Decatur Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Rain/Snow
()
()
Temp
(°F)
(°F)
43
47
51
55
59
63
67
71
75
79
May 18 – May 24
0.07
Lo:48
Thu, 22
Hi:62
11
Lo:44
Fri, 23
Hi:69
9
Lo:52
Sat, 24
Hi:69
7
May 25 – May 31
0.22
Lo:51
Sun, 25
Hi:66
14
0.14
Lo:54
Mon, 26
Hi:64
13
0.07
Lo:52
Tue, 27
Hi:64
6
Lo:48
Wed, 28
Hi:72
5
1.11
Lo:57
Thu, 29
Hi:76
10
1
Lo:59
Fri, 30
Hi:74
10
0.09
Lo:57
Sat, 31
Hi:73
8
Jun 1 – Jun 7
0.15
Lo:57
Sun, 1
Hi:73
9
0.02
Lo:58
Mon, 2
Hi:73
6
0.35
Lo:60
Tue, 3
Hi:77
8
0.4
Lo:60
Wed, 4
Hi:77
6
0.03
Lo:61
Thu, 5
Hi:80
5
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 | ||
| Thu May 22 |  | 62 / 48 °F | Sprinkles. Broken clouds. | 61 °F | 11 mph | ↑ | 59% | 52% | 0.07" | 3 (Moderate) | 5:34 am | 8:10 pm |
| Fri May 23 |  | 69 / 44 °F | Afternoon clouds. | 69 °F | 9 mph | ↑ | 38% | 5% | - | 3 (Moderate) | 5:34 am | 8:11 pm |
| Sat May 24 |  | 69 / 52 °F | Cloudy. | 67 °F | 7 mph | ↑ | 51% | 5% | - | 3 (Moderate) | 5:33 am | 8:12 pm |
| Sun May 25 |  | 66 / 51 °F | Showers late. Overcast. | 64 °F | 14 mph | ↑ | 47% | 45% | 0.22" | 3 (Moderate) | 5:33 am | 8:13 pm |
| Mon May 26 | | 64 / 54 °F | Showers late. Overcast. | 63 °F | 13 mph | ↑ | 57% | 52% | 0.14" | 3 (Moderate) | 5:32 am | 8:13 pm |
| Tue May 27 | | 64 / 52 °F | Drizzle. Overcast. | 62 °F | 6 mph | ↑ | 73% | 49% | 0.07" | 3 (Moderate) | 5:31 am | 8:14 pm |
| Wed May 28 | | 72 / 48 °F | Cloudy. | 76 °F | 5 mph | ↑ | 58% | 5% | - | 3 (Moderate) | 5:31 am | 8:15 pm |
| Thu May 29 |  | 76 / 57 °F | Thunderstorms. Overcast. | 74 °F | 10 mph | ↑ | 71% | 77% | 1.11" | 3 (Moderate) | 5:30 am | 8:16 pm |
| Fri May 30 |  | 74 / 59 °F | Showery. Breaks of sun late. | 76 °F | 10 mph | ↑ | 63% | 79% | 1.00" | 7 (High) | 5:30 am | 8:16 pm |
| Sat May 31 | | 73 / 57 °F | Passing showers. Cloudy. | 74 °F | 8 mph | ↑ | 76% | 49% | 0.09" | 3 (Moderate) | 5:29 am | 8:17 pm |
| Sun Jun 1 |  | 73 / 57 °F | A few tstorms. Cloudy. | 72 °F | 9 mph | ↑ | 86% | 56% | 0.15" | 3 (Moderate) | 5:29 am | 8:18 pm |
| Mon Jun 2 | | 73 / 58 °F | Isolated tstorms late. Scattered clouds. | 76 °F | 6 mph | ↑ | 67% | 44% | 0.02" | 3 (Moderate) | 5:29 am | 8:19 pm |
| Tue Jun 3 | | 77 / 60 °F | Thunderstorms. Broken clouds. | 78 °F | 8 mph | ↑ | 60% | 99% | 0.35" | 3 (Moderate) | 5:28 am | 8:19 pm |
| Wed Jun 4 | | 77 / 60 °F | Thunderstorms. Overcast. | 76 °F | 6 mph | ↑ | 81% | 99% | 0.40" | 3 (Moderate) | 5:28 am | 8:20 pm |
| Thu Jun 5 | | 80 / 61 °F | Thundershowers. Mostly cloudy. | 78 °F | 5 mph | ↑ | 66% | 46% | 0.03" | 5 (Moderate) | 5:28 am | 8:21 pm |
| * Updated Thursday, May 22, 2025 10:24:06 am Decatur time - Weather by CustomWeather, © 2025 | ||||||||||||