Weather Forecast and Conditions for Alton, Illinois 62002 - The Weather Channel | Weather.com
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84° Sunny
Sunny
Day 89° • Night 62°
Feels Like84°
Sunrise

7:02 am

Sunset

7:13 pm

Temperature
High / Low
--/62°
Wind
8 mph
Humidity
Humidity
31%
Dew point
Dew Point
50°
Pressure
Pressure
29.74 in
UV index
UV Index
0 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 3
Moon Phase
Waxing Crescent

Hourly Weather-

Now

Sunny Sunny
82°
Rain drop 1%
SSE 8 mph
Subtract

Sunny

  • Temperature feels like
    Feels Like82°
  • WindSSE 8 mph
  • Humidity
    Humidity33%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover3%
  • Rain drop
    Rain Amount0 in

8 pm

Clear Night Clear
78°
Rain drop 1%
SSE 8 mph
Add

Clear

  • Temperature feels like
    Feels Like78°
  • WindSSE 8 mph
  • Humidity
    Humidity40%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover2%
  • Rain drop
    Rain Amount0 in

9 pm

Clear Night Clear
74°
Rain drop 1%
SSE 9 mph
Add

Clear

  • Temperature feels like
    Feels Like74°
  • WindSSE 9 mph
  • Humidity
    Humidity49%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover2%
  • Rain drop
    Rain Amount0 in

10 pm

Clear Night Clear
71°
Rain drop 1%
SSE 8 mph
Add

Clear

  • Temperature feels like
    Feels Like71°
  • WindSSE 8 mph
  • Humidity
    Humidity56%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover0%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Tonight

Clear Night Clear
--/62°
Rain drop 4%
Subtract

Night

62°
Clear Night
Rain drop
4%
S 9 mph

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

  • Humidity
    Humidity58%
  • 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
85°/36°
Rain drop 15%
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Day

85°
Windy
Rain drop
15%
WSW 22 mph

Partly cloudy in the morning then becoming cloudy and windy later in the day. A stray shower or thunderstorm is possible. High near 85F. WSW winds at 5 to 10 mph, increasing to 20 to 30 mph.

  • Humidity
    Humidity50%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:00 am
  • Sunset
    Sunset7:14 pm

Night

36°
Windy
Mixed precipitation
3%
N 22 mph

Partly cloudy skies. Gusty winds early. Low 36F. N winds at 20 to 30 mph, decreasing to 10 to 15 mph.

  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:44 am
  • Moonset
    Moonset--
  • Moon Phase - Day 4 Waxing Crescent

Mon 23

Partly Cloudy Day Partly Cloudy
56°/36°
Rain drop 3%
Add

Day

56°
Partly Cloudy Day
Rain drop
3%
NE 11 mph

Intervals of clouds and sunshine. High 56F. Winds NE at 10 to 15 mph.

  • Humidity
    Humidity46%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:59 am
  • Sunset
    Sunset7:15 pm

Night

36°
Partly Cloudy Night
Mixed precipitation
3%
E 8 mph

Cloudy skies early will become partly cloudy later at night. Low 36F. Winds E at 5 to 10 mph.

  • Humidity
    Humidity52%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise9:27 am
  • Moonset
    Moonset12:02 am
  • Moon Phase - Day 5 Waxing Crescent

Tue 24

Partly Cloudy Day Partly Cloudy
65°/44°
Rain drop 3%
Add

Day

65°
Partly Cloudy Day
Rain drop
3%
SE 9 mph

Partly to mostly cloudy. High near 65F. Winds SE at 5 to 10 mph.

  • Humidity
    Humidity44%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:57 am
  • Sunset
    Sunset7:16 pm

Night

44°
Partly Cloudy Night
Rain drop
3%
SE 8 mph

Partly to mostly cloudy. Low 44F. Winds SE at 5 to 10 mph.

  • Humidity
    Humidity52%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:20 am
  • Moonset
    Moonset1:16 am
  • Moon Phase - Day 6 Waxing Crescent
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