Weather in Savannah, Georgia
Roses open on the Piedmont edge. Day 59 of spring. Read this microseason across nine climate regions →
- TodayMay 17Overcast—86°70°
- MondayMay 18Overcast—85°67°
- TuesdayMay 19Overcast—88°66°
- WednesdayMay 20Overcast—92°69°
- ThursdayMay 21Drizzle14%91°70°
- FridayMay 22Overcast38%89°70°
- SaturdayMay 23Overcast45%88°70°
- PM 2.5
- 9.4 μg/m³
- PM 10
- 12.7 μg/m³
- NO₂
- 3.7 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
- 10:40 AM
- Moonset
- 12:36 AM
- In sign
- ♊︎ Gemini
Roses open on the Piedmont edge
Savannah at a glance
- Today vs. normal: 9°F below the seasonal normal for this latitude
- Last frost: February 27 (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
July brings Savannah's peak heat with temperatures averaging around 83°F, while January delivers the year's coldest weather at roughly 51°F. Precipitation follows its own calendar, with June delivering the heaviest rainfall at 6.7 inches and November providing the driest conditions at just 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
Savannah belongs to the humid subtropical climate region, sharing comparable temperature ranges, seasonal rhythms, and growing conditions with other cities in this climate family.
Similar climates: Atlanta, GA, Augusta, GA, Columbus, GA, Gainesville, GA, Macon, GA.
Naturalist notes
Cherokee roses begin their flowering cycle in late May, their white blooms appearing as temperatures consistently warm past the cool spring months.
Ruby-throated hummingbirds arrive from their winter territories in late April, timing their return with the emergence of early flowering plants.
Frequently asked
- When does it freeze in Savannah?
- The final spring frost in Savannah typically occurs around mid-March, while the season's first frost returns around mid-December.
- What is the rainy season in Savannah?
- June stands as the wettest month, delivering approximately 6.7 inches of rain on average, contributing to the city's annual total of roughly 48 inches.
- What is the warmest month in Savannah?
- July typically records the year's highest temperatures, with averages reaching about 83°F.
- What is the coldest month in Savannah?
- January typically brings the year's coldest temperatures, averaging about 51°F.
- When can I start a vegetable garden in Savannah?
- Cool-season crops like peas and lettuce can be planted around the time of the last spring frost in mid-March, while warm-season crops such as tomatoes and peppers should wait 1–2 weeks after that date.
- How many rainy days does Savannah get?
- Savannah experiences rain on approximately 70 days throughout the year.
- What hardiness zone is Savannah?
- Savannah's USDA hardiness zone reflects its lowest average winter temperatures; the USDA's online lookup tool using the city ZIP code provides the current zone designation.
Climate
Savannah, Georgia experiences a humid subtropical climate zone. Temperatures hover around 51°F in January and climb to average 83°F in July, creating a 32°F seasonal swing.
Throughout the year, the city accumulates approximately 48 inches of precipitation distributed across roughly 70 rainy days.
Geography shapes Savannah's weather patterns through its latitude at 32.0°N, proximity to large water bodies, and elevation. These factors determine what plants thrive, when frost threatens, and how daily weather unfolds.