10-day forecast for Savanna, IL: 27° to 61°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
55°
Best day: Wednesday, November 18
61° · 0.33 in
Worst day: Saturday, November 21
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1547° / 27°0
Morning33°feels 33°
Afternoon47°feels 47°
Evening35°feels 35°
Overnight30°feels 30°
47 °
Savanna, Sunday, 15 November
Mostly clear. High 47°, low 27°.
Pressure30.47 inHg
Wind1.9 mph W
Humidity58%
Visibility6.2 mi
Dew point28°
Mon, 1650° / 29°0
Morning33°feels 28°
Afternoon50°feels 47°
Evening38°feels 33°
Overnight30°feels 30°
50 °
Savanna, Monday, 16 November
Mostly clear. High 50°, low 29°.
Pressure30.50 inHg
Wind6.9 mph SW
Humidity53%
Visibility6.2 mi
Dew point32°
Tue, 1753° / 33°0
Morning36°feels 30°
Afternoon54°feels 51°
Evening43°feels 38°
Overnight35°feels 29°
53 °
Savanna, Tuesday, 17 November
Mostly clear. High 53°, low 33°.
Pressure30.45 inHg
Wind7.7 mph S
Humidity57%
Visibility6.2 mi
Dew point37°
Wed, 1855° / 39°0
Morning42°feels 37°
Afternoon53°feels 50°
Evening50°feels 48°
Overnight40°feels 34°
55 °
Savanna, Wednesday, 18 November
Overcast. High 55°, low 39°.
Pressure30.27 inHg
Wind11.8 mph S
Humidity57%
Visibility—
Dew point36°
Thu, 1958° / 47°0.14
Morning50°feels 45°
Afternoon56°feels 55°
Evening55°feels 54°
Overnight51°feels 50°
58 °
Savanna, Thursday, 19 November
Rain. High 58°, low 47°.
Pressure30.15 inHg
Wind13.4 mph SW
Humidity70%
Visibility—
Dew point46°
Fri, 2054° / 42°0.06
Morning45°feels 43°
Afternoon54°feels 51°
Evening53°feels 52°
Overnight51°feels 50°
54 °
Savanna, Friday, 20 November
Light rain. High 54°, low 42°.
Pressure30.21 inHg
Wind13.9 mph SE
Humidity49%
Visibility—
Dew point34°
Sat, 2161° / 48°0.33
Morning57°feels 55°
Afternoon61°feels 60°
Evening57°feels 56°
Overnight49°feels 44°
61 °
Savanna, Saturday, 21 November
Rain. High 61°, low 48°.
Pressure29.77 inHg
Wind23.3 mph S
Humidity64%
Visibility—
Dew point48°
Sun, 2244° / 34°0.02
Morning41°feels 32°
Afternoon40°feels 32°
Evening37°feels 29°
Overnight36°feels 28°
44 °
Savanna, Sunday, 22 November
Light rain. High 44°, low 34°.
Pressure30.18 inHg
Wind23.9 mph W
Humidity67%
Visibility—
Dew point31°
Mon, 2339° / 27°0
Morning30°feels 24°
Afternoon37°feels 32°
Evening31°feels 28°
Overnight29°feels 28°
39 °
Savanna, Monday, 23 November
Clear. High 39°, low 27°.
Pressure30.36 inHg
Wind8.7 mph N
Humidity36%
Visibility—
Dew point12°
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.