Savanna, IL weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Savanna now
Loading the National Weather Service forecast…
Savanna weather by the hour
Savanna weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Savanna.
This week in Savanna
Sunrise, sunset and moon in Savanna
What is the weather usually like in Savanna?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 85°F average high
- Januarycoldest month · 11°F average low
- 40.3 inprecipitation per year · 1,024 mm
- 33.4 insnowfall per year · 85 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Savanna: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station MT CARROLL, IL US (USC00115901), adjusted for the elevation of Savanna.
Savanna weather month by month
Sunrise and sunset in Savanna through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:24 AM | 4:55 PM | 9 h 31 min |
| February | 6:54 AM | 5:34 PM | 10 h 40 min |
| March | 7:10 AM | 7:08 PM | 11 h 58 min |
| April | 6:17 AM | 7:43 PM | 13 h 25 min |
| May | 5:37 AM | 8:16 PM | 14 h 38 min |
| June | 5:22 AM | 8:39 PM | 15 h 17 min |
| July | 5:36 AM | 8:36 PM | 14 h 59 min |
| August | 6:07 AM | 8:02 PM | 13 h 55 min |
| September | 6:39 AM | 7:11 PM | 12 h 32 min |
| October | 7:12 AM | 6:20 PM | 11 h 8 min |
| November | 6:49 AM | 4:40 PM | 9 h 51 min |
| December | 7:20 AM | 4:31 PM | 9 h 10 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Savanna?
Savanna has a hot-summer humid continental climate. The warmest month is July, with an average high of 85°F (30°C), and the coldest is January, with average lows of 11°F (-12°C).
It gets about 40.3 inches (1,024 mm) of precipitation a year. The wettest month is June and the driest is January. Snow is common: about 33 inches fall in an average year.
The best time to visit Savanna is May–June and August–September. At 600 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Savanna
Weather in towns near Savanna
Questions about the weather in Savanna
What is the hottest month in Savanna?
July, with an average high of 85°F (30°C).
What is the coldest month in Savanna?
January, with an average low of 11°F (-12°C).
How much does it rain in Savanna?
About 40.3 inches (1,024 mm) a year; the wettest month is June.
Does it snow in Savanna?
Yes, about 33 inches of snow fall in an average year.
When is the best time to visit Savanna?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Savanna have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Savanna in November?
Highs average 49°F and lows 28°F, with about 2.6 inches of precipitation.
What time is sunrise in Savanna?
Around 6:49 AM in mid-November, and sunset around 4:40 PM. Today’s exact times are shown above.
Where does this Savanna weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Savanna.
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