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CheckWeather USSavannah
Forecast confidence: Medium · models disagree by 6°F

Savannah weather

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Cloudy,rain likely tomorrow

NWS, the American and the European model put Savannah's high today between 87° and 93°, a 6° split. Tomorrow looks partly cloudy around 90°, with a 78% chance of rain.

90°72°
90°74°
86°74°
86°74°
84°73°
84°72°
Todaysplit ±6°Tomorrowmodels agreeSundaysplit ±6°Mondaysplit ±6°Tuesdaymodels agreeWednesdaysplit ±9°
NWSNational Blend (NBM)
90°
Mostly clear
Today 90°·Low 72°·Rain 3%
AmericanNOAA GFS
93°
Cloudy
Today 93°·Low 71°·Rain 3%
EuropeanECMWF
87°
Cloudy
Today 87°·Low 72°·Rain 10%
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Savannah weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Savannah weather in numbers

from 30 years of measured normals

Savannah swings 47°F across the year, from 91°F highs in July to 44°F lows in January, and August is usually the wettest month in a year that brings about 54 in of precipitation.

Warmest month
July
91°F average high
Coldest month
January
44°F average low
Wettest month
August
54 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
January, February, March and April
Residents
148,000
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The weather map: all three models at once

NWS, American, European side by side around Savannah and nearby towns.Live rain radar →
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Savannah hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Savannah 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Cloudy
90° 72°
±6°
Tomorrow
Partly cloudy
90° 74°
models agree
Sun
Light drizzle
86° 74°
±6°
Mon
Light drizzle
86° 74°
±6°
Tue
Drizzle
84° 73°
models agree
Wed
Drizzle
84° 72°
±9°
Thu
Cloudy
83° 70°
±5°
Fri
Cloudy
83° 70°
±8°
Sat
Light drizzle
82° 69°
±8°
Sun
Light drizzle
79° 67°
models agree
Mon
Light drizzle
81° 67°
models agree
Tue
Thunderstorm
84° 71°
±6°
Wed
Cloudy
86° 71°
±7°
Thu
Cloudy
76° 72°
models agree

Savannah, Georgia (GA) is at its warmest in Jul (average highs near 91°F) and coldest in Jan (lows around 44°F), with roughly 54 in of precipitation across the year. Below, compare what NWS, American, European forecast for Savannah right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Savannah climate by month

average daytime high and overnight low across a typical year
Jan
63°
44°
Feb
67°
48°
Mar
72°
53°
Apr
76°
57°
May
81°
64°
Jun
87°
70°
Jul
91°
75°
Aug
89°
74°
Sep
84°
69°
Oct
78°
59°
Nov
70°
53°
Dec
62°
45°

Which forecast is most accurate in Savannah?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
86
/100rank #1
84±1.6°F93±2.3 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
62
/100rank #2
83±1.7°F91±2.8 mph1855% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±6°87° to 93°±7%3% to 10% chance
Tomorrow±4°88° to 92°±61%17% to 78% chance
Sun±6°83° to 89°±36%50% to 86% chance
Mon±6°82° to 88°±38%21% to 59% chance
Tue±3°83° to 86°±31%60% to 91% chance

The models often agree on temperature and still split on rain, and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Savannah

today, local time
Sunrise
07:10
Sunset
19:26
Daylight
12h 16m

Common questions

What's the weather in Savannah today?
On this page we show what NWS, American, European each forecast for Savannah today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Savannah today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Savannah and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Savannah?
Over the last 30 days, the European model has been the most accurate for Savannah (CheckWeather Score 86/100), ahead of the American at 62. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Savannah?
July is typically the warmest month in Savannah, with average highs around 91°F.
How cold does Savannah get?
The coldest month in Savannah is January, when overnight lows average about 44°F.
How much rain does Savannah get?
Savannah sees roughly 54 in of precipitation a year, with August usually the wettest month.

Nearby

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