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As of 05:00 CDT

Weather in DeKalb, IL

62°Current weather

DeKalb, Sunday, 9 August, 05:00

Mostly clear. Feels like 62°. High 83°, low 62°.

Pressure30.00 inHg
Wind2 mph SE
Humidity97%
Visibility6.2 mi
Dew point60°

10-day forecast for DeKalb, IL: 57° to 88°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.

82°
Best day: Wednesday, August 12
83° · 0.41 in
Worst day: Sunday, August 9

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

Mon, 1088° / 70°0.25Rain
MorningOvercast74°feels 76°
AfternoonOvercast87°feels 100°
EveningLight rain77°feels 79°
OvernightOvercast76°feels 77°
88 °Rain

DeKalb, Monday, 10 August

Rain. High 88°, low 70°.

Pressure29.88 inHg
Wind5.6 mph NE
Humidity87%
Visibility6.2 mi
Dew point75°
Tue, 1181° / 68°0.13Rain
MorningOvercast73°feels 74°
AfternoonLight rain75°feels 76°
EveningClear76°feels 77°
OvernightClear68°feels 69°
81 °Rain

DeKalb, Tuesday, 11 August

Rain. High 81°, low 68°.

Pressure29.77 inHg
Wind9.9 mph SE
Humidity91%
Visibility6.2 mi
Dew point71°
Wed, 1282° / 67°0.01Light rain
MorningClear72°feels 73°
AfternoonOvercast82°feels 86°
EveningClear70°feels 71°
OvernightClear70°feels 71°
82 °Light rain

DeKalb, Wednesday, 12 August

Light rain. High 82°, low 67°.

Pressure29.85 inHg
Wind4.7 mph W
Humidity74%
Visibility6.2 mi
Dew point71°
Thu, 1374° / 61°0.02Light rain
MorningLight rain65°feels 65°
AfternoonLight rain73°feels 73°
EveningLight rain66°feels 66°
OvernightOvercast64°feels 64°
74 °Light rain

DeKalb, Thursday, 13 August

Light rain. High 74°, low 61°.

Pressure30.03 inHg
Wind9.1 mph E
Humidity67%
Visibility—
Dew point61°
Fri, 1473° / 57°0Overcast
MorningOvercast61°feels 61°
AfternoonOvercast72°feels 71°
EveningOvercast64°feels 64°
OvernightOvercast60°feels 60°
73 °Overcast

DeKalb, Friday, 14 August

Overcast. High 73°, low 57°.

Pressure30.15 inHg
Wind9.5 mph NE
Humidity58%
Visibility—
Dew point55°
Sat, 1574° / 60°0.02Light rain
MorningLight rain63°feels 62°
AfternoonLight rain70°feels 70°
EveningLight rain69°feels 69°
OvernightLight rain66°feels 66°
74 °Light rain

DeKalb, Saturday, 15 August

Light rain. High 74°, low 60°.

Pressure30.24 inHg
Wind9.5 mph SE
Humidity74%
Visibility—
Dew point60°
Sun, 1673° / 63°0.02Light rain
MorningLight rain65°feels 66°
AfternoonLight rain72°feels 73°
EveningLight rain72°feels 73°
OvernightLight rain67°feels 68°
73 °Light rain

DeKalb, Sunday, 16 August

Light rain. High 73°, low 63°.

Pressure30.09 inHg
Wind6.7 mph SE
Humidity81%
Visibility—
Dew point65°
Mon, 1779° / 64°0.01Light rain
MorningLight rain68°feels 69°
AfternoonLight rain77°feels 78°
EveningLight rain73°feels 74°
OvernightLight rain65°feels 66°
79 °Light rain

DeKalb, Monday, 17 August

Light rain. High 79°, low 64°.

Pressure30.09 inHg
Wind7.8 mph E
Humidity70%
Visibility—
Dew point66°
Tue, 1876° / 62°0Overcast
MorningOvercast65°feels 66°
AfternoonOvercast73°feels 73°
EveningOvercast74°feels 75°
OvernightOvercast68°feels 69°
76 °Overcast

DeKalb, Tuesday, 18 August

Overcast. High 76°, low 62°.

Pressure30.00 inHg
Wind8.7 mph S
Humidity86%
Visibility—
Dew point66°

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 DeKalb, 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.