Currently: 84 °F. Partly sunny. (Weather station: Lewis University Airport, USA). See more current weatherCity of Ottawa Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Rain/Snow
()
()
Temp
(°F)
(°F)
64
67
70
73
76
79
82
85
88
91
94
Jun 22 – Jun 28
0.2
Lo:72
Wed, 25
Hi:85
5
0.12
Lo:71
Thu, 26
Hi:92
10
0.41
Lo:72
Fri, 27
Hi:88
12
0.03
Lo:72
Sat, 28
Hi:91
10
Jun 29 – Jul 5
Lo:72
Sun, 29
Hi:95
12
0.25
Lo:71
Mon, 30
Hi:92
10
Lo:65
Tue, 1
Hi:86
10
Lo:66
Wed, 2
Hi:82
7
Lo:65
Thu, 3
Hi:82
6
Lo:65
Fri, 4
Hi:82
6
0.12
Lo:65
Sat, 5
Hi:82
15
Jul 6 – Jul 12
Lo:65
Sun, 6
Hi:83
9
Lo:66
Mon, 7
Hi:83
6
0.28
Lo:67
Tue, 8
Hi:82
10
Lo:67
Wed, 9
Hi:84
9
2 Week Extended Forecast in City of Ottawa, Illinois, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Wed Jun 25 |  | 85 / 72 °F | Thundershowers. Cloudy. | 91 °F | 5 mph | ↑ | 70% | 68% | 0.20" | 5 (Moderate) | 5:23 am | 8:32 pm |
| Thu Jun 26 |  | 92 / 71 °F | Passing showers. Broken clouds. | 101 °F | 10 mph | ↑ | 56% | 58% | 0.12" | 7 (High) | 5:23 am | 8:32 pm |
| Fri Jun 27 | | 88 / 72 °F | Thundershowers. Cloudy. | 94 °F | 12 mph | ↑ | 63% | 70% | 0.41" | 3 (Moderate) | 5:24 am | 8:32 pm |
| Sat Jun 28 | | 91 / 72 °F | Broken clouds. | 96 °F | 10 mph | ↑ | 57% | 23% | 0.03" | 5 (Moderate) | 5:24 am | 8:32 pm |
| Sun Jun 29 |  | 95 / 72 °F | Afternoon clouds. | 103 °F | 12 mph | ↑ | 48% | 2% | 0.00" | 5 (Moderate) | 5:25 am | 8:32 pm |
| Mon Jun 30 |  | 92 / 71 °F | Isolated tstorms. Mostly cloudy. | 98 °F | 10 mph | ↑ | 54% | 50% | 0.25" | 5 (Moderate) | 5:25 am | 8:32 pm |
| Tue Jul 1 | | 86 / 65 °F | Mostly cloudy. | 86 °F | 10 mph | ↑ | 45% | 0% | 0.00" | 3 (Moderate) | 5:26 am | 8:32 pm |
| Wed Jul 2 | | 82 / 66 °F | Morning clouds. | 82 °F | 7 mph | ↑ | 49% | 4% | 0.00" | 3 (Moderate) | 5:26 am | 8:32 pm |
| Thu Jul 3 |  | 82 / 65 °F | Scattered clouds. | 83 °F | 6 mph | ↑ | 55% | 4% | 0.00" | 5 (Moderate) | 5:27 am | 8:32 pm |
| Fri Jul 4 | | 82 / 65 °F | Mostly cloudy. | 82 °F | 6 mph | ↑ | 48% | 4% | 0.00" | 5 (Moderate) | 5:27 am | 8:31 pm |
| Sat Jul 5 | | 82 / 65 °F | Thunderstorms. Morning clouds. | 87 °F | 15 mph | ↑ | 74% | 82% | 0.12" | 3 (Moderate) | 5:28 am | 8:31 pm |
| Sun Jul 6 |  | 83 / 65 °F | Sunny. | 83 °F | 9 mph | ↑ | 50% | 4% | 0.00" | 7 (High) | 5:28 am | 8:31 pm |
| Mon Jul 7 | | 83 / 66 °F | Afternoon clouds. | 83 °F | 6 mph | ↑ | 52% | 5% | 0.00" | 3 (Moderate) | 5:29 am | 8:30 pm |
| Tue Jul 8 | | 82 / 67 °F | Thundershowers. Overcast. | 88 °F | 10 mph | ↑ | 89% | 78% | 0.28" | 3 (Moderate) | 5:30 am | 8:30 pm |
| Wed Jul 9 | | 84 / 67 °F | Morning clouds. | 83 °F | 9 mph | ↑ | 52% | 6% | 0.00" | 7 (High) | 5:30 am | 8:30 pm |
| * Updated Tuesday, June 24, 2025 4:24:10 pm City of Ottawa time - Weather by CustomWeather, © 2025 | ||||||||||||