Weather Forecast and Conditions for Alton, Illinois 62002 - The Weather Channel | Weather.com
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59° Clear Night
Clear
Day 87° • Night 51°
Feels Like59°
Sunrise

7:02 am

Sunset

7:13 pm

Temperature
High / Low
--/51°
Wind
1 mph
Humidity
Humidity
62%
Dew point
Dew Point
45°
Pressure
Pressure
29.91 in
UV index
UV Index
0 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 2
Moon Phase
Waxing Crescent

Hourly Weather-

Now

Clear Night Clear
58°
Rain drop 2%
ENE 1 mph
Subtract

Clear

  • Temperature feels like
    Feels Like58°
  • WindENE 1 mph
  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover1%
  • Rain drop
    Rain Amount0 in

4 am

Clear Night Clear
56°
Rain drop 2%
ENE 3 mph
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Clear

  • Temperature feels like
    Feels Like56°
  • WindENE 3 mph
  • Humidity
    Humidity66%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover19%
  • Rain drop
    Rain Amount0 in

5 am

Clear Night Clear
55°
Rain drop 2%
ENE 3 mph
Add

Clear

  • Temperature feels like
    Feels Like55°
  • WindENE 3 mph
  • Humidity
    Humidity70%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover19%
  • Rain drop
    Rain Amount0 in

6 am

Clear Night Clear
52°
Rain drop 2%
E 4 mph
Add

Clear

  • Temperature feels like
    Feels Like51°
  • WindE 4 mph
  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover15%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Tonight

Clear Night Clear
--/51°
Rain drop 2%
Subtract

Night

51°
Clear Night
Rain drop
2%
ENE 4 mph

Clear skies. Low 51F. Winds light and variable.

  • Humidity
    Humidity67%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:40 am
  • Moonset
    Moonset9:29 pm
  • Moon Phase - Day 2 Waxing Crescent

Sat 21

Sunny Sunny
86°/62°
Rain drop 2%
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Day

86°
Sunny
Rain drop
2%
SSE 8 mph

Sunny skies. Near record high temperatures. High 86F. Winds SSE at 5 to 10 mph.

  • Humidity
    Humidity48%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise7:02 am
  • Sunset
    Sunset7:13 pm

Night

62°
Mostly Clear Night
Rain drop
4%
S 8 mph

Mostly clear. Low 62F. Winds S at 5 to 10 mph.

  • Humidity
    Humidity61%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:09 am
  • Moonset
    Moonset10:46 pm
  • Moon Phase - Day 3 Waxing Crescent

Sun 22

Windy Mostly Cloudy/Wind
86°/37°
Rain drop 17%
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Day

86°
Windy
Rain drop
17%
WSW 21 mph

Partly cloudy during the morning followed by cloudy and windy conditions in the afternoon. A stray shower or thunderstorm is possible. High 86F. WSW winds at 5 to 10 mph, increasing to 20 to 30 mph.

  • Humidity
    Humidity49%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:00 am
  • Sunset
    Sunset7:14 pm

Night

37°
Windy
Mixed precipitation
24%
N 22 mph

A few clouds from time to time. Gusty winds diminishing after midnight. Low 37F. N winds at 20 to 30 mph, decreasing to 10 to 15 mph.

  • Humidity
    Humidity62%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:44 am
  • Moonset
    Moonset--
  • Moon Phase - Day 4 Waxing Crescent

Mon 23

Mostly Cloudy Day Mostly Cloudy
56°/36°
Rain drop 4%
Add

Day

56°
Mostly Cloudy Day
Rain drop
4%
NNE 11 mph

Partly cloudy skies in the morning will give way to cloudy skies during the afternoon. High 56F. Winds NNE at 10 to 15 mph.

  • Humidity
    Humidity48%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:59 am
  • Sunset
    Sunset7:15 pm

Night

36°
Cloudy
Mixed precipitation
5%
E 7 mph

Cloudy. Low 36F. Winds E at 5 to 10 mph.

  • Humidity
    Humidity55%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise9:26 am
  • Moonset
    Moonset12:02 am
  • Moon Phase - Day 5 Waxing Crescent
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