BETHALTO, IL 62010 Weather Forecast & Current Conditions

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ALTON, IL
Current Weather

10:35 PM CDT JUN 25, 2025
Clear
82°F
Feels Like: 89°F
Dewpoint: 75°F
Rel. Hum.: 79%
Visibility: 10 miles
Wind: S at 6 mph
Pressure: 30.06 inches
Last 72 hours

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BETHALTO, IL 62010
Weather Forecast

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Snow Depth pages
REST OF TONIGHT
Mostly clear. Lows in the mid 70s. South winds around 5 mph.
THURSDAY
Sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 90s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 103.
THURSDAY NIGHT
Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 101 early in the evening.
FRIDAY
Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of rain 50 percent. Heat index values up to 101.
FRIDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
SATURDAY AND SATURDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms. Highs in the lower 90s. Lows in the mid 70s. Chance of rain 50 percent. Heat index values up to 100.
SUNDAY
Partly sunny with a chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 90s. Chance of rain 60 percent. Heat index values up to 100.
SUNDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent.
MONDAY
Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 60 percent. Heat index values up to 100.
MONDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the lower 70s. Chance of rain 50 percent.
TUESDAY
Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.
TUESDAY NIGHT
Partly cloudy. Lows in the upper 60s.
WEDNESDAY
Mostly sunny. A slight chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.

Visible Weather Satellite
BETHALTO, IL 62010
Infrared Weather Satellite
BETHALTO, IL 62010
NEXRAD Weather Radar
BETHALTO, IL 62010

ALTON, IL 3 hourly weather forecast

weather forecast created  6:00 AM MDT  6/25/2025
Wednesday
25 JUN 2025
BETHALTO, IL 62010 weather forecast Day 1, 12 hours 1 PM 91° 99° Partly Cloudy 31%
RAIN
***
0% Thunder
( 41% severe)
SSW   6 54% 72°
High 92° BETHALTO, IL 62010 weather forecast Day 1, 15 hours 4 PM 89° 95° Partly Cloudy SW   6 56% 71°
Partly Cloudy

Chance of Rain

BETHALTO, IL 62010 weather forecast Day 1, 18 hours 7 PM 87° 93° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 24% severe)
SW   7 59% 71°
BETHALTO, IL 62010 weather forecast Day 1, 21 hours 10 PM 80° 84° Partly Cloudy S   3 79% 73°
Thursday
26 JUN 2025
BETHALTO, IL 62010 weather forecast Day 2, 0 hours 1 AM 77° 78° Clear 6%

0% Thunder
( 12% severe)
S   3 87% 73°
Low 75° BETHALTO, IL 62010 weather forecast Day 2, 3 hours 4 AM 75° 75° Partly Cloudy SSW   2 94% 73°
High 94° BETHALTO, IL 62010 weather forecast Day 2, 6 hours 7 AM 76° 76° Partly Cloudy 7%

0% Thunder
( 10% severe)
SSW   3 90% 73°

Partly Cloudy



BETHALTO, IL 62010 weather forecast Day 2, 9 hours 10 AM 85° 92° Clear WSW   7 67% 73°
BETHALTO, IL 62010 weather forecast Day 2, 12 hours 1 PM 90° 96° Partly Cloudy 8%

0% Thunder
( 24% severe)
WSW   8 52% 70°
BETHALTO, IL 62010 weather forecast Day 2, 15 hours 4 PM 92° 97° Partly Cloudy SSW   8 47% 69°
BETHALTO, IL 62010 weather forecast Day 2, 18 hours 7 PM 90° 94° Partly Cloudy 6%

0% Thunder
( 21% severe)
SSW   8 49% 68°
BETHALTO, IL 62010 weather forecast Day 2, 21 hours 10 PM 81° 84° Partly Cloudy SSW   6 67% 69°
Friday
27 JUN 2025
BETHALTO, IL 62010 weather forecast Day 3, 0 hours 1 AM 78° 80° Partly Cloudy 5%

0% Thunder
( 10% severe)
SSW   5 79% 71°
Low 76° BETHALTO, IL 62010 weather forecast Day 3, 3 hours 4 AM 76° 77° Partly Cloudy SW   5 85% 71°
High 90° BETHALTO, IL 62010 weather forecast Day 3, 6 hours 7 AM 77° 79° Partly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 11% severe)
SW   5 82% 71°

Partly Cloudy

Chance of Rain

BETHALTO, IL 62010 weather forecast Day 3, 9 hours 10 AM 83° 88° Partly Cloudy WSW   9 70% 72°
BETHALTO, IL 62010 weather forecast Day 3, 15 hours 1 PM 87° 93° Partly Cloudy 26%
RAIN
<.01 in
0% Thunder
( 48% severe)
WSW   10 59% 71°
BETHALTO, IL 62010 weather forecast Day 3, 18 hours 4 PM 88° 94° Mostly Cloudy W   9 57% 71°
BETHALTO, IL 62010 weather forecast Day 3, 21 hours 7 PM 85° 90° Mostly Cloudy     W   8 61% 70°

ALTON, IL extended weather forecast

Saturday
28 JUN 2025
Sunday
29 JUN 2025
Monday
30 JUN 2025
Tuesday
1 JUL 2025
Wednesday
2 JUL 2025
Low 71° Low 71° Low 71° Low 69° Low 66°
High 91° High 93° High 88° High 86° High 88°
BETHALTO, IL 62010 weather forecast Day 4 BETHALTO, IL 62010 weather forecast Day 5 BETHALTO, IL 62010 weather forecast Day 6 BETHALTO, IL 62010 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
60% Rain
Partly Cloudy
29% Rain
Mostly Cloudy
53% Rain
Mostly Cloudy
36% Rain
Partly Cloudy
27% Rain
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