Weather forecast for tomorrow
Ottawa, IL

Weather forecast for tomorrow

Friday, May 23.

Mostly Sunny
5:27 am

8:16 pm
CDT
Mostly Sunny
72°F / 46°F
  • Wind: 15mph WNW
  • Humidity: 47%
  • Precip. probability: 6%
  • Precipitation: 0"
  • UV index: 8
Tomorrow, on Friday, May 23, sunny intervals will be long-lasting, with few disruptions.
Temperatures are anticipated to peak at a pleasant 71.6°F and drop to a minimum of a chilly 46.4°F.
Expect the maximum temperature to remain consistent with the typical May high of 70.7°F.
Sunrise will be at 5:27 am and sunset at 8:16 pm; tomorrow's daylight will last for 14h and 49min.

Frequently asked questions

What is the weather forecast for Ottawa for tomorrow?
Tomorrow, mostly sunny and dry conditions will continue.
What will be the maximum temperature tomorrow in Ottawa?
Tomorrow, the maximum temperature in Ottawa will be 71.6°F, while the minimum temperature will be 46.4°F.
The highest temperature will be in line with the average maximum of 70.7°F in May. The lowest temperature will be slightly cooler than the average low of 53.6°F.
When are sunrise and sunset tomorrow?
On Friday, in Ottawa, sunrise will be at 5:27 am and sunset at 8:16 pm (CDT).
How long will the day be tomorrow?
Tomorrow, the daylight will last for 14h and 49min.

Hourly weather forecast

12 am
  • 48°F
  • Feels like:
    48°F
Mostly Clear
Mostly Clear
  • Wind: 3mph W
  • Pressure: 30.06"Hg
  • Humidity: 78%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Wind: 3mph W
  • Pressure: 30.03"Hg
  • Humidity: 84%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Wind: 4mph W
  • Pressure: 30.06"Hg
  • Humidity: 86%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:27 am
6 am
  • 45°F
  • Feels like:
    43°F
Sunny
Sunny
  • Wind: 5mph W
  • Pressure: 30.06"Hg
  • Humidity: 86%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 10mi
8 am
  • 54°F
  • Feels like:
    52°F
Sunny
Sunny
  • Wind: 7mph W
  • Pressure: 30.06"Hg
  • Humidity: 68%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 61°F
  • Feels like:
    59°F
Sunny
Sunny
  • Wind: 11mph WNW
  • Pressure: 30.06"Hg
  • Humidity: 51%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph WNW
  • Pressure: 30.06"Hg
  • Humidity: 43%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph WNW
  • Pressure: 30.03"Hg
  • Humidity: 38%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 70°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph NW
  • Pressure: 30"Hg
  • Humidity: 35%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 70°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph NNW
  • Pressure: 30"Hg
  • Humidity: 36%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 63°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph NNE
  • Pressure: 30.06"Hg
  • Humidity: 45%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:16 pm
10 pm
  • 55°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph E
  • Pressure: 30.09"Hg
  • Humidity: 59%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, primarily cloudy and occasionally sunny weather is forecasted.
The temperature will vary between a minimum of 44.6°F and a maximum of 69.8°F. The warmest part of the day will be from 3 pm to 6 pm.
The high temperature is expected to be comparable to May's usual value of 70.7°F. The lowest temperature is expected to be more in line with April's minimum average of 42.4°F than May's 53.6°F.
Updated: May 22, 2025 @ 13:38:36 UTC
Published by: Weather Atlas | About Us
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