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As of 05:30 CST

Weather in Decatur, IL

48°Current weather

Decatur, Tuesday, 10 November, 05:30

Clear. Feels like 45°. High 68°, low 43°.

Pressure30.06 inHg
Wind8.1 mph W
Humidity81%
Visibility6.2 mi
Dew point43°

10-day forecast for Decatur, IL: 28° to 68°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.

68°
Best day: Tuesday, November 10
63° · 0.32 in
Worst day: Wednesday, November 11

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

Wed, 1163° / 42°0.32Rain
MorningMostly clear51°feels 49°
AfternoonLight rain63°feels 63°
EveningOvercast51°feels 50°
OvernightPartly cloudy42°feels 40°
63 °Rain

Decatur, Wednesday, 11 November

Rain. High 63°, low 42°.

Pressure29.74 inHg
Wind8.3 mph W
Humidity84%
Visibility6.2 mi
Dew point55°
Thu, 1247° / 35°0.03Light rain
MorningLight rain43°feels 36°
AfternoonOvercast43°feels 36°
EveningOvercast39°feels 33°
OvernightOvercast47°feels 42°
47 °Light rain

Decatur, Thursday, 12 November

Light rain. High 47°, low 35°.

Pressure29.97 inHg
Wind14.2 mph N
Humidity55%
Visibility6.2 mi
Dew point27°
Fri, 1342° / 33°0Overcast
MorningOvercast37°feels 30°
AfternoonOvercast42°feels 35°
EveningPartly cloudy37°feels 32°
OvernightClear33°feels 26°
42 °Overcast

Decatur, Friday, 13 November

Overcast. High 42°, low 33°.

Pressure30.09 inHg
Wind12.4 mph NW
Humidity62%
Visibility6.2 mi
Dew point24°
Sat, 1445° / 28°0Clear
MorningClear32°feels 32°
AfternoonClear43°feels 43°
EveningClear37°feels 37°
OvernightClear31°feels 27°
45 °Clear

Decatur, Saturday, 14 November

Clear. High 45°, low 28°.

Pressure30.24 inHg
Wind4.2 mph N
Humidity59%
Visibility—
Dew point28°
Sun, 1548° / 31°0Overcast
MorningOvercast35°feels 31°
AfternoonOvercast46°feels 43°
EveningOvercast41°feels 37°
OvernightOvercast38°feels 33°
48 °Overcast

Decatur, Sunday, 15 November

Overcast. High 48°, low 31°.

Pressure30.39 inHg
Wind6.6 mph E
Humidity53%
Visibility—
Dew point29°
Mon, 1651° / 35°0Overcast
MorningOvercast39°feels 33°
AfternoonOvercast48°feels 44°
EveningOvercast43°feels 38°
OvernightOvercast39°feels 34°
51 °Overcast

Decatur, Monday, 16 November

Overcast. High 51°, low 35°.

Pressure30.42 inHg
Wind9.3 mph E
Humidity38%
Visibility—
Dew point23°
Tue, 1755° / 36°0Mostly clear
MorningMostly clear41°feels 36°
AfternoonMostly clear52°feels 49°
EveningMostly clear48°feels 46°
OvernightMostly clear46°feels 43°
55 °Mostly clear

Decatur, Tuesday, 17 November

Mostly clear. High 55°, low 36°.

Pressure30.39 inHg
Wind7.7 mph SE
Humidity38%
Visibility—
Dew point26°
Wed, 1858° / 46°0Overcast
MorningOvercast47°feels 44°
AfternoonOvercast52°feels 49°
EveningOvercast50°feels 47°
OvernightOvercast47°feels 44°
58 °Overcast

Decatur, Wednesday, 18 November

Overcast. High 58°, low 46°.

Pressure30.36 inHg
Wind9.1 mph SE
Humidity44%
Visibility—
Dew point30°
Thu, 1959° / 44°0Overcast
MorningOvercast48°feels 44°
AfternoonOvercast58°feels 56°
EveningOvercast56°feels 54°
OvernightOvercast53°feels 51°
59 °Overcast

Decatur, Thursday, 19 November

Overcast. High 59°, low 44°.

Pressure30.24 inHg
Wind13.7 mph SE
Humidity47%
Visibility—
Dew point36°

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 Decatur, 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.