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Hour-by-Hour Forecast for DeKalb, Illinois, USA

Currently: 38 °F. Clear. (Weather station: De Kalb Taylor Municipal Airport, USA). See more current weather

Hour-by-hour Forecast in DeKalb — Graph

°F

Detailed Hourly Forecast — Next 24 hours

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  Conditions Comfort Precipitation
Time   Temp Weather Feels Like Wind   Humidity Chance Amount
5:00 am
Wed, Mar 25
35 °F Overcast. 28 °F 9 mph 73% 0% 0.00" (snow)
0.00" (rain)
6:00 am 35 °F Overcast. 28 °F 9 mph 73% 0% 0.00" (snow)
0.00" (rain)
7:00 am 36 °F Overcast. 29 °F 9 mph 74% 0% 0.00" (snow)
0.00" (rain)
8:00 am 37 °F Overcast. 30 °F 11 mph 74% 0% 0.00" (snow)
0.00" (rain)
9:00 am 42 °F Overcast. 35 °F 12 mph 66% 0% 0.00" (snow)
0.00" (rain)
10:00 am 48 °F Overcast. 42 °F 14 mph 57% 0% 0.00" (snow)
0.00" (rain)
11:00 am 54 °F Overcast. 50 °F 14 mph 46% 0% 0.00" (snow)
0.00" (rain)
12:00 pm 59 °F Overcast. 56 °F 15 mph 40% 0% 0.00" (snow)
0.00" (rain)
1:00 pm 62 °F Overcast. 62 °F 16 mph 36% 0% 0.00" (snow)
0.00" (rain)
2:00 pm 65 °F Overcast. 65 °F 16 mph 35% 0% 0.00" (snow)
0.00" (rain)
3:00 pm 67 °F Overcast. 67 °F 16 mph 34% 0% 0.00" (snow)
0.00" (rain)
4:00 pm 67 °F Overcast. 67 °F 16 mph 35% 0% 0.00" (snow)
0.00" (rain)
5:00 pm 68 °F Overcast. 68 °F 15 mph 37% 0% 0.00" (snow)
0.00" (rain)
6:00 pm 66 °F Overcast. 66 °F 14 mph 41% 0% 0.00" (snow)
0.00" (rain)
7:00 pm 63 °F Overcast. 63 °F 13 mph 50% 0% 0.00" (snow)
0.00" (rain)
8:00 pm 61 °F Drizzle. Overcast. 61 °F 12 mph 56% 23% 0.00" (snow)
0.00" (rain)
9:00 pm 58 °F Drizzle. Overcast. 56 °F 10 mph 64% 28% 0.00" (snow)
0.00" (rain)
10:00 pm 57 °F Drizzle. Overcast. 55 °F 9 mph 68% 33% 0.00" (snow)
0.00" (rain)
11:00 pm 57 °F Drizzle. Overcast. 55 °F 8 mph 71% 34% 0.00" (snow)
0.00" (rain)
12:00 am
Thu, Mar 26
56 °F Drizzle. Overcast. 54 °F 7 mph 75% 34% 0.00" (snow)
0.00" (rain)
1:00 am 56 °F Sprinkles. Overcast. 55 °F 6 mph 76% 35% 0.00" (snow)
0.00" (rain)
2:00 am 56 °F Drizzle. Cloudy. 54 °F 6 mph 77% 32% 0.00" (snow)
0.00" (rain)
3:00 am 55 °F Sprinkles. Broken clouds. 53 °F 7 mph 81% 24% 0.00" (snow)
0.00" (rain)
4:00 am 54 °F Partly cloudy. 52 °F 7 mph 83% 10% 0.00" (snow)
0.00" (rain)
* Updated Wednesday, March 25, 2026 2:42:31 am DeKalb time - Weather by CustomWeather, © 2026

14 days extended forecast