Weather in Richmond Hill, Georgia
Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →
- TodayMay 16Overcast—86°57°
- SundayMay 17Overcast—87°69°
- MondayMay 18Overcast—85°67°
- TuesdayMay 19Overcast—86°65°
- WednesdayMay 20Overcast13%90°68°
- ThursdayMay 21Drizzle15%90°69°
- FridayMay 22Light Drizzle40%88°69°
- PM 2.5
- 10.0 μg/m³
- PM 10
- 13.4 μg/m³
- NO₂
- 3.8 μg/m³
- Ozone
- 88.0 μg/m³
- UV Index
- 0.0 Low
When the dew is on the grass, rain will never come to pass.
- Moonrise
- 10:41 AM
- Moonset
- 12:36 AM
- In sign
- ♊︎ Gemini
Roses open on the Piedmont edge
Richmond Hill at a glance
- Today vs. normal: 7°F below the seasonal normal for this latitude
- Last frost: February 26 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Peak growing season
As of May 17, 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.
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
Richmond Hill's warmest month is July (~83°F mean) and its coldest is January (~51°F). Rainfall peaks in June (6.7 inches) and bottoms out in November (2.4 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 51° | 3.3″ | 6 |
| February | 54° | 2.8″ | 5 |
| March | 60° | 3.5″ | 5 |
| April | 67° | 3.4″ | 4 |
| May | 74° | 3.6″ | 5 |
| June | 80° | 6.7″ | 9 |
| July | 83° | 5.8″ | 9 |
| August | 82° | 5.5″ | 8 |
| September | 78° | 4.3″ | 7 |
| October | 69° | 3.7″ | 4 |
| November | 59° | 2.4″ | 4 |
| December | 53° | 3.2″ | 5 |
Regional context
Richmond Hill sits within a humid subtropical climate region — a cohort that shares similar temperature ranges, seasonal patterns, and growing conditions across nearby cities.
Similar climates: Atlanta, GA, Augusta, GA, Savannah, GA, Columbus, GA, Gainesville, GA.
Frequently asked
- When does it freeze in Richmond Hill?
- Richmond Hill's last spring frost typically falls around mid-March, and the first fall frost arrives around mid-December.
- What is the rainy season in Richmond Hill?
- June is the wettest month with about 6.7 inches of rain on average; the city receives roughly 48 inches annually.
- What is the warmest month in Richmond Hill?
- July is typically warmest, averaging about 83°F.
- What is the coldest month in Richmond Hill?
- January is typically coldest, averaging about 51°F.
- When can I start a vegetable garden in Richmond Hill?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-March); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does Richmond Hill get?
- Richmond Hill averages about 70 rainy days per year.
- What hardiness zone is Richmond Hill?
- Richmond Hill's USDA hardiness zone is determined by its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
Richmond Hill, Georgia sits in a humid subtropical climate zone. January means hover near 51°F while July averages 83°F — a 32°F seasonal swing.
Across the year, Richmond Hill receives about 48 inches of precipitation spread over roughly 70 rainy days.
The rhythm of the year is set by latitude (31.9°N), proximity to large water bodies, and elevation — all of which shape what grows here, when frost is likely, and what the weather story looks like day to day.