
- Sat99°71°45%
- Sun100°75°45%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 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 — Richmond Hill
SPC includes Richmond Hill in the general thunderstorm area tomorrow — no severe risk, but storms are possible.
- TODAYNONENo severe risk
- 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.
Microseason · July 1–5
Cicadas claim the scorching afternoon
Dog-day cicadas emerge in waves, their rasp dominating every sunny hour; heat peaks above 90 degrees daily.
Day 186 of 365 · Wedge 37 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
The year in Richmond Hill tops out in July (~81°F) and dips lowest in January (~51°F), with August wettest at 7.2 inches and November driest at 2.1 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 51° | 3.6″ | 15 |
| February | 53° | 3.1″ | 13 |
| March | 59° | 3.9″ | 15 |
| April | 66° | 2.7″ | 13 |
| May | 74° | 2.7″ | 16 |
| June | 80° | 4.8″ | 22 |
| July | 81° | 6.8″ | 27 |
| August | 81° | 7.2″ | 28 |
| September | 77° | 4.6″ | 21 |
| October | 70° | 2.4″ | 14 |
| November | 60° | 2.1″ | 12 |
| December | 53° | 3.1″ | 14 |
Regional context
Drawing on NOAA NCEI 1991-2020 normals, Richmond Hill's January averages 51°F and July 81°F — 31°F apart — while precipitation totals roughly 46.7 inches over some 212 days.
Summer convection drives Richmond Hill's precipitation: August logs 7.2 inches on 27.7 rainy days, against November's 2.1 inches on 11.9 — warm-season storms carry Richmond Hill's moisture. That summer-storm rhythm groups Richmond Hill with places like Buckhead, GA, Georgetown, GA and Henderson, GA.
Freezes are uncommon in Richmond Hill, where the coldest month averages 51°F; cool-season crops grow fall through spring. Summer heat in July (about 81°F) is the binding constraint, not cold. Across Richmond Hill, elevation and tree cover drive a 4-7°F spread in Richmond Hill's overnight lows.
Similar climates: Buckhead, GA, Georgetown, GA, Henderson, GA, Midway, GA, Savannah, GA.
Frequently asked
- When does it freeze in Richmond Hill?
- Richmond Hill's last spring frost lands near mid-March, and in Richmond Hill the first fall frost follows around mid-December.
- What is the rainy season in Richmond Hill?
- August is the wettest month in Richmond Hill, about 7.2 inches on average; the year totals roughly 47 inches.
- What is the warmest month in Richmond Hill?
- Richmond Hill peaks in July, when the mean runs near 81°F.
- What is the coldest month in Richmond Hill?
- January is Richmond Hill's coldest month, averaging about 51°F.
- When can I start a vegetable garden in Richmond Hill?
- Around mid-March, start frost-hardy crops in Richmond Hill; tomatoes and basil belong a fortnight later.
- How many rainy days does Richmond Hill get?
- Richmond Hill records around 212 days of measurable precipitation annually.
- What hardiness zone is Richmond Hill?
- Since January in Richmond Hill averages 51°F, Richmond Hill's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Richmond Hill?
- Richmond Hill'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 Richmond Hill?
- See this week's day-by-day rain chances for Richmond Hill in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Richmond Hill?
- Current conditions for Richmond Hill and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Richmond Hill forecast updated?
- The Richmond Hill forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Richmond Hill?
- Today's sunrise and sunset times for Richmond Hill 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 Richmond Hill?
- The next few days in Richmond Hill's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
The humid subtropical climate of Richmond Hill, Georgia carries typical Januarys near 51°F and Julys around 81°F — 30°F of seasonal travel.
Yearly precipitation in Richmond Hill totals around 47 inches, spread over about 212 days of rain or snow.
Richmond Hill sits at 31.9°N; that 30°F seasonal swing frames planting windows and frost dates across Richmond Hill.
ZIP codes in Richmond Hill
- 31324