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Alton Weather forecast

  Sa 18 Su 19 Mo 20 Tu 21 We 22 Th 23 Fr 24 Sa 25
Tmax (°F) 86 84 82 86 69 75 78 77
Tmin (°F) 59 64 64 66 64 53 57 55
morning
24-06
partly fog few clouds clear few clouds various clouds few clouds few clouds few clouds
a.m.
06-12
mostly sunny mostly sunny various clouds mostly sunny various clouds, showers mostly sunny mostly sunny mostly sunny
p.m.
12-18
mostly sunny various clouds various clouds, showers and thunderstorms various clouds, showers and thunderstorms cloudy, showers mostly sunny various clouds various clouds
evening
18-24
few clouds few clouds few clouds various clouds, heavy showers and thunderstorms few clouds few clouds few clouds few clouds
Rain risk 10 % 5 % 60 % 55 % 55 % 5 % 15 % 25 %
Sunshine hours Sunshine hours 15 Sunshine hours 14 Sunshine hours 8 Sunshine hours 13 Sunshine hours 4 Sunshine hours 15 Sunshine hours 13 Sunshine hours 16
(hrs) 7.9 7.2 4.3 6.5 2.2 8.0 6.5 8.0
UV index 7 6 5 7 3 7 6 7
Sunrise
Sunset 
05:45
20:09
05:44
20:10
05:43
20:11
05:43
20:12
05:42
20:12
05:41
20:13
05:41
20:14
05:40
20:15
Wind p.m. BFT: W 2-3 BFT: S 2-3 BFT: S 3 BFT: S 4 BFT: W 3-4 BFT: E 2-3 BFT: SE 3-4 BFT: SW 3
Bft W 2-3 S 2-3 S 3 S 4 W 3-4 E 2-3 SE 3-4 SW 3
Last updated: Sat 18 May 11:00 EDT
Forecast Hazelwood Forecast St Charles Forecast St. Louis Forecast East St. Louis Forecast Ladue Forecast Belleville Forecast Litchfield Forecast O'Fallon Forecast Chesterfield
Nearby Forecast Locations - Alton - Map
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Nearby Forecast Locations - Alton Distance
Hazelwood 30.4 km
St Charles 31.8 km
St. Louis 32.1 km
East St. Louis 38.1 km
Ladue 40.5 km
Belleville 42.7 km
Litchfield 43.3 km
O'Fallon 57.8 km
Chesterfield 59.0 km

Forecast

Alton

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