Weather forecast for 10 daysFayetteville, IL
Weather forecast for the weekend
Sunday Oct 18, 2026
- 68°F
- 39°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 6mphSSE 158°
- Humidity: 52%
- UV index: 5
- Sunrise: 7:11 am CDT
- Sunset: 6:17 pm CDT
- details ▼
Tomorrow, sunshine is also forecasted under mostly clear skies.
A significant variation in temperature is predicted, ranging from a high of an agreeable 68°F to a low of a cold 39.2°F.
The highest temperature for tomorrow is predicted to reflect October's average of 66.7°F.
Sunrise will be at 7:11 am and sunset at 6:17 pm; tomorrow's daylight will last for 11h and 6min.
A significant variation in temperature is predicted, ranging from a high of an agreeable 68°F to a low of a cold 39.2°F.
The highest temperature for tomorrow is predicted to reflect October's average of 66.7°F.
Sunrise will be at 7:11 am and sunset at 6:17 pm; tomorrow's daylight will last for 11h and 6min.
10-day overview
Daily temperatures
Warmest day: Sunday 25.10. 82°C.
Coldest day: tomorrow 68°C.
Coldest day: tomorrow 68°C.
Chance of precipitation
Highest chance: 6%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- min.
- 37°F
Clear
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 2mphSE 126°
- Humidity: 88%
- UV index: 0
- Sunrise: 7:10 am CDT
- Sunset: 6:18 pm CDT
- details ▼
- Sunday
- Oct 18, 2026
- 68°F
- 39°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 6mphSSE 158°
- Humidity: 52%
- UV index: 5
- Sunrise: 7:11 am CDT
- Sunset: 6:17 pm CDT
- details ▼
- Monday
- Oct 19, 2026
- 73°F
- 41°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 3mphSSE 165°
- Humidity: 53%
- UV index: 5
- Sunrise: 7:12 am CDT
- Sunset: 6:15 pm CDT
- details ▼
- Tuesday
- Oct 20, 2026
- 73°F
- 43°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 3mphENE 78°
- Humidity: 51%
- UV index: 5
- Sunrise: 7:13 am CDT
- Sunset: 6:14 pm CDT
- details ▼
- Wednesday
- Oct 21, 2026
- 77°F
- 45°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 2mphSW 220°
- Humidity: 49%
- UV index: 4
- Sunrise: 7:14 am CDT
- Sunset: 6:13 pm CDT
- details ▼
- Thursday
- Oct 22, 2026
- 77°F
- 45°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 4mphN 352°
- Humidity: 50%
- UV index: 4
- Sunrise: 7:15 am CDT
- Sunset: 6:11 pm CDT
- details ▼
- Friday
- Oct 23, 2026
- 79°F
- 48°F
Mostly Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 6mphESE 115°
- Humidity: 50%
- UV index: 4
- Sunrise: 7:16 am CDT
- Sunset: 6:10 pm CDT
- details ▼
- Saturday
- Oct 24, 2026
- 81°F
- 50°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 6mphSSE 150°
- Humidity: 48%
- UV index: 4
- Sunrise: 7:17 am CDT
- Sunset: 6:09 pm CDT
- details ▼
- Sunday
- Oct 25, 2026
- 82°F
- 50°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 6mphSSW 206°
- Humidity: 47%
- UV index: 4
- Sunrise: 7:18 am CDT
- Sunset: 6:08 pm CDT
- details ▼
- Monday
- Oct 26, 2026
- 79°F
- 50°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 5mphSW 222°
- Humidity: 49%
- UV index: 4
- Sunrise: 7:19 am CDT
- Sunset: 6:06 pm CDT
- details ▼
A combination of bright and overcast weather is predicted.
Rainfall is not anticipated in Fayetteville in the upcoming days.
Noticeable swings in temperature are expected over the next several days. The temperature is expected to swing from 68°F up to 82.4°F, while the lowest night temperatures will vary also significantly, as the overnight lows will vary from 37.4°F to 50°F.
Expect the warmest day on next Sunday, with temperatures peaking at 82.4°F; expect the coldest day on Sunday with a high of 68°F.
Rainfall is not anticipated in Fayetteville in the upcoming days.
Noticeable swings in temperature are expected over the next several days. The temperature is expected to swing from 68°F up to 82.4°F, while the lowest night temperatures will vary also significantly, as the overnight lows will vary from 37.4°F to 50°F.
Expect the warmest day on next Sunday, with temperatures peaking at 82.4°F; expect the coldest day on Sunday with a high of 68°F.
Updated: Oct 18, 2026 @ 01:52:24 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
Tomorrow, skies are expected to be clear and full of sunshine.
Tomorrow, the maximum temperature will be 68°F, while the minimum temperature will be 39.2°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature will be significantly lower than the average low of 49.1°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature will be significantly lower than the average low of 49.1°F.
On Sunday, in Fayetteville, sunrise will be at 7:11 am and sunset at 6:17 pm (CDT).
In Fayetteville, the length of the day tomorrow will be 11h and 6min.
