Weather forecast for 10 days
Ottawa, IL

Weather forecast for the weekend

Saturday, May 24.

Partly Cloudy
5:27 am

8:17 pm
CDT
Partly Cloudy
72°F / 50°F
  • Wind: 7mph E
  • Humidity: 47%
  • Precip. probability: 5%
  • Precipitation: 0"
  • UV index: 8
On Saturday, May 24, a partly cloudy sky is anticipated.
The highest temperature will be a delightful 71.6°F, while the lowest temperature will be a fresh 50°F.
Saturday's highest temperature is expected to match the regular high for May at 70.7°F.
Sunrise will be at 5:27 am and sunset at 8:17 pm; the daylight will last for 14h and 50min.

Sunday, May 25.

Mostly Cloudy
5:26 am

8:18 pm
CDT
Mostly Cloudy
70°F / 48°F
  • Wind: 11mph E
  • Humidity: 44%
  • Precip. probability: 15%
  • Precipitation: 0"
  • UV index: 6
On Sunday, in Ottawa, a mostly gray sky is forecasted with minimal brightness.
A temperature range of a pleasant 69.8°F to a brisk 48.2°F is anticipated.
Sunday's top temperature will adhere to the average May high temperature of 70.7°F.
Sunrise will be at 5:26 am and sunset at 8:18 pm; the daylight will last for 14h and 52min.

Frequently asked questions

What is the weather forecast for Ottawa for Saturday?
On Saturday, expect partly sunny skies with periods of cloudiness.
What will be the maximum temperature on Saturday in Ottawa?
On Saturday, the highest temperature will be 71.6°F, while the lowest temperature will be 50°F.
What is the weather forecast for Ottawa for Sunday?
On Sunday, widespread cloud cover will remain in place.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature will be 69.8°F, while the minimum temperature will be 48.2°F.
What is the weather forecast for Ottawa for the next ten days?
In Ottawa, predominantly cloud-filled and occasionally clear weather is predicted for the next ten days.
How warm will it be in the next ten days?
The maximum temperature will range between 62.6°F and 80.6°F, as the minimum temperature will be between 44.6°F and 57.2°F.
What will be the warmest and the coldest days?
With a maximum temperature of 80.6°F, next Friday and Saturday will be the warmest days. Today is the coldest day, with a maximum temperature of 62.6°F.

Long-term weather forecast

ThuMay 22.
  • 63°F
  • 45°F
Cloudy
Cloudy
  • Wind: 17mph NNW
  • Humidity: 57%
  • UV index: 5
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:28 am 8:15 pm CDT
FriMay 23.
  • 72°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Wind: 15mph WNW
  • Humidity: 47%
  • UV index: 8
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:27 am 8:16 pm CDT
SatMay 24.
  • 72°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph E
  • Humidity: 47%
  • UV index: 8
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:27 am 8:17 pm CDT
SunMay 25.
  • 70°F
  • 48°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 11mph E
  • Humidity: 44%
  • UV index: 6
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:26 am 8:18 pm CDT
MonMay 26.
  • 72°F
  • 54°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 14mph ENE
  • Humidity: 48%
  • UV index: 7
  • Precip. probability: 16%
  • Precipitation: 0"
  • 5:25 am 8:19 pm CDT
TueMay 27.
  • 70°F
  • 52°F
Cloudy
Cloudy
  • Wind: 12mph NE
  • Humidity: 58%
  • UV index: 5
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:25 am 8:20 pm CDT
WedMay 28.
  • 72°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph NNE
  • Humidity: 62%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:24 am 8:20 pm CDT
ThuMay 29.
  • 75°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph NNW
  • Humidity: 59%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:23 am 8:21 pm CDT
FriMay 30.
  • 81°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph NW
  • Humidity: 52%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:23 am 8:22 pm CDT
SatMay 31.
  • 81°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph NNW
  • Humidity: 52%
  • UV index: 8
  • Precip. probability: 19%
  • Precipitation: 0"
  • 5:22 am 8:23 pm CDT
For the next ten days, primarily cloud-filled and occasionally dry and sunny weather is expected.
Rainfall is not forecasted in Ottawa in the upcoming days.
Temperature fluctuation will be noticeable over the next several days. Forecast highs will fluctuate between 62.6°F and 80.6°F, while the difference in minimum temperatures will be also substantial, as the lowest temperatures will be recorded between 44.6°F and 57.2°F.
With a maximum temperature of 80.6°F, next Friday and Saturday will be the warmest days in Ottawa; today is the coldest day, with a maximum temperature of 62.6°F.
Updated: May 22, 2025 @ 15:03:51 UTC
Published by: Weather Atlas | About Us
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Weather Forecasting & Climate
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