Weather forecast for 10 daysSeneca, IL
Weather forecast for the weekend
Saturday Oct 17, 2026
- 57°F
- 37°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSW 228°
- Humidity: 45%
- UV index: 4
- Sunrise: 7:08 am CDT
- Sunset: 6:10 pm CDT
- details ▼
On Saturday, in Seneca, the forecast calls for abundant sunshine.
Temperatures are anticipated to range from a maximum of a mild 57.2°F to a minimum of a wintry 37.4°F.
Today, the expected high will be relatively lower than the average October maximum of 61.7°F.
Sunrise was at 7:08 am and sunset will be at 6:10 pm; the daylight will last for 11h and 2min.
Temperatures are anticipated to range from a maximum of a mild 57.2°F to a minimum of a wintry 37.4°F.
Today, the expected high will be relatively lower than the average October maximum of 61.7°F.
Sunrise was at 7:08 am and sunset will be at 6:10 pm; the daylight will last for 11h and 2min.
Sunday Oct 18, 2026
- 66°F
- 37°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 13mphSSW 200°
- Humidity: 47%
- UV index: 4
- Sunrise: 7:09 am CDT
- Sunset: 6:09 pm CDT
- details ▼
On Sunday, October 18, the forecast calls for abundant sunshine.
Daytime will experience a high of an enjoyable 66.2°F, significantly differing from the predicted night low of a cold 37.4°F.
The top temperature for tomorrow will be relatively higher than the average high in October of 61.7°F.
Sunrise will be at 7:09 am and sunset at 6:09 pm; tomorrow's daylight will last for 10h and 59min.
Daytime will experience a high of an enjoyable 66.2°F, significantly differing from the predicted night low of a cold 37.4°F.
The top temperature for tomorrow will be relatively higher than the average high in October of 61.7°F.
Sunrise will be at 7:09 am and sunset at 6:09 pm; tomorrow's daylight will last for 10h and 59min.
10-day overview
Daily temperatures
Maximum temperature: 77°C.
Coldest day: today 57°C.
Coldest day: today 57°C.
Chance of precipitation
Highest chance: Monday 26.10. 10%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 57°F
- 37°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSW 228°
- Humidity: 45%
- UV index: 4
- Sunrise: 7:08 am CDT
- Sunset: 6:10 pm CDT
- details ▼
- Sunday
- Oct 18, 2026
- 66°F
- 37°F
Sunny
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 13mphSSW 200°
- Humidity: 47%
- UV index: 4
- Sunrise: 7:09 am CDT
- Sunset: 6:09 pm CDT
- details ▼
- Monday
- Oct 19, 2026
- 70°F
- 39°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 4mphS 175°
- Humidity: 52%
- UV index: 4
- Sunrise: 7:10 am CDT
- Sunset: 6:07 pm CDT
- details ▼
- Tuesday
- Oct 20, 2026
- 73°F
- 43°F
Sunny
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 4mphESE 117°
- Humidity: 55%
- UV index: 4
- Sunrise: 7:12 am CDT
- Sunset: 6:06 pm CDT
- details ▼
- Wednesday
- Oct 21, 2026
- 75°F
- 43°F
Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 4mphS 182°
- Humidity: 54%
- UV index: 4
- Sunrise: 7:13 am CDT
- Sunset: 6:04 pm CDT
- details ▼
- Thursday
- Oct 22, 2026
- 77°F
- 45°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 3mphSE 139°
- Humidity: 55%
- UV index: 4
- Sunrise: 7:14 am CDT
- Sunset: 6:03 pm CDT
- details ▼
- Friday
- Oct 23, 2026
- 75°F
- 45°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 6mphESE 111°
- Humidity: 56%
- UV index: 4
- Sunrise: 7:15 am CDT
- Sunset: 6:01 pm CDT
- details ▼
- Saturday
- Oct 24, 2026
- 75°F
- 48°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 8mphSE 138°
- Humidity: 54%
- UV index: 4
- Sunrise: 7:16 am CDT
- Sunset: 6:00 pm CDT
- details ▼
- Sunday
- Oct 25, 2026
- 77°F
- 48°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 7mphSSW 202°
- Humidity: 52%
- UV index: 3
- Sunrise: 7:17 am CDT
- Sunset: 5:59 pm CDT
- details ▼
- Monday
- Oct 26, 2026
- 73°F
- 48°F
Mostly Sunny
- Precip. probability: 10%
- Precipitation: 0"
- Wind: 6mphNE 45°
- Humidity: 60%
- UV index: 3
- Sunrise: 7:19 am CDT
- Sunset: 5:57 pm CDT
- details ▼
It is expected that primarily mostly clear and occasionally cloud-filled weather is forecasted.
Rain is not anticipated in Seneca in the upcoming days.
The temperature will vary considerably across the forecast period. Highs will range from 57.2°F to 77°F, while the low temperature range extends from 37.4°F to 48.2°F.
With a maximum temperature of 77°F, Thursday and next Sunday will be the warmest days in Seneca; today is the coldest day, with a maximum temperature of 57.2°F.
Rain is not anticipated in Seneca in the upcoming days.
The temperature will vary considerably across the forecast period. Highs will range from 57.2°F to 77°F, while the low temperature range extends from 37.4°F to 48.2°F.
With a maximum temperature of 77°F, Thursday and next Sunday will be the warmest days in Seneca; today is the coldest day, with a maximum temperature of 57.2°F.
Updated: Oct 17, 2026 @ 17:15:04 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
Today, skies are expected to be clear and full of sunshine.
Today, the highest temperature will be 57.2°F, while the lowest temperature will be 37.4°F.
The highest temperature will be a couple of degrees lower than the average maximum of 61.7°F in October. The lowest temperature will be also a couple of degrees lower than the average low of 45.9°F.
The highest temperature will be a couple of degrees lower than the average maximum of 61.7°F in October. The lowest temperature will be also a couple of degrees lower than the average low of 45.9°F.
On Saturday, in Seneca, sunrise was at 7:08 am and sunset will be at 6:10 pm (CDT).
In Seneca, the length of the day today will be 11h and 2min.
On Sunday, in Seneca, skies are expected to be clear and full of sunshine.
Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 37.4°F.
The maximum temperature will be a few degrees higher than the average highest temperature of 61.7°F in October. Tomorrow, the lowest temperature will be also a few degrees lower than the average low temperature.
The maximum temperature will be a few degrees higher than the average highest temperature of 61.7°F in October. Tomorrow, the lowest temperature will be also a few degrees lower than the average low temperature.
On Sunday, in Seneca, sunrise will be at 7:09 am and sunset at 6:09 pm (CDT).
In Seneca, the length of the day tomorrow will be 10h and 59min.





