Currently: 75 °F. Clear. (Weather station: University Of Illinois-Willard Airport, USA). See more current weatherMonticello Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Rain/Snow
()
()
Temp
(°F)
(°F)
63
66
69
72
75
78
81
84
87
90
93
Jun 29 – Jul 5
0.01
Lo:66
Thu, 3
Hi:91
7
Lo:69
Fri, 4
Hi:92
8
0.01
Lo:71
Sat, 5
Hi:93
10
Jul 6 – Jul 12
0.1
Lo:71
Sun, 6
Hi:91
9
Lo:68
Mon, 7
Hi:89
6
0.02
Lo:68
Tue, 8
Hi:89
10
0.01
Lo:64
Wed, 9
Hi:86
9
Lo:66
Thu, 10
Hi:82
5
0.89
Lo:66
Fri, 11
Hi:83
5
0.04
Lo:66
Sat, 12
Hi:83
2
Jul 13 – Jul 19
0.01
Lo:66
Sun, 13
Hi:83
12
0.08
Lo:66
Mon, 14
Hi:83
10
0.01
Lo:66
Tue, 15
Hi:83
4
0.72
Lo:65
Wed, 16
Hi:83
15
Lo:66
Thu, 17
Hi:84
16
2 Week Extended Forecast in Monticello, Illinois, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Thu Jul 3 |  | 91 / 66 °F | Isolated tstorms late. Partly cloudy. | 91 °F | 7 mph | ↑ | 42% | 17% | 0.01" | 7 (High) | 5:30 am | 8:26 pm |
| Fri Jul 4 |  | 92 / 69 °F | Mostly sunny. | 95 °F | 8 mph | ↑ | 44% | 8% | 0.00" | 7 (High) | 5:30 am | 8:26 pm |
| Sat Jul 5 | | 93 / 71 °F | Mostly sunny. | 95 °F | 10 mph | ↑ | 42% | 23% | 0.01" | 7 (High) | 5:31 am | 8:26 pm |
| Sun Jul 6 | | 91 / 71 °F | Isolated tstorms. Cloudy. | 94 °F | 9 mph | ↑ | 51% | 38% | 0.10" | 3 (Moderate) | 5:32 am | 8:25 pm |
| Mon Jul 7 | | 89 / 68 °F | Scattered clouds. | 89 °F | 6 mph | ↑ | 53% | 3% | 0.00" | 7 (High) | 5:32 am | 8:25 pm |
| Tue Jul 8 |  | 89 / 68 °F | Showers late. Mostly cloudy. | 92 °F | 10 mph | ↑ | 51% | 22% | 0.02" | 5 (Moderate) | 5:33 am | 8:25 pm |
| Wed Jul 9 |  | 86 / 64 °F | Cloudy. | 90 °F | 9 mph | ↑ | 62% | 20% | 0.01" | 3 (Moderate) | 5:34 am | 8:24 pm |
| Thu Jul 10 |  | 82 / 66 °F | Sunny. | 84 °F | 5 mph | ↑ | 57% | 5% | 0.00" | 7 (High) | 5:34 am | 8:24 pm |
| Fri Jul 11 |  | 83 / 66 °F | Tstorms late. Afternoon clouds. | 86 °F | 5 mph | ↑ | 62% | 99% | 0.89" | 3 (Moderate) | 5:35 am | 8:24 pm |
| Sat Jul 12 | | 83 / 66 °F | Isolated tstorms late. Mostly sunny. | 89 °F | 2 mph | ↑ | 72% | 41% | 0.04" | 7 (High) | 5:36 am | 8:23 pm |
| Sun Jul 13 | | 83 / 66 °F | Showers early. Mostly cloudy. | 89 °F | 12 mph | ↑ | 70% | 42% | 0.01" | 5 (Moderate) | 5:36 am | 8:23 pm |
| Mon Jul 14 | | 83 / 66 °F | Isolated tstorms. Cloudy. | 88 °F | 10 mph | ↑ | 67% | 40% | 0.08" | 3 (Moderate) | 5:37 am | 8:22 pm |
| Tue Jul 15 |  | 83 / 66 °F | Mostly cloudy. | 85 °F | 4 mph | ↑ | 55% | 41% | 0.01" | 3 (Moderate) | 5:38 am | 8:21 pm |
| Wed Jul 16 | | 83 / 65 °F | Tstorms early. Cloudy. | 90 °F | 15 mph | ↑ | 74% | 91% | 0.72" | 3 (Moderate) | 5:39 am | 8:21 pm |
| Thu Jul 17 |  | 84 / 66 °F | Morning clouds. | 90 °F | 16 mph | ↑ | 69% | 6% | 0.00" | 5 (Moderate) | 5:39 am | 8:20 pm |
| * Updated Wednesday, July 2, 2025 4:24:18 pm Monticello time - Weather by CustomWeather, © 2025 | ||||||||||||