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As of 06:45 CDT

Weather in Mattoon, IL

38°Current weather

Mattoon, Saturday, 17 October, 06:45

Mostly clear. Feels like 32°. High 55°, low 38°.

Pressure30.50 inHg
Wind6.9 mph N
Humidity92%
Visibility6.2 mi
Dew point36°

10-day forecast for Mattoon, IL: 38° to 78°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.

78°
Best day: Sunday, October 25
55°
Worst day: Saturday, October 17

Tap any day below to see morning, afternoon, evening and overnight.

Sun, 1862° / 40°0Clear
MorningClear42°feels 38°
AfternoonClear62°feels 59°
EveningClear51°feels 49°
OvernightClear42°feels 39°
62 °Clear

Mattoon, Sunday, 18 October

Clear. High 62°, low 40°.

Pressure30.50 inHg
Wind8.4 mph S
Humidity40%
Visibility6.2 mi
Dew point35°
Mon, 1967° / 42°0Clear
MorningClear44°feels 42°
AfternoonClear67°feels 65°
EveningClear54°feels 53°
OvernightClear45°feels 43°
67 °Clear

Mattoon, Monday, 19 October

Clear. High 67°, low 42°.

Pressure30.42 inHg
Wind1.8 mph SE
Humidity42%
Visibility6.2 mi
Dew point41°
Tue, 2069° / 43°0Overcast
MorningMostly clear46°feels 44°
AfternoonOvercast69°feels 67°
EveningClear57°feels 56°
OvernightClear48°feels 48°
69 °Overcast

Mattoon, Tuesday, 20 October

Overcast. High 69°, low 43°.

Pressure30.39 inHg
Wind1.5 mph E
Humidity45%
Visibility6.2 mi
Dew point44°
Wed, 2171° / 48°0Partly cloudy
MorningPartly cloudy55°feels 53°
AfternoonPartly cloudy69°feels 67°
EveningPartly cloudy60°feels 58°
OvernightOvercast51°feels 49°
71 °Partly cloudy

Mattoon, Wednesday, 21 October

Partly cloudy. High 71°, low 48°.

Pressure30.27 inHg
Wind3.7 mph SE
Humidity36%
Visibility—
Dew point39°
Thu, 2272° / 48°0Overcast
MorningOvercast54°feels 54°
AfternoonOvercast69°feels 68°
EveningOvercast62°feels 60°
OvernightOvercast57°feels 56°
72 °Overcast

Mattoon, Thursday, 22 October

Overcast. High 72°, low 48°.

Pressure30.21 inHg
Wind4.8 mph NE
Humidity40%
Visibility—
Dew point42°
Fri, 2374° / 53°0Overcast
MorningOvercast59°feels 57°
AfternoonOvercast72°feels 70°
EveningOvercast63°feels 61°
OvernightOvercast58°feels 56°
74 °Overcast

Mattoon, Friday, 23 October

Overcast. High 74°, low 53°.

Pressure30.21 inHg
Wind7.7 mph SE
Humidity28%
Visibility—
Dew point36°
Sat, 2474° / 54°0Overcast
MorningOvercast59°feels 57°
AfternoonOvercast71°feels 69°
EveningOvercast64°feels 63°
OvernightOvercast60°feels 59°
74 °Overcast

Mattoon, Saturday, 24 October

Overcast. High 74°, low 54°.

Pressure30.21 inHg
Wind9.9 mph SE
Humidity32%
Visibility—
Dew point38°
Sun, 2578° / 59°0Overcast
MorningOvercast64°feels 63°
AfternoonOvercast74°feels 73°
EveningOvercast67°feels 65°
OvernightOvercast66°feels 65°
78 °Overcast

Mattoon, Sunday, 25 October

Overcast. High 78°, low 59°.

Pressure30.06 inHg
Wind14 mph S
Humidity32%
Visibility—
Dew point42°
Mon, 2667° / 46°0.02Light rain
MorningLight rain55°feels 54°
AfternoonLight rain52°feels 49°
EveningLight rain47°feels 42°
OvernightLight rain48°feels 44°
67 °Light rain

Mattoon, Monday, 26 October

Light rain. High 67°, low 46°.

Pressure30.12 inHg
Wind17.3 mph SW
Humidity69%
Visibility—
Dew point43°

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, 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.