Weather · DeKalb

DeKalb forecast & conditions

Current conditions, the 7-day outlook and hour-by-hour details for DeKalb, straight from the National Weather Service. Watches and warnings show up first.

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Right now☀️
Current conditions · DeKalb, IL
51°
Clear
Feels like 51°
💨 Wind
5 mph SSW
💧 Humidity
100%
🌫️ Dew pt
51°
👁️ Visibility
10 mi
NWSObserved at De Kalb Taylor Municipal Airport
🗓️

7-Day forecast

Tonight
🌫️
75°
62°
0%
Areas Of Fog then Mostly Sunny
Wed
🌧️
71°
65°
79%
Rain Showers
Thu
⛈️
72°
56°
93%
Showers And Thunderstorms
Fri
🌧️
65°
47°
64%
Rain Showers Likely
Sat
⛅
65°
48°
7%
Mostly Sunny
Sun
⛅
65°
44°
4%
Mostly Sunny
Mon
☀️
62°
3%
Sunny

Data from the U.S. National Weather Service (weather.gov) — free public data, not modified by TownTapestry. Not a substitute for official warnings; always follow weather.gov and local authorities.

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DeKalb

Illinois · IL
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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01