Weather forecast for 10 days
Alton, MO

Weather forecast for the weekend

Saturday, Apr 5.

Rain
6:43 am

7:32 pm
CDT
Rain
54°F / 41°F
  • Wind: 16mph NNE
  • Humidity: 89%
  • Precip. probability: 100%
  • Precipitation: 2.13"
  • UV index: 1
Tomorrow, on Saturday, expect rain to continue falling, keeping conditions damp and cool.
Excessive precipitation of 2.13" is forecasted. Predicted temperature values will span from a fresh 53.6°F down to a wintry 41°F.
Expect temperatures to match March's average maximum of 57.7°F rather than April's 67.8°F.
Sunrise will be at 6:43 am and sunset at 7:32 pm; tomorrow's daylight will last for 12h and 49min.

Sunday, Apr 6.

AM Showers
6:42 am

7:33 pm
CDT
AM Showers
46°F / 34°F
  • Wind: 12mph N
  • Humidity: 68%
  • Precip. probability: 51%
  • Precipitation: 0.12"
  • UV index: 3
On Sunday, April 6, expect mild drizzle and light rain showers in the early morning.
Minimal precipitation is expected. The maximum forecasted temperature is a brisk 46.4°F, while the minimum temperature will be a wintry 33.8°F.
Forecasts show a high closer to March's climate pattern, around 57.7°F, rather than April's 67.8°F.
Sunrise will be at 6:42 am and sunset at 7:33 pm; the daylight will last for 12h and 52min.

Frequently asked questions

What is the weather forecast for Alton for Sunday?
On Sunday, expect passing morning showers bringing damp conditions.
Will it rain on Sunday?
There is a high chance of rainfall on Sunday, but precipitation will be minimal.
What will be the maximum temperature on Sunday?
On Sunday, the highest temperature in Alton will be 46.4°F, while the lowest temperature will be 33.8°F.
What is the weather forecast for Alton for the next ten days?
In Alton, weather will be unstable, and a combination of sun-filled, dull, wet and stormy weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rainfall is anticipated on Friday through Sunday in Alton. Saturday, with severe precipitation of 2.13", will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will vary between 46.4°F and 80.6°F, as the minimum temperature will range between 33.8°F and 60.8°F.
What will be the warmest and the coldest days?
Next Sunday will be the warmest day, with a maximum temperature of 80.6°F. Sunday will be the coldest day, with a maximum temperature of 46.4°F.

Long-term weather forecast

FriApr 4.
  • min.
  • 50°F
Heavy Thunderstorms
Heavy Thunderstorms
  • Wind: 12mph W
  • Humidity: 92%
  • UV index: 0
  • Precip. probability: 100%
  • Precipitation: 0.51"
  • 6:44 am 7:31 pm CDT
SatApr 5.
  • 54°F
  • 41°F
Rain
Rain
  • Wind: 16mph NNE
  • Humidity: 89%
  • UV index: 1
  • Precip. probability: 100%
  • Precipitation: 2.13"
  • 6:43 am 7:32 pm CDT
SunApr 6.
  • 46°F
  • 34°F
AM Showers
AM Showers
  • Wind: 12mph N
  • Humidity: 68%
  • UV index: 3
  • Precip. probability: 51%
  • Precipitation: 0.12"
  • 6:42 am 7:33 pm CDT
MonApr 7.
  • 66°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Wind: 12mph NW
  • Humidity: 42%
  • UV index: 7
  • Precip. probability: 5%
  • Precipitation: 0"
  • 6:40 am 7:34 pm CDT
TueApr 8.
  • 63°F
  • 39°F
Sunny
Sunny
  • Wind: 6mph ESE
  • Humidity: 42%
  • UV index: 7
  • Precip. probability: 4%
  • Precipitation: 0"
  • 6:39 am 7:35 pm CDT
WedApr 9.
  • 72°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph S
  • Humidity: 49%
  • UV index: 7
  • Precip. probability: 7%
  • Precipitation: 0.04"
  • 6:37 am 7:36 pm CDT
ThuApr 10.
  • 75°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph W
  • Humidity: 52%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:36 am 7:37 pm CDT
FriApr 11.
  • 75°F
  • 50°F
Sunny
Sunny
  • Wind: 10mph NW
  • Humidity: 44%
  • UV index: 7
  • Precip. probability: 8%
  • Precipitation: 0"
  • 6:35 am 7:38 pm CDT
SatApr 12.
  • 75°F
  • 54°F
Sunny
Sunny
  • Wind: 9mph S
  • Humidity: 53%
  • UV index: 8
  • Precip. probability: 7%
  • Precipitation: 0"
  • 6:33 am 7:38 pm CDT
SunApr 13.
  • 81°F
  • 61°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph S
  • Humidity: 53%
  • UV index: 8
  • Precip. probability: 6%
  • Precipitation: 0"
  • 6:32 am 7:39 pm CDT
Over the course of the next ten days, expect shifting weather, and a mix of mostly clear, gloomy, rain-filled and lightning-active weather is anticipated.
Rainfall is predicted for Friday through Sunday.
Temperature fluctuation will be noticeable throughout the forecast window. Maximum temperatures are forecasted between 46.4°F and 80.6°F, while there will be also a marked difference in overnight low temperatures, as the minimum temperature is expected to range between 33.8°F and 60.8°F.
The warmest day will be next Sunday, with a maximum of 80.6°F; with the highest temperature of 46.4°F, Sunday will be the coldest day.
Updated: Apr 5, 2025 @ 02:11:11 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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