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Alton Weather Today

Temperature, Feels Like, Rain Chance & Hourly Forecast in Alton

Alton temperature today is 23°, feels like 23°, with a humidity level of 40% and wind at 11.12 km/h. Rain chance today is 0%. Use the hourly forecast and 5-day outlook below to plan your day.

Tomorrow in Alton: expect a high of 26° and a low of 11°, with clear sky.

overcast clouds
23°
overcast clouds
H: 24° L: 23°
Feels like 23°
AQI: Good (1/5)
Alton
Weather Updated Oct 4, 2026 3:36 AM
Humidity
40%
Dew 9°
Wind speed
11.12 km/h
E
Pressure
1020 hPa
Visibility
10 km
Weather Summary
Currently in Alton, expect varied conditions with warm temperatures around 23°. Winds are a light breeze.
Sat
overcast clouds
22° 14°
Sun
clear sky
26° 11°
Mon
clear sky
21° 11°
Tue
clear sky
23° 11°
Wed
few clouds
24° 14°
Daily Weather Forecast
Saturday
10/03/2026
overcast clouds
14°
22°
Sunday
10/04/2026
clear sky
11°
26°
Monday
10/05/2026
clear sky
11°
21°
Tuesday
10/06/2026
clear sky
11°
23°
Wednesday
10/07/2026
few clouds
14°
24°
Precipitation Probability
0%
19
0%
22
0%
01
0%
04
0%
07
0%
10
0%
13
0%
16
0%
19
0%
22
0%
01
0%
04
0%
07
0%
10
0%
13
0%
16
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
22°
Sat
19:00
17°
 
12°
 
11°
 
13°
Sun
07:00
20°
 
25°
 
26°
 
18°
Sun
19:00
14°
 
12°
 
11°
 
12°
Mon
07:00
16°
 
20°
 
21°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
06:58
Sunset
Sunset
18:40
Moon Phase
Waning Gibbous (51%)
Timezone: GMT+05:30
Last updated: Oct 4, 2026 3:36 AM · Data refreshes every 5 min
Location Info
Latitude
Latitude
38.890598
Longitude
Longitude
-90.184280
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More about Alton
Content curated by the NearWeather editorial team · Updated periodically
Alton is a small city located in the southwestern part of Illinois, in the US. It is situated along the Mississippi River, just north of St. Louis. The climate in Alton is a humid continental one, which means that it experiences four distinct seasons. The summers are hot and humid, with temperatures in the mid-80s (Fahrenheit) and high humidity. The winters are cold, but usually not too extreme, with temperatures averaging around the mid-30s (Fahrenheit). The spring and autumn are mild, with temperatures averaging in the mid-50s (Fahrenheit). The area receives an average of 44 inches of precipitation per year.
Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about Alton
What is the temperature in Alton right now?

The current temperature in Alton is 23°, and it feels like 23°. Today's high is 24° and the low is 23°.

Will it rain in Alton today?

No rain is expected in Alton today (0% chance). Conditions are currently overcast clouds.

What is the weather in Alton today?

Alton is experiencing overcast clouds with a temperature of 23°. Humidity is at 40% and wind speed is 11.12 km/h from the E.

What is the humidity in Alton today?

Humidity in Alton is 40% right now, with a dew point of 9°. Comfort levels are moderate.

What is the wind speed in Alton today?

Wind speed in Alton is 11.12 km/h, flowing at 100° E wind direction.

What is the 5-day forecast for Alton?

NearWeather provides a detailed 5-day forecast and 48-hour hourly forecast for Alton. Today's high is 24° and low is 23°, with a 0% chance of rain. Scroll up to view the full day-by-day and hourly breakdown.

What does it feel like in Alton today?

It feels like 23° in Alton today, with 100% cloud cover and 10 km visibility.

Weather in Alton
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