Savannah has chilly, snowy winters and pleasant summers
A typical July afternoon reaches 83°, a January night drops to 18°, and about 49 inches of snow falls in a normal winter.
A year in Savannah at a glance
Each month’s typical high and low, and what it brings.
What stands out about Savannah’s climate
Read from where Savannah sits among Ohio’s towns. The page puts what stands out first.
About 177 frost-free days a year
In half of years the last 32° night comes by April 26 and the first by October 22.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
49 inches of snow, 39 of rain and melt
June is the wettest month and February the driest. Rain or snow falls on about 153 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
What a year in Savannah feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Living with Savannah’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
177 frost-free days. The last frost comes by Apr 26 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 22.
About 49" a winter over 16 days with an inch or more, most in January. Snow covers the ground about 47 days a year.
Months averaging under 55° run from October through April. Heating is 89% of the year’s heating-and-cooling load.
About 8 days a year reach 90°, and July afternoons average 83°.
The nicest months are May, June, July, August, September and October.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →Warmer than it used to be
The last 30 years in Savannah averaged 1.2° warmer than the 1900s. The biggest change is in December (+2.6°).
A bigger shift than in 51% of U.S. towns.
Change by month
How Savannah compares
Against every U.S. town on TownTapestry, each counted once, with its place in Ohio.
Savannah weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 34° | 18° | 2.7" | 14.5" | 16 | 16 | 17° – 37° |
| February | 37° | 20° | 2.3" | 12.7" | 13 | 14 | 13° – 39° |
| March | 46° | 28° | 2.9" | 7.6" | 14 | 6 | 30° – 50° |
| April | 60° | 38° | 3.7" | 1.9" | 15 | 0 | 43° – 55° |
| May | 71° | 48° | 4.0" | 0 | 14 | 0 | 52° – 66° |
| June | 79° | 57° | 4.4" | 0 | 13 | 0 | 63° – 72° |
| July | 83° | 61° | 3.7" | 0 | 11 | 0 | 67° – 76° |
| August | 81° | 59° | 3.5" | 0 | 10 | 0 | 66° – 75° |
| September | 75° | 52° | 3.3" | 0 | 10 | 0 | 60° – 69° |
| October | 63° | 42° | 3.2" | 0.5" | 11 | 0 | 48° – 59° |
| November | 49° | 32° | 2.8" | 2.3" | 12 | 2 | 34° – 48° |
| December | 38° | 24° | 2.7" | 9.7" | 14 | 10 | 20° – 42° |
| Year | 60° | 40° | 39.1" | 49.2" | 153 | 47 |
Heating and cooling a home in Savannah
89% of the work is heating, so the furnace matters far more than the air conditioner.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 13° to 39°. September is the most reliable, staying within 8°.
Common questions about Savannah’s climate
What is the coldest month in Savannah?
January, with a typical high of 34° and a low of 18°.
What is the hottest month in Savannah?
July, with a typical high of 83° and a low of 61°. About 8 days a year reach 90°.
How much snow does Savannah get?
About 49 inches in a normal winter, most of it in January.
When is the first frost in Savannah?
In half of years the first 32° night comes by October 22, and the last spring frost by April 26.
What is the rainiest month in Savannah?
June, with 4.4 inches of rain and melted snow. The year totals 39 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Savannah.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Savannah itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Mansfield Lahm Municipal Airport, OH (13 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Today’s forecast: National Weather Service.