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DeKalb 14 Day Extended Forecast

Currently: 12 °F. Cold. (Weather station: Sycamore - MADIS Station, USA). See more current weather

DeKalb Extended Forecast with high and low temperatures

2 Week Extended Forecast in DeKalb, Illinois, USA

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  Conditions Comfort Precipitation Sun
Day   Temperature Weather Feels Like Wind   Humidity Chance Amount UV Sunrise Sunset
Wed
Feb 4
25 / 7 °F Morning clouds. 18 °F 5 mph 59% 0% 0.00" 3 (Moderate) 7:04 am 5:14 pm
Thu
Feb 5
32 / 13 °F Overcast. 20 °F 12 mph 69% 3% 0.00" 0 (Low) 7:03 am 5:15 pm
Fri
Feb 6
38 / 26 °F Cloudy. 25 °F 17 mph 70% 16% 0.09" 0 (Low) 7:01 am 5:16 pm
Sat
Feb 7
32 / 13 °F Afternoon clouds. 26 °F 5 mph 53% 3% 0.00" 3 (Moderate) 7:00 am 5:17 pm
Sun
Feb 8
32 / 22 °F Light snow. Overcast. 25 °F 6 mph 74% 38% 0.52" 0 (Low) 6:59 am 5:19 pm
Mon
Feb 9
42 / 19 °F Morning clouds. 35 °F 11 mph 64% 0% 0.00" 0 (Low) 6:58 am 5:20 pm
Tue
Feb 10
41 / 28 °F Sprinkles late. Overcast. 36 °F 6 mph 92% 21% 0.02" 0 (Low) 6:57 am 5:21 pm
Wed
Feb 11
39 / 34 °F Light snow late. Overcast. 31 °F 12 mph 71% 47% 0.12" 0 (Low) 6:55 am 5:23 pm
Thu
Feb 12
34 / 32 °F Light snow. Overcast. 26 °F 12 mph 94% 67% 2.97" 0 (Low) 6:54 am 5:24 pm
Fri
Feb 13
32 / 29 °F Light snow. Overcast. 24 °F 11 mph 88% 53% 0.77" 0 (Low) 6:53 am 5:25 pm
Sat
Feb 14
33 / 27 °F Mostly cloudy. 25 °F 8 mph 76% 6% 0.00" 0 (Low) 6:51 am 5:26 pm
Sun
Feb 15
33 / 27 °F Afternoon clouds. 25 °F 10 mph 77% 6% 0.00" 0 (Low) 6:50 am 5:28 pm
Mon
Feb 16
36 / 24 °F Afternoon clouds. 36 °F 4 mph 63% 6% 0.00" 3 (Moderate) 6:49 am 5:29 pm
Tue
Feb 17
43 / 27 °F Increasing cloudiness. 39 °F 6 mph 72% 6% 0.00" 3 (Moderate) 6:47 am 5:30 pm
Wed
Feb 18
44 / 34 °F Overcast. 36 °F 14 mph 91% 6% 0.00" 0 (Low) 6:46 am 5:31 pm
* Updated Tuesday, February 3, 2026 8:04:28 pm DeKalb time - Weather by CustomWeather, © 2026

Hour-by-hour weather for DeKalb next 7 days