Southern Illinois Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Rain/Snow
()
()
Temp
(°F)
(°F)
65
68
71
74
77
80
83
86
89
Jun 8 – Jun 14
0.77
Lo:68
Fri, 13
Hi:79
9
0.11
Lo:68
Sat, 14
Hi:80
7
Jun 15 – Jun 21
Lo:68
Sun, 15
Hi:84
5
0.41
Lo:69
Mon, 16
Hi:79
3
0.04
Lo:68
Tue, 17
Hi:84
10
0.02
Lo:70
Wed, 18
Hi:90
14
0.09
Lo:69
Thu, 19
Hi:88
9
Lo:68
Fri, 20
Hi:90
3
Lo:66
Sat, 21
Hi:85
8
Jun 22 – Jun 28
Lo:70
Sun, 22
Hi:87
7
Lo:70
Mon, 23
Hi:87
7
0.06
Lo:70
Tue, 24
Hi:87
9
0.16
Lo:70
Wed, 25
Hi:86
9
0.02
Lo:70
Thu, 26
Hi:86
14
0.13
Lo:70
Fri, 27
Hi:86
4
Fri, Jun 13
79 / 68 °F
Thunderstorms. Cloudy.
Feels Like: 80 °F
Humidity: 78%
Precipitation: Rain: 0.77 Snow: 0
Precipitation Chance: 99%
S
Wind: 9 mph
2 Week Extended Forecast in Southern Illinois, Illinois, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Fri Jun 13 |  | 79 / 68 °F | Thunderstorms. Cloudy. | 80 °F | 9 mph | ↑ | 78% | 99% | 0.77" | 3 (Moderate) | 5:31 am | 8:20 pm |
| Sat Jun 14 | | 80 / 68 °F | Thundershowers. Mostly cloudy. | 81 °F | 7 mph | ↑ | 78% | 58% | 0.11" | 5 (Moderate) | 5:31 am | 8:21 pm |
| Sun Jun 15 |  | 84 / 68 °F | Cloudy. | 87 °F | 5 mph | ↑ | 67% | 5% | 0.00" | 5 (Moderate) | 5:31 am | 8:21 pm |
| Mon Jun 16 | | 79 / 69 °F | Thunderstorms. Overcast. | 81 °F | 3 mph | ↑ | 76% | 65% | 0.41" | 3 (Moderate) | 5:31 am | 8:21 pm |
| Tue Jun 17 |  | 84 / 68 °F | Isolated tstorms late. Cloudy. | 87 °F | 10 mph | ↑ | 74% | 21% | 0.04" | 5 (Moderate) | 5:31 am | 8:22 pm |
| Wed Jun 18 |  | 90 / 70 °F | Mostly cloudy. | 96 °F | 14 mph | ↑ | 56% | 15% | 0.02" | 5 (Moderate) | 5:31 am | 8:22 pm |
| Thu Jun 19 |  | 88 / 69 °F | Showers early. Morning clouds. | 93 °F | 9 mph | ↑ | 59% | 39% | 0.09" | 5 (Moderate) | 5:32 am | 8:22 pm |
| Fri Jun 20 |  | 90 / 68 °F | Sunny. | 85 °F | 3 mph | ↑ | 52% | 3% | 0.00" | 10 (Very high) | 5:32 am | 8:23 pm |
| Sat Jun 21 | | 85 / 66 °F | Sunny. | 89 °F | 8 mph | ↑ | 60% | 4% | 0.00" | 10 (Very high) | 5:32 am | 8:23 pm |
| Sun Jun 22 | | 87 / 70 °F | Sunny. | 91 °F | 7 mph | ↑ | 54% | 3% | 0.00" | 10 (Very high) | 5:32 am | 8:23 pm |
| Mon Jun 23 | | 87 / 70 °F | Sunny. | 90 °F | 7 mph | ↑ | 50% | 4% | 0.00" | 10 (Very high) | 5:33 am | 8:23 pm |
| Tue Jun 24 | | 87 / 70 °F | Isolated tstorms late. Afternoon clouds. | 91 °F | 9 mph | ↑ | 54% | 52% | 0.06" | 10 (Very high) | 5:33 am | 8:23 pm |
| Wed Jun 25 | | 86 / 70 °F | Thunderstorms. Overcast. | 99 °F | 9 mph | ↑ | 84% | 97% | 0.16" | 3 (Moderate) | 5:33 am | 8:23 pm |
| Thu Jun 26 | | 86 / 70 °F | Thundershowers. Cloudy. | 93 °F | 14 mph | ↑ | 70% | 44% | 0.02" | 3 (Moderate) | 5:34 am | 8:23 pm |
| Fri Jun 27 | | 86 / 70 °F | Thundershowers. Overcast. | 102 °F | 4 mph | ↑ | 89% | 56% | 0.13" | 3 (Moderate) | 5:34 am | 8:23 pm |
| * Updated Friday, June 13, 2025 4:24:11 am Southern Illinois time - Weather by CustomWeather, © 2025 | ||||||||||||