10-Day Weather Forecast for Alton, Illinois 62002 - The Weather Channel | weather.com
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10 Day Weather-

As of 2:53 am CDT

Tonight

Clear Night Clear
--/50°
Rain drop 2%
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Night

50°
Clear Night
Rain drop
2%
ENE 4 mph

Clear skies. Low near 50F. Winds light and variable.

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  • Humidity
    Humidity66%
  • 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
85°/36°
Rain drop 18%
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Day

85°
Windy
Rain drop
18%
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
    Humidity49%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:00 am
  • Sunset
    Sunset7:14 pm

Night

36°
Windy
Mixed precipitation
24%
N 22 mph

A few clouds from time to time. Gusty winds diminishing after midnight. Low 36F. 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%
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Day

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

A mix of clouds and sun early, then becoming cloudy later in the day. 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

Overcast. 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

Tue 24

Partly Cloudy Day Partly Cloudy
63°/44°
Rain drop 2%
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Day

63°
Partly Cloudy Day
Rain drop
2%
SSE 9 mph

Partly cloudy. High 63F. Winds SSE at 5 to 10 mph.

  • Humidity
    Humidity47%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:57 am
  • Sunset
    Sunset7:16 pm

Night

44°
Cloudy
Rain drop
9%
SE 8 mph

Cloudy. Low 44F. Winds SE at 5 to 10 mph.

  • Humidity
    Humidity58%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:19 am
  • Moonset
    Moonset1:16 am
  • Moon Phase - Day 6 Waxing Crescent

Wed 25

Partly Cloudy Day AM Clouds/PM Sun
76°/56°
Rain drop 9%
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Day

76°
Partly Cloudy Day
Rain drop
9%
SSE 11 mph

Cloudy skies early will become partly cloudy later in the day. High 76F. Winds SSE at 10 to 15 mph.

  • Humidity
    Humidity51%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:56 am
  • Sunset
    Sunset7:17 pm

Night

56°
Scattered Showers Night
Rain drop
36%
S 10 mph

Rain showers early with clearing later at night. Low 56F. Winds S at 5 to 10 mph. Chance of rain 40%.

  • Humidity
    Humidity68%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:22 am
  • Moonset
    Moonset2:24 am
  • Moon Phase - Day 7 First Quarter

Thu 26

Partly Cloudy Day Partly Cloudy
85°/45°
Rain drop 24%
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Day

85°
Partly Cloudy Day
Rain drop
24%
SW 14 mph

Sunshine and clouds mixed. High around 85F. Winds SW at 10 to 20 mph.

  • Humidity
    Humidity56%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:54 am
  • Sunset
    Sunset7:18 pm

Night

45°
Scattered Thunderstorms Night
Rain drop
46%
N 13 mph

Scattered thunderstorms during the evening, then partly cloudy overnight. Low near 45F. Winds N at 10 to 20 mph. Chance of rain 50%.

  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:32 pm
  • Moonset
    Moonset3:19 am
  • Moon Phase - Day 8 Waxing Gibbous

Fri 27

Showers Showers
56°/36°
Rain drop 49%
Add

Day

56°
Showers
Rain drop
49%
NNE 13 mph

Overcast with rain showers at times. High 56F. Winds NNE at 10 to 20 mph. Chance of rain 50%.

  • Humidity
    Humidity53%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:53 am
  • Sunset
    Sunset7:19 pm

Night

36°
Scattered Showers Night
Rain drop
41%
NNE 10 mph

Showers in the evening with some clearing overnight. Low 36F. Winds NNE at 10 to 15 mph. Chance of rain 40%.

  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise1:44 pm
  • Moonset
    Moonset4:05 am
  • Moon Phase - Day 9 Waxing Gibbous

Sat 28

Mostly Cloudy Day Mostly Cloudy
58°/39°
Rain drop 9%
Add

Day

58°
Mostly Cloudy Day
Rain drop
9%
ENE 10 mph

Considerable cloudiness. High 58F. Winds ENE at 10 to 15 mph.

  • Humidity
    Humidity47%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:51 am
  • Sunset
    Sunset7:20 pm

Night

39°
Mostly Cloudy Night
Mixed precipitation
11%
E 8 mph

Mostly cloudy. Low 39F. Winds E at 5 to 10 mph.

  • Humidity
    Humidity54%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise2:56 pm
  • Moonset
    Moonset4:41 am
  • Moon Phase - Day 10 Waxing Gibbous

Sun 29

Partly Cloudy Day Partly Cloudy
67°/48°
Rain drop 15%
Add

Day

67°
Partly Cloudy Day
Rain drop
15%
SSE 12 mph

Partly cloudy. High 67F. Winds SSE at 10 to 15 mph.

  • Humidity
    Humidity43%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:49 am
  • Sunset
    Sunset7:21 pm

Night

48°
Partly Cloudy Night
Rain drop
22%
SSE 10 mph

A few clouds. Low 48F. Winds SSE at 10 to 15 mph.

  • Humidity
    Humidity59%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:06 pm
  • Moonset
    Moonset5:10 am
  • Moon Phase - Day 11 Waxing Gibbous

Mon 30

Partly Cloudy Day Partly Cloudy
76°/55°
Rain drop 24%
Add

Day

76°
Partly Cloudy Day
Rain drop
24%
SSW 14 mph

Partly cloudy skies. High 76F. Winds SSW at 10 to 20 mph.

  • Humidity
    Humidity52%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:48 am
  • Sunset
    Sunset7:22 pm

Night

55°
Showers
Rain drop
35%
S 12 mph

Cloudy with occasional showers. Low near 55F. Winds S at 10 to 15 mph. Chance of rain 40%.

  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:12 pm
  • Moonset
    Moonset5:36 am
  • Moon Phase - Day 12 Waxing Gibbous

Tue 31

Showers Showers
75°/54°
Rain drop 48%
Add

Day

75°
Showers
Rain drop
48%
SSW 15 mph

Cloudy with occasional rain showers. High around 75F. Winds SSW at 10 to 20 mph. Chance of rain 50%.

  • Humidity
    Humidity57%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:46 am
  • Sunset
    Sunset7:23 pm

Night

54°
Showers
Rain drop
59%
S 11 mph

Overcast with rain showers at times. Low 54F. Winds S at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity71%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:17 pm
  • Moonset
    Moonset5:59 am
  • Moon Phase - Day 13 Waxing Gibbous

Wed 01

Showers Showers
70°/51°
Rain drop 59%
Add

Day

70°
Showers
Rain drop
59%
SSW 13 mph

Cloudy with showers. High near 70F. Winds SSW at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity66%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise6:45 am
  • Sunset
    Sunset7:24 pm

Night

51°
Showers
Rain drop
53%
S 11 mph

Considerable cloudiness with occasional rain showers. Low 51F. Winds S at 10 to 15 mph. Chance of rain 50%.

  • Humidity
    Humidity72%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:20 pm
  • Moonset
    Moonset6:21 am
  • Moon Phase - Day 14 Full Moon

Thu 02

Showers Few Showers
68°/51°
Rain drop 34%
Add

Day

68°
Showers
Rain drop
34%
S 13 mph

Cloudy with a few showers. High 68F. Winds S at 10 to 15 mph. Chance of rain 30%.

  • Humidity
    Humidity62%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:43 am
  • Sunset
    Sunset7:25 pm

Night

51°
Showers
Rain drop
57%
SE 10 mph

Cloudy with occasional rain showers. Low 51F. Winds SE at 5 to 10 mph. Chance of rain 60%.

  • Humidity
    Humidity73%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise8:23 pm
  • Moonset
    Moonset6:44 am
  • Moon Phase - Day 15 Full Moon

Fri 03

Showers Showers
70°/51°
Rain drop 57%
Add

Day

70°
Showers
Rain drop
57%
S 11 mph

Cloudy with showers. High near 70F. Winds S at 10 to 15 mph. Chance of rain 60%.

  • Humidity
    Humidity65%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:42 am
  • Sunset
    Sunset7:26 pm

Night

51°
Showers
Rain drop
59%
SSE 8 mph

Considerable cloudiness with occasional rain showers. Low 51F. Winds SSE at 5 to 10 mph. Chance of rain 60%.

  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise9:26 pm
  • Moonset
    Moonset7:07 am
  • Moon Phase - Day 16 Waning Gibbous
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