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As of 22:49 CST

Weather in Decatur, IL

57°Current weather

Decatur, Sunday, 1 November, 22:49

Overcast. Feels like 57°. High 64°, low 57°.

Pressure30.21 inHg
Wind15 mph S
Humidity94%
Visibility6.2 mi
Dew point55°

10-day forecast for Decatur, IL: 44° to 74°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.

66°
Best day: Monday, November 2
74° · 0.54 in
Worst day: Tuesday, November 3

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

Mon, 0266° / 54°0Overcast
MorningOvercast58°feels 57°
AfternoonOvercast64°feels 64°
EveningOvercast65°feels 66°
OvernightOvercast57°feels 57°
66 °Overcast

Decatur, Monday, 2 November

Overcast. High 66°, low 54°.

Pressure30.03 inHg
Wind11.6 mph SE
Humidity83%
Visibility6.2 mi
Dew point58°
Tue, 0374° / 64°0.54Rain
MorningOvercast67°feels 67°
AfternoonOvercast74°feels 74°
EveningRain66°feels 66°
OvernightOvercast65°feels 65°
74 °Rain

Decatur, Tuesday, 3 November

Rain. High 74°, low 64°.

Pressure29.85 inHg
Wind21.8 mph S
Humidity64%
Visibility6.2 mi
Dew point62°
Wed, 0465° / 54°0.11Rain
MorningOvercast59°feels 59°
AfternoonOvercast64°feels 63°
EveningClear56°feels 55°
OvernightRain63°feels 64°
65 °Rain

Decatur, Wednesday, 4 November

Rain. High 65°, low 54°.

Pressure29.80 inHg
Wind14.5 mph SW
Humidity55%
Visibility6.2 mi
Dew point46°
Thu, 0565° / 48°0.01Light rain
MorningClear53°feels 51°
AfternoonMostly clear65°feels 63°
EveningOvercast55°feels 54°
OvernightClear52°feels 50°
65 °Light rain

Decatur, Thursday, 5 November

Light rain. High 65°, low 48°.

Pressure29.83 inHg
Wind11.3 mph SW
Humidity43%
Visibility6.2 mi
Dew point41°
Fri, 0656° / 44°0.04Light rain
MorningLight rain47°feels 45°
AfternoonLight rain55°feels 54°
EveningLight rain53°feels 52°
OvernightLight rain50°feels 49°
56 °Light rain

Decatur, Friday, 6 November

Light rain. High 56°, low 44°.

Pressure29.91 inHg
Wind9.9 mph NW
Humidity72%
Visibility—
Dew point45°
Sat, 0759° / 48°0Overcast
MorningOvercast50°feels 48°
AfternoonOvercast56°feels 54°
EveningOvercast53°feels 51°
OvernightOvercast50°feels 47°
59 °Overcast

Decatur, Saturday, 7 November

Overcast. High 59°, low 48°.

Pressure30.00 inHg
Wind8 mph NE
Humidity59%
Visibility—
Dew point41°
Sun, 0859° / 45°0Clear
MorningClear48°feels 45°
AfternoonClear57°feels 55°
EveningClear52°feels 50°
OvernightClear49°feels 47°
59 °Clear

Decatur, Sunday, 8 November

Clear. High 59°, low 45°.

Pressure30.15 inHg
Wind6.1 mph NE
Humidity50%
Visibility—
Dew point37°
Mon, 0961° / 45°0Clear
MorningClear49°feels 47°
AfternoonClear58°feels 56°
EveningClear53°feels 51°
OvernightClear50°feels 48°
61 °Clear

Decatur, Monday, 9 November

Clear. High 61°, low 45°.

Pressure30.06 inHg
Wind6.4 mph NW
Humidity48%
Visibility—
Dew point38°
Tue, 1063° / 46°0Clear
MorningClear51°feels 48°
AfternoonClear60°feels 58°
EveningClear54°feels 52°
OvernightClear50°feels 48°
63 °Clear

Decatur, Tuesday, 10 November

Clear. High 63°, low 46°.

Pressure30.03 inHg
Wind9.3 mph NW
Humidity46%
Visibility—
Dew point38°

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.