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 Alton Weather Forecast Summary |
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Today
Dec 19th
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Saturday
Dec 20th
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Sunday
Dec 21st
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Monday
Dec 22nd
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Tuesday
Dec 23rd
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Mix of Cloud and Sun |
Mostly Sunny |
Cloudy |
Showers |
Showers |
36°C
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38°C
27°C |
40°C
27°C |
38°C
23°C |
26°C
21°C |
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| Alton Detailed Weather Forecast |
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| Friday, December 19th, 2025 |
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Morning |
Temperature: 33°C |
| Sunny. |
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Afternoon |
Temperature: 35°C |
| A mix of cloud and sun. |
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Evening |
Temperature: 30°C |
| A mix of cloudy and clear skies. Windy at times. |
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| Saturday, December 20th, 2025 |
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Overnight |
Temperature: 28°C |
| Clear with cloudy periods. Windy at times. |
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Morning |
Temperature: 36°C |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 36°C |
| A mix of cloud and sun. |
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Evening |
Temperature: 31°C |
| Clear with cloudy periods. Windy. |
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| Sunday, December 21st, 2025 |
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Overnight |
Temperature: 28°C |
| Clear. Windy. |
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Morning |
Temperature: 38°C |
| Sunny with cloudy periods. Windy. |
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Afternoon |
Temperature: 37°C |
| Cloudy. Windy at times. |
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Evening |
Temperature: 32°C |
| Cloudy with a chance of showers. Windy at times. |
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| Monday, December 22nd, 2025 |
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Overnight |
Temperature: 28°C |
| A mix of clear and cloudy skies with a chance of showers. Windy. |
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Morning |
Temperature: 36°C |
| Cloudy. Slight chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 26°C |
| Cloudy with sunny periods with showers. Slight chance of a thunderstorm. Windy. |
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Evening |
Temperature: 24°C |
| Cloudy with a few showers. |
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| Tuesday, December 23rd, 2025 |
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Overnight |
Temperature: 22°C |
| Cloudy with a chance of showers. Windy at times. |
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Morning |
Temperature: 22°C |
| Cloudy with showers likely. Windy at times. |
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Afternoon |
Temperature: 25°C |
| A mix of cloud and sun with a chance of showers. Windy at times. |
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Evening |
Temperature: 22°C |
| Clear. |
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| Wednesday, December 24th, 2025 |
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Overnight |
Temperature: 22°C |
| Clear. |
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Morning |
Temperature: 31°C |
| Sunny. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 33°C |
| Sunny. Windy at times. |
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Evening |
Temperature: 27°C |
| A mix of cloudy and clear skies. |
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| Thursday, December 25th, 2025 |
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Overnight |
Temperature: 25°C |
| Cloudy. |
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Morning |
Temperature: 33°C |
| Cloudy. |
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Afternoon |
Temperature: 33°C |
| Cloudy. Windy at times. |
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Evening |
Temperature: 27°C |
| Cloudy. Chance of a thunderstorm. Windy. |
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| Friday, December 26th, 2025 |
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Overnight |
Temperature: 25°C |
| Cloudy. Chance of a thunderstorm. Windy. |
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Morning |
Temperature: 33°C |
| A mix of cloud and sun. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 33°C |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 25°C |
| Clear. Chance of a thunderstorm. Windy. |
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| Saturday, December 27th, 2025 |
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Overnight |
Temperature: 24°C |
| Clear with cloudy periods. Chance of a thunderstorm. Windy at times. |
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Morning |
Temperature: 33°C |
| A mix of cloud and sun. Chance of a thunderstorm. |
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Afternoon |
Temperature: 34°C |
| Cloudy. |
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Evening |
Temperature: 25°C |
| Cloudy with a chance of showers. Wind 30 to 50 km/h. |
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