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Decatur 14 Day Extended Forecast

Currently: 36 °F. Overcast. (Weather station: Decatur Airport, USA). See more current weather

Decatur Extended Forecast with high and low temperatures

2 Week Extended Forecast in Decatur, Illinois, USA

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  Conditions Comfort Precipitation Sun
Day   Temperature Weather Feels Like Wind   Humidity Chance Amount UV Sunrise Sunset
Fri
Nov 13
44 / 29 °F Afternoon clouds. 36 °F 12 mph ↑ 54% 0% 0.00" 0 (Low) 6:38 am 4:41 pm
Sat
Nov 14
47 / 24 °F Sunny. 42 °F 7 mph ↑ 47% 0% 0.00" 3 (Moderate) 6:39 am 4:40 pm
Sun
Nov 15
50 / 23 °F Mostly sunny. 47 °F 4 mph ↑ 48% 0% 0.00" 0 (Low) 6:40 am 4:39 pm
Mon
Nov 16
52 / 24 °F Sunny. 50 °F 4 mph ↑ 49% 0% 0.00" 3 (Moderate) 6:41 am 4:38 pm
Tue
Nov 17
55 / 25 °F Sunny. 51 °F 7 mph ↑ 45% 0% 0.00" 3 (Moderate) 6:43 am 4:38 pm
Wed
Nov 18
60 / 30 °F High level clouds. 56 °F 12 mph ↑ 43% 0% 0.00" 0 (Low) 6:44 am 4:37 pm
Thu
Nov 19
61 / 44 °F Overcast. 60 °F 10 mph ↑ 57% 0% 0.00" 0 (Low) 6:45 am 4:36 pm
Fri
Nov 20
63 / 46 °F Breaks of sun late. 63 °F 5 mph ↑ 59% 6% 0.00" 0 (Low) 6:46 am 4:36 pm
Sat
Nov 21
64 / 48 °F Afternoon clouds. 63 °F 11 mph ↑ 41% 6% 0.00" 0 (Low) 6:47 am 4:35 pm
Sun
Nov 22
62 / 46 °F Sprinkles late. Breaks of sun late. 62 °F 16 mph ↑ 34% 58% 0.01" 0 (Low) 6:48 am 4:35 pm
Mon
Nov 23
59 / 44 °F Heavy rain. Overcast. 54 °F 10 mph ↑ 95% 96% 1.37" 0 (Low) 6:49 am 4:34 pm
Tue
Nov 24
51 / 35 °F Sprinkles early. Morning clouds. 37 °F 18 mph ↑ 51% 53% 0.07" 0 (Low) 6:50 am 4:34 pm
Wed
Nov 25
40 / 30 °F Sunny. 28 °F 11 mph ↑ 32% 4% 0.00" 3 (Moderate) 6:51 am 4:33 pm
Thu
Nov 26
40 / 29 °F Sunny. 33 °F 4 mph ↑ 44% 5% 0.00" 3 (Moderate) 6:52 am 4:33 pm
Fri
Nov 27
40 / 29 °F Mostly sunny. 33 °F 8 mph ↑ 30% 4% 0.00" 3 (Moderate) 6:53 am 4:32 pm
* Updated Friday, November 13, 2026 3:24:02 am Decatur time - Weather by CustomWeather, © 2026

Hour-by-hour weather for Decatur next 7 days