 |
 St Catharines Weather Forecast Summary |
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Today
Aug 8th
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Saturday
Aug 9th
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Sunday
Aug 10th
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Monday
Aug 11th
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Tuesday
Aug 12th
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Cloudy |
Cloudy |
Cloudy |
Sunny |
Mix of Cloud and Sun |
31°C
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32°C
20°C |
33°C
22°C |
34°C
22°C |
35°C
24°C |
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| St Catharines Detailed Weather Forecast |
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| Friday, August 8th, 2025 |
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Morning |
Temperature: 28°C |
| Sunny. |
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Afternoon |
Temperature: 29°C |
| Mostly sunny. |
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Evening |
Temperature: 23°C |
| Cloudy. |
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| Saturday, August 9th, 2025 |
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Overnight |
Temperature: 21°C |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 30°C |
| A mix of sun and cloud. Windy at times. |
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Afternoon |
Temperature: 30°C |
| A mix of cloud and sun. |
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Evening |
Temperature: 24°C |
| Cloudy. |
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| Sunday, August 10th, 2025 |
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Overnight |
Temperature: 23°C |
| Cloudy. |
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Morning |
Temperature: 31°C |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 31°C |
| Sunny. Windy at times. |
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Evening |
Temperature: 24°C |
| Clear. |
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| Monday, August 11th, 2025 |
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Overnight |
Temperature: 23°C |
| Clear. |
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Morning |
Temperature: 32°C |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 31°C |
| Sunny. |
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Evening |
Temperature: 25°C |
| Clear. |
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| Tuesday, August 12th, 2025 |
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Overnight |
Temperature: 25°C |
| Clear. |
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Morning |
Temperature: 33°C |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 32°C |
| A mix of cloud and sun. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 25°C |
| Clear with cloudy periods. Slight chance of a thunderstorm. |
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| Wednesday, August 13th, 2025 |
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Overnight |
Temperature: 22°C |
| A mix of cloudy and clear skies with showers likely. Slight chance of a thunderstorm. |
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Morning |
Temperature: 24°C |
| Cloudy with a chance of showers or thundershowers. Windy at times. |
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Afternoon |
Temperature: 27°C |
| A mix of cloud and sun. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 23°C |
| Cloudy with a chance of showers or thundershowers. |
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| Thursday, August 14th, 2025 |
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Overnight |
Temperature: 23°C |
| Cloudy with showers likely. Chance of a thunderstorm. |
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Morning |
Temperature: 28°C |
| Cloudy. Chance of a thunderstorm. |
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Afternoon |
Temperature: 27°C |
| Cloudy with a slight chance of showers or thundershowers. |
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Evening |
Temperature: 23°C |
| Cloudy. Chance of a thunderstorm. |
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| Friday, August 15th, 2025 |
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Overnight |
Temperature: 23°C |
| Clear. Chance of a thunderstorm. |
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Morning |
Temperature: 31°C |
| Sunny. Chance of a thunderstorm. |
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Afternoon |
Temperature: 30°C |
| Sunny. Chance of a thunderstorm. |
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Evening |
Temperature: 25°C |
| Clear. |
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| Saturday, August 16th, 2025 |
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Overnight |
Temperature: 24°C |
| Clear. |
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Morning |
Temperature: 34°C |
| Sunny. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 34°C |
| Sunny. Slight chance of a thunderstorm. |
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Evening |
Temperature: 27°C |
| A mix of cloudy and clear skies. |
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