Weather forecast for tomorrowMark, IL
Weather forecast for tomorrow
Sunday Oct 18, 2026
- 64°F
- 37°F
Sunny
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 11mphSSW 197°
- Humidity: 50%
- UV index: 4
- Sunrise: 7:12 am CDT
- Sunset: 6:11 pm CDT
- details ▼
Tomorrow, in Mark, sunny skies are also in store, with excellent visibility.
A wide temperature range is expected, from a high of a comfortable 64.4°F to a low of a wintry 37.4°F.
The high is expected to coincide with October's normal of 61.7°F.
Sunrise will be at 7:12 am and sunset at 6:11 pm; tomorrow's daylight will last for 10h and 59min.
A wide temperature range is expected, from a high of a comfortable 64.4°F to a low of a wintry 37.4°F.
The high is expected to coincide with October's normal of 61.7°F.
Sunrise will be at 7:12 am and sunset at 6:11 pm; tomorrow's daylight will last for 10h and 59min.
Hourly overview
Hourly temperatures
Warmest hour: 3 pm 63°C.
Coldest period: 3 am - 6 am 39°C.
Coldest period: 3 am - 6 am 39°C.
Chance of precipitation
Highest chance: 3 am - 6 am 4%.
Hourly weather forecast
- 12 am
- 41°F
- Feels like:37°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphS 188°
- Humidity: 78%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 2 am
- 39°F
- Feels like:37°F
Clear
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 4mphS 191°
- Humidity: 81%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 4 am
- 39°F
- Feels like:36°F
Clear
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 4mphS 188°
- Humidity: 84%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 am
- 39°F
- Feels like:34°F
Clear
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 6mphS 189°
- Humidity: 82%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:12 am
- 8 am
- 41°F
- Feels like:37°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 6mphSSW 193°
- Humidity: 78%
- Pressure: 30.47"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 am
- 52°F
- Feels like:48°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphSSW 199°
- Humidity: 55%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 12 pm
- 59°F
- Feels like:55°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphSSW 202°
- Humidity: 44%
- Pressure: 30.42"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 2 pm
- 63°F
- Feels like:61°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 11mphSSW 202°
- Humidity: 38%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 4 pm
- 63°F
- Feels like:61°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphSSW 196°
- Humidity: 36%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 6 pm
- 57°F
- Feels like:57°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphS 183°
- Humidity: 44%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:11 pm
- 8 pm
- 50°F
- Feels like:48°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphS 176°
- Humidity: 60%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 46°F
- Feels like:45°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 4mphS 177°
- Humidity: 70%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Tomorrow, sunny conditions are likely to prevail.
The temperature will be between a minimum of 39.2°F and a maximum of 62.6°F. The warmest part of the day will be from 2 pm to 4 pm.
Tomorrow, the high temperature will be comparable to October's average. Forecast models suggest a low more close to November's typical minimum of 33.6°F than October's usual 45.7°F.
The temperature will be between a minimum of 39.2°F and a maximum of 62.6°F. The warmest part of the day will be from 2 pm to 4 pm.
Tomorrow, the high temperature will be comparable to October's average. Forecast models suggest a low more close to November's typical minimum of 33.6°F than October's usual 45.7°F.
Updated: Oct 17, 2026 @ 23:25:21 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
Frequently asked questions
On Sunday, in Mark, sunshine will likely continue with scattered clouds at most.
Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 37.4°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature tomorrow will be a couple of degrees lower than the average low temperature.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature tomorrow will be a couple of degrees lower than the average low temperature.
On Sunday, in Mark, sunrise will be at 7:12 am and sunset at 6:11 pm (CDT).
In Mark, Illinois, tomorrow, there will be 10h and 59min of daylight.
