Currently: -1 °F. Clear. (Weather station: De Kalb Taylor Municipal Airport, USA). See more current weatherDeKalb 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 | ||
| Thu Dec 4 |  | 14 / -1 °F | Sunny. | 13 °F | 2 mph | ↑ | 71% | 0% | 0.00" | 0 (Low) | 7:06 am | 4:23 pm |
| Fri Dec 5 |  | 28 / 3 °F | Cloudy. | 17 °F | 13 mph | ↑ | 81% | 0% | 0.00" | 0 (Low) | 7:07 am | 4:23 pm |
| Sat Dec 6 |  | 28 / 17 °F | Light snow early. Overcast. | 19 °F | 5 mph | ↑ | 87% | 24% | 0.21" | 0 (Low) | 7:08 am | 4:23 pm |
| Sun Dec 7 | | 24 / -2 °F | Light snow. Overcast. | 6 °F | 16 mph | ↑ | 90% | 66% | 2.58" | 0 (Low) | 7:09 am | 4:23 pm |
| Mon Dec 8 | | 17 / -4 °F | Overcast. | 5 °F | 8 mph | ↑ | 96% | 0% | 0.00" | 0 (Low) | 7:10 am | 4:23 pm |
| Tue Dec 9 | | 34 / 12 °F | Overcast. | 23 °F | 11 mph | ↑ | 98% | 24% | 0.08" | 0 (Low) | 7:11 am | 4:23 pm |
| Wed Dec 10 | | 35 / 10 °F | Light snow. Overcast. | 13 °F | 17 mph | ↑ | 93% | 59% | 2.98" | 0 (Low) | 7:12 am | 4:23 pm |
| Thu Dec 11 | | 21 / 6 °F | Light snow late. Overcast. | 13 °F | 4 mph | ↑ | 82% | 39% | 0.33" | 0 (Low) | 7:12 am | 4:23 pm |
| Fri Dec 12 |  | 23 / 16 °F | Broken clouds. | 11 °F | 11 mph | ↑ | 84% | 6% | 0.00" | 0 (Low) | 7:13 am | 4:23 pm |
| Sat Dec 13 |  | 25 / 16 °F | Scattered clouds. | 12 °F | 16 mph | ↑ | 82% | 4% | 0.00" | 0 (Low) | 7:14 am | 4:24 pm |
| Sun Dec 14 | | 26 / 19 °F | Overcast. | 14 °F | 15 mph | ↑ | 75% | 5% | 0.00" | 0 (Low) | 7:15 am | 4:24 pm |
| Mon Dec 15 | | 27 / 20 °F | Cloudy. | 19 °F | 6 mph | ↑ | 72% | 6% | 0.00" | 0 (Low) | 7:15 am | 4:24 pm |
| Tue Dec 16 |  | 27 / 20 °F | An icy mix changing to rain. Overcast. | 18 °F | 7 mph | ↑ | 84% | 51% | 0.54" | 0 (Low) | 7:16 am | 4:24 pm |
| Wed Dec 17 | | 34 / 23 °F | Rain changing to snow. Overcast. | 25 °F | 12 mph | ↑ | 93% | 54% | 0.19" | 0 (Low) | 7:17 am | 4:25 pm |
| Thu Dec 18 | | 36 / 32 °F | Icy mix early. Overcast. | 33 °F | 3 mph | ↑ | 100% | 57% | 1.21" | 0 (Low) | 7:17 am | 4:25 pm |
| * Updated Thursday, December 4, 2025 3:24:05 pm DeKalb time - Weather by CustomWeather, © 2025 | ||||||||||||