Weather forecast for 10 daysAltona, IL

Weather forecast for the weekend

Saturday Oct 17, 2026

  • min.
  • 37°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphSSW 193°
  • Humidity: 65%
  • UV index: 0
  • Sunrise: 7:14 am CDT
  • Sunset: 6:17 pm CDT
  • ▼
For the remainder of Saturday, a stunningly clear sky is on the horizon.
The lowest temperature will be a wintry 37.4°F.
Sunrise was at 7:14 am and sunset will be at 6:17 pm; the daylight will last for 11h and 2min.

Sunday Oct 18, 2026

  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 12mphS 191°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:15 am CDT
  • Sunset: 6:15 pm CDT
  • ▼
Tomorrow, in Altona, expect bright skies and plenty of sunshine.
The peak daytime temperature will touch an enjoyable 64.4°F, while the nighttime temperature will descend to a cold 37.4°F.
Tomorrow's highest temperature is forecasted to match the regular high for October at 61.3°F.
Sunrise will be at 7:15 am and sunset at 6:15 pm; tomorrow's daylight will last for 11h and 0min.

10-day overview

Daily temperatures

Warmest period: Friday - Sunday 75°C.
Coldest day: tomorrow 64°C.

Chance of precipitation

Highest chance: Monday 26.10. 19%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 37°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphSSW 193°
  • Humidity: 65%
  • UV index: 0
  • Sunrise: 7:14 am CDT
  • Sunset: 6:17 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 12mphS 191°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:15 am CDT
  • Sunset: 6:15 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphS 170°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:16 am CDT
  • Sunset: 6:14 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphSE 136°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:18 am CDT
  • Sunset: 6:12 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 73°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphS 182°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:19 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphESE 123°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:20 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 75°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphSE 133°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:21 am CDT
  • Sunset: 6:08 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 75°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphSSE 154°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:22 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 75°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphSSW 197°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 7:23 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 73°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 6mphESE 119°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:24 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
Conditions over the next ten days suggest that a combination of sun-filled and gloomy weather is forecasted.
Rain is not predicted in Altona in the upcoming period.
In the upcoming days, the maximum temperature will vary between 64.4°F and 75.2°F, while the fluctuation in night temperatures will be significant, as temperatures overnight will fluctuate from 37.4°F up to 50°F.
With a maximum temperature of 75.2°F, Friday through next Sunday will be the warmest days; expect the coldest day on Sunday with a high of 64.4°F.
Updated: Oct 17, 2026 @ 20:24:52 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect bright skies and plenty of sunshine.

Tomorrow, the highest temperature in Altona will be 64.4°F, while the lowest temperature will be 37.4°F.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature will be moderately lower than the average low of 45.5°F.

On Sunday, in Altona, sunrise will be at 7:15 am and sunset at 6:15 pm (CDT).

In Altona, tomorrow, there will be 11h and 0min of daylight.