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 Alton Weather Forecast Summary |
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Today
Dec 21st
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Monday
Dec 22nd
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Tuesday
Dec 23rd
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Wednesday
Dec 24th
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Thursday
Dec 25th
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Cloudy |
Cloudy |
Cloudy |
Sunny |
Sunny |
40°C
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39°C
25°C |
30°C
23°C |
37°C
22°C |
36°C
23°C |
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| Alton Detailed Weather Forecast |
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| Sunday, December 21st, 2025 |
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Afternoon |
Temperature: 38°C |
| Mostly sunny. Windy. |
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Evening |
Temperature: 30°C |
| Cloudy. Wind 30 to 50 km/h. |
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| Monday, December 22nd, 2025 |
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Overnight |
Temperature: 26°C |
| Cloudy. Windy. |
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Morning |
Temperature: 37°C |
| A mix of cloud and sun. Windy. |
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Afternoon |
Temperature: 36°C |
| Cloudy. Windy. |
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Evening |
Temperature: 26°C |
| Cloudy with a chance of showers. Windy at times. |
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| Tuesday, December 23rd, 2025 |
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Overnight |
Temperature: 24°C |
| Cloudy with a chance of showers. |
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Morning |
Temperature: 29°C |
| Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy. |
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Afternoon |
Temperature: 29°C |
| Sunny with cloudy periods with a chance of showers. Windy at times. |
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Evening |
Temperature: 24°C |
| Clear. Windy at times. |
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| Wednesday, December 24th, 2025 |
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Overnight |
Temperature: 24°C |
| Clear. |
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Morning |
Temperature: 34°C |
| Sunny. |
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Afternoon |
Temperature: 35°C |
| Sunny. Windy. |
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Evening |
Temperature: 26°C |
| Clear. |
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| Thursday, December 25th, 2025 |
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Overnight |
Temperature: 25°C |
| Clear. |
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Morning |
Temperature: 35°C |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 33°C |
| Sunny. Windy. |
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Evening |
Temperature: 25°C |
| Clear. Windy at times. |
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| Friday, December 26th, 2025 |
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Overnight |
Temperature: 23°C |
| Clear. Slight chance of a thunderstorm. Windy at times. |
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Morning |
Temperature: 33°C |
| Sunny. |
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Afternoon |
Temperature: 35°C |
| Sunny with cloudy periods. Windy at times. |
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Evening |
Temperature: 25°C |
| Cloudy with a chance of showers or thundershowers. Windy. |
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| Saturday, December 27th, 2025 |
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Overnight |
Temperature: 23°C |
| Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy. |
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Morning |
Temperature: 32°C |
| Cloudy. Chance of a thunderstorm. Windy. |
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Afternoon |
Temperature: 31°C |
| Cloudy with a slight chance of showers or thundershowers. Wind 30 to 50 km/h. |
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Evening |
Temperature: 23°C |
| Cloudy with a chance of showers. Wind 30 to 50 km/h. |
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| Sunday, December 28th, 2025 |
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Overnight |
Temperature: 21°C |
| Cloudy with a chance of showers. Windy. |
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Morning |
Temperature: 31°C |
| Sunny. Windy. |
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Afternoon |
Temperature: 30°C |
| Cloudy. Windy. |
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Evening |
Temperature: 24°C |
| A mix of cloudy and clear skies. Windy. |
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| Monday, December 29th, 2025 |
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Overnight |
Temperature: 21°C |
| Clear. Windy. |
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Morning |
Temperature: 30°C |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 32°C |
| Sunny. Windy at times. |
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Evening |
Temperature: 23°C |
| Cloudy. Wind 30 to 50 km/h. |
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