10-day forecast for Mattoon, WI: 32° to 65°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Wednesday, October 21
50° · 0.19 in
Worst day: Monday, October 26
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1963° / 40°0
Morning42°feels 39°
Afternoon62°feels 60°
Evening48°feels 46°
Overnight46°feels 42°
63 °
Mattoon, Monday, 19 October
Overcast. High 63°, low 40°.
Pressure30.36 inHg
Wind5.3 mph E
Humidity55%
Visibility6.2 mi
Dew point43°
Tue, 2063° / 38°0
Morning41°feels 38°
Afternoon61°feels 59°
Evening49°feels 47°
Overnight40°feels 36°
63 °
Mattoon, Tuesday, 20 October
Clear. High 63°, low 38°.
Pressure30.39 inHg
Wind5 mph S
Humidity69%
Visibility6.2 mi
Dew point48°
Wed, 2165° / 42°0
Morning43°feels 40°
Afternoon64°feels 63°
Evening55°feels 54°
Overnight45°feels 42°
65 °
Mattoon, Wednesday, 21 October
Clear. High 65°, low 42°.
Pressure30.24 inHg
Wind5.9 mph W
Humidity61%
Visibility6.2 mi
Dew point47°
Thu, 2262° / 43°0
Morning46°feels 45°
Afternoon62°feels 61°
Evening51°feels 50°
Overnight47°feels 45°
62 °
Mattoon, Thursday, 22 October
Overcast. High 62°, low 43°.
Pressure30.36 inHg
Wind2.5 mph SE
Humidity70%
Visibility6.2 mi
Dew point49°
Fri, 2360° / 45°0
Morning50°feels 48°
Afternoon56°feels 56°
Evening53°feels 52°
Overnight50°feels 49°
60 °
Mattoon, Friday, 23 October
Overcast. High 60°, low 45°.
Pressure30.39 inHg
Wind8.3 mph SE
Humidity82%
Visibility—
Dew point50°
Sat, 2463° / 46°0.02
Morning51°feels 48°
Afternoon62°feels 60°
Evening60°feels 58°
Overnight56°feels 54°
63 °
Mattoon, Saturday, 24 October
Light rain. High 63°, low 46°.
Pressure30.30 inHg
Wind12.5 mph SW
Humidity59%
Visibility—
Dew point46°
Sun, 2551° / 36°0.06
Morning44°feels 37°
Afternoon47°feels 40°
Evening40°feels 34°
Overnight38°feels 32°
51 °
Mattoon, Sunday, 25 October
Light rain. High 51°, low 36°.
Pressure30.15 inHg
Wind20.6 mph W
Humidity42%
Visibility—
Dew point25°
Mon, 2650° / 32°0.19
Morning37°feels 34°
Afternoon49°feels 47°
Evening44°feels 44°
Overnight42°feels 41°
50 °
Mattoon, Monday, 26 October
Rain. High 50°, low 32°.
Pressure30.15 inHg
Wind10.9 mph S
Humidity42%
Visibility—
Dew point26°
Tue, 2747° / 34°0
Morning39°feels 33°
Afternoon44°feels 41°
Evening37°feels 34°
Overnight35°feels 30°
47 °
Mattoon, Tuesday, 27 October
Mostly clear. High 47°, low 34°.
Pressure30.27 inHg
Wind10.2 mph N
Humidity45%
Visibility—
Dew point24°
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 Mattoon, WI 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.