Weather forecast for tomorrow
Thursday, Apr 24.
6:08 am
7:46 pm
CDT
7:46 pm
CDT
Mostly Sunny
84°F / 63°F
- Wind: 7mph SE
- Humidity: 54%
- Precip. probability: 6%
- Precipitation: 0"
- UV index: 8
On Thursday, in O'Fallon, bright conditions and mild breezes are also expected.
Anticipated temperature values will span from a temperate 84.2°F down to an enjoyable 62.6°F.
The maximum heat index, which measures the combined effect of heat and moisture, is appraised at a humid 86°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The expected high is higher and consistent with May's normal of 74.8°F rather than April's.
Sunrise will be at 6:08 am and sunset at 7:46 pm; tomorrow's daylight will last for 13h and 38min.
Anticipated temperature values will span from a temperate 84.2°F down to an enjoyable 62.6°F.
The maximum heat index, which measures the combined effect of heat and moisture, is appraised at a humid 86°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The expected high is higher and consistent with May's normal of 74.8°F rather than April's.
Sunrise will be at 6:08 am and sunset at 7:46 pm; tomorrow's daylight will last for 13h and 38min.
Frequently asked questions
What is the weather forecast for O'Fallon for tomorrow?
Tomorrow, in O'Fallon, a crisp, sunny atmosphere is likely.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature in O'Fallon will be 84.2°F, while the lowest temperature will be 62.6°F. The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at 86°F.
The maximum temperature will be notably higher than the average highest temperature of 64.9°F in April. The lowest temperature will be also noticeably higher than the average low of 47.8°F.
The maximum temperature will be notably higher than the average highest temperature of 64.9°F in April. The lowest temperature will be also noticeably higher than the average low of 47.8°F.
What time are sunrise and sunset tomorrow?
On Thursday, in O'Fallon, sunrise will be at 6:08 am and sunset at 7:46 pm (CDT).
How many hours of daylight will O'Fallon have tomorrow?
In O'Fallon, Illinois, the length of the day tomorrow will be 13h and 38min.
Hourly weather forecast
12 am
- 61°F
- Feels like:
61°F
Partly Cloudy
- Wind: 2mph ESE
- Pressure: 30.06"Hg
- Humidity: 72%
- Precip. probability: 4%
- Precipitation: 0"
- Visibility: 10mi
2 am
- 57°F
- Feels like:
57°F
Clear
- Wind: 2mph E
- Pressure: 30.06"Hg
- Humidity: 77%
- Precip. probability: 5%
- Precipitation: 0"
- Visibility: 10mi
4 am
- 55°F
- Feels like:
55°F
Clear
- Wind: 1mph E
- Pressure: 30.06"Hg
- Humidity: 80%
- Precip. probability: 6%
- Precipitation: 0"
- Visibility: 10mi
6 am
- 54°F
- Feels like:
54°F
Clear
- Wind: 2mph ENE
- Pressure: 30.06"Hg
- Humidity: 84%
- Precip. probability: 7%
- Precipitation: 0"
- Visibility: 10mi
Sunrise: 6:08 am
8 am
- 59°F
- Feels like:
59°F
Sunny
- Wind: 2mph E
- Pressure: 30.06"Hg
- Humidity: 79%
- Precip. probability: 5%
- Precipitation: 0"
- Visibility: 10mi
10 am
- 72°F
- Feels like:
72°F
Sunny
- Wind: 3mph ESE
- Pressure: 30.06"Hg
- Humidity: 59%
- Precip. probability: 2%
- Precipitation: 0"
- Visibility: 10mi
12 pm
- 79°F
- Feels like:
79°F
Sunny
- Wind: 5mph SE
- Pressure: 30.06"Hg
- Humidity: 47%
- Precip. probability: 1%
- Precipitation: 0"
- Visibility: 10mi
2 pm
- 82°F
- Feels like:
82°F
Mostly Sunny
- Wind: 5mph SE
- Pressure: 30.03"Hg
- Humidity: 41%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
4 pm
- 82°F
- Feels like:
82°F
Mostly Sunny
- Wind: 7mph SSE
- Pressure: 29.97"Hg
- Humidity: 42%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
6 pm
- 81°F
- Feels like:
82°F
Partly Cloudy
- Wind: 6mph SE
- Pressure: 29.97"Hg
- Humidity: 46%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
Sunset: 7:46 pm
8 pm
- 73°F
- Feels like:
73°F
Mostly Cloudy
- Wind: 5mph SE
- Pressure: 29.97"Hg
- Humidity: 61%
- Precip. probability: 3%
- Precipitation: 0"
- Visibility: 10mi
10 pm
- 68°F
- Feels like:
70°F
Mostly Cloudy
- Wind: 5mph SE
- Pressure: 29.97"Hg
- Humidity: 76%
- Precip. probability: 15%
- Precipitation: 0"
- Visibility: 10mi
Tomorrow, on Thursday, a combination of cloud-filled and sunny weather is predicted.
The temperature will vary between the lowest temperature of 53.6°F and the highest temperature of 82.4°F. The warmest part of the day will be from 2 pm to 5 pm.
The maximum is expected to resemble May's average high of 74.8°F rather than April's. The expected low will be also more in line with what’s common in May than the current April average of 47.8°F.
The temperature will vary between the lowest temperature of 53.6°F and the highest temperature of 82.4°F. The warmest part of the day will be from 2 pm to 5 pm.
The maximum is expected to resemble May's average high of 74.8°F rather than April's. The expected low will be also more in line with what’s common in May than the current April average of 47.8°F.
Updated: Apr 23, 2025 @ 21:56:08 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate