Weather forecast for 10 days
Alton, IL

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Weather forecast for the weekend

Weather forecast - Sunday, Feb 2.

Partly Cloudy
7:03 am

5:24 pm
CST
Partly Cloudy
61°F / 43°F
  • Wind: 9mph SSW
  • Humidity: 68%
  • Precip. probability: 9%
  • Precipitation: 0"
  • UV index: 3
Today, relatively clouded weather is anticipated.
Expected temperature values will span from a comfortable 60.8°F (16°C) down to a frosty 42.8°F (6°C).
Today, it will be warmer and the highest temperature will be more in line with March's average maximum of 53.2°F (11.8°C) than the average maximum of 40.8°F (4.9°C) in February.
Sunrise will be at 7:03 am and sunset at 5:24 pm; the daylight will last for 10h and 21min.

Frequently asked questions

What is the weather forecast for Alton for the next ten days?

In Alton, a combination of predominantly cloudy and occasionally rainy and sunny weather is anticipated for the next ten days.

Will it rain in the next ten days?

Rain is anticipated only on Wednesday. With a probability of 55%, light precipitation of 0.28" (7mm) is expected.

How warm will it be in the next ten days?

The maximum temperature will vary between 37.4°F (3°C) and 69.8°F (21°C), as the minimum temperature will range between 24.8°F (-4°C) and 42.8°F (6°C).

What will be the warmest and the coldest days?

The warmest day will be tomorrow, with a maximum of 69.8°F (21°C). Next Tuesday will be the coldest day, with a maximum temperature of 37.4°F (3°C).

Long-term weather forecast

10 days weather forecast - Alton, IL

SunFeb 2.
  • 61°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SSW
  • Humidity: 68%
  • UV index: 3
  • Precip. probability: 9%
  • Precipitation: 0"
  • 7:03 am 5:24 pm CST
MonFeb 3.
  • 70°F
  • 36°F
Mostly Sunny
Mostly Sunny
  • Wind: 11mph SW
  • Humidity: 63%
  • UV index: 3
  • Precip. probability: 9%
  • Precipitation: 0"
  • 7:03 am 5:26 pm CST
TueFeb 4.
  • 48°F
  • 37°F
Cloudy
Cloudy
  • Wind: 12mph ENE
  • Humidity: 67%
  • UV index: 2
  • Precip. probability: 8%
  • Precipitation: 0"
  • 7:02 am 5:27 pm CST
WedFeb 5.
  • 55°F
  • 37°F
Showers
Showers
  • Wind: 10mph ESE
  • Humidity: 80%
  • UV index: 1
  • Precip. probability: 55%
  • Precipitation: 0.08"
  • 7:01 am 5:28 pm CST
ThuFeb 6.
  • 43°F
  • 27°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph NW
  • Humidity: 66%
  • UV index: 3
  • Precip. probability: 6%
  • Precipitation: 0.28"
  • 7:00 am 5:29 pm CST
FriFeb 7.
  • 45°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph E
  • Humidity: 55%
  • UV index: 3
  • Precip. probability: 8%
  • Precipitation: 0"
  • 6:58 am 5:30 pm CST
SatFeb 8.
  • 50°F
  • 30°F
Showers
Showers
  • Wind: 12mph ENE
  • Humidity: 72%
  • UV index: 1
  • Precip. probability: 39%
  • Precipitation: 0"
  • 6:57 am 5:31 pm CST
SunFeb 9.
  • 39°F
  • 25°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph NNW
  • Humidity: 58%
  • UV index: 3
  • Precip. probability: 9%
  • Precipitation: 0.12"
  • 6:56 am 5:33 pm CST
MonFeb 10.
  • 39°F
  • 25°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph N
  • Humidity: 55%
  • UV index: 3
  • Precip. probability: 13%
  • Precipitation: 0"
  • 6:55 am 5:34 pm CST
TueFeb 11.
  • 37°F
  • 25°F
Cloudy
Cloudy
  • Wind: 10mph NE
  • Humidity: 54%
  • UV index: 2
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:54 am 5:35 pm CST
For the next ten days, a combination of primarily cloudy and occasionally rainy and sunny weather is anticipated.
With a probability of 55%, rainfall is anticipated only on Wednesday. The precipitation will be light at 0.28" (7mm).
Temperature differences will be considerable in the upcoming period. The highest temperature will vary between 37.4°F (3°C) and 69.8°F (21°C), while the lowest nightly temperature differences will be also substantial, as the minimum temperature will vary between 24.8°F (-4°C) and 42.8°F (6°C).
With the highest temperature of 69.8°F (21°C), Monday will be the warmest day; next Tuesday will be the coldest day, with the highest temperature of 37.4°F (3°C).
Updated: Feb 2, 2025 @ 06:01:31 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Alton, Illinois, USA

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