10-day forecast for Savanna, IL: 24° to 59°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
54°
Best day: Wednesday, November 18
58° · 0.33 in
Worst day: Friday, November 20
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1445° / 29°0
Morning32°feels 27°
Afternoon45°feels 43°
Evening35°feels 35°
Overnight30°feels 26°
45 °
Savanna, Saturday, 14 November
Clear. High 45°, low 29°.
Pressure30.30 inHg
Wind4.4 mph NW
Humidity63%
Visibility6.2 mi
Dew point26°
Sun, 1547° / 29°0
Morning32°feels 32°
Afternoon47°feels 45°
Evening35°feels 35°
Overnight31°feels 31°
47 °
Savanna, Sunday, 15 November
Clear. High 47°, low 29°.
Pressure30.47 inHg
Wind3 mph W
Humidity58%
Visibility6.2 mi
Dew point29°
Mon, 1650° / 30°0
Morning34°feels 28°
Afternoon50°feels 48°
Evening39°feels 34°
Overnight30°feels 30°
50 °
Savanna, Monday, 16 November
Partly cloudy. High 50°, low 30°.
Pressure30.47 inHg
Wind8 mph SW
Humidity53%
Visibility6.2 mi
Dew point32°
Tue, 1753° / 34°0
Morning38°feels 34°
Afternoon53°feels 50°
Evening43°feels 39°
Overnight36°feels 30°
53 °
Savanna, Tuesday, 17 November
Overcast. High 53°, low 34°.
Pressure30.42 inHg
Wind7.4 mph S
Humidity57%
Visibility6.2 mi
Dew point37°
Wed, 1854° / 36°0
Morning40°feels 35°
Afternoon51°feels 48°
Evening49°feels 45°
Overnight46°feels 41°
54 °
Savanna, Wednesday, 18 November
Overcast. High 54°, low 36°.
Pressure30.24 inHg
Wind12.5 mph S
Humidity59%
Visibility—
Dew point35°
Thu, 1953° / 43°0.07
Morning51°feels 50°
Afternoon50°feels 48°
Evening45°feels 44°
Overnight45°feels 44°
53 °
Savanna, Thursday, 19 November
Light rain. High 53°, low 43°.
Pressure30.21 inHg
Wind12.8 mph S
Humidity71%
Visibility—
Dew point42°
Fri, 2058° / 39°0.33
Morning42°feels 37°
Afternoon51°feels 47°
Evening57°feels 56°
Overnight54°feels 53°
58 °
Savanna, Friday, 20 November
Rain. High 58°, low 39°.
Pressure30.18 inHg
Wind18.3 mph S
Humidity90%
Visibility—
Dew point45°
Sat, 2159° / 37°0.16
Morning56°feels 56°
Afternoon56°feels 54°
Evening40°feels 29°
Overnight41°feels 32°
59 °
Savanna, Saturday, 21 November
Light rain. High 59°, low 37°.
Pressure29.68 inHg
Wind26.9 mph NW
Humidity82%
Visibility—
Dew point53°
Sun, 2233° / 24°0
Morning27°feels 15°
Afternoon31°feels 19°
Evening27°feels 15°
Overnight25°feels 12°
33 °
Savanna, Sunday, 22 November
Mostly clear. High 33°, low 24°.
Pressure30.24 inHg
Wind18.7 mph NW
Humidity44%
Visibility—
Dew point11°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Savanna, IL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.