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 St Catharines Weather Forecast Summary |
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Today
Nov 13th
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Friday
Nov 14th
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Saturday
Nov 15th
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Sunday
Nov 16th
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Monday
Nov 17th
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Cloudy |
Cloudy |
Cloudy |
Mix of rain and snow |
Mostly Sunny |
7°C
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7°C
2°C |
13°C
5°C |
6°C
1°C |
5°C
0°C |
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| St Catharines Detailed Weather Forecast |
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| Thursday, November 13th, 2025 |
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Morning |
Temperature: 6°C |
| Sunny with cloudy periods with a chance of showers. Windy at times. |
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Afternoon |
Temperature: 5°C |
| Cloudy with a chance of showers. Windy at times. |
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Evening |
Temperature: 3°C |
| Clear with cloudy periods with a slight chance of showers. Showers possibly mixed with wet flurries. |
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| Friday, November 14th, 2025 |
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Overnight |
Temperature: 2°C |
| Cloudy. |
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Morning |
Temperature: 6°C |
| Cloudy. |
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Afternoon |
Temperature: 6°C |
| Cloudy. |
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Evening |
Temperature: 5°C |
| Cloudy. |
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| Saturday, November 15th, 2025 |
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Overnight |
Temperature: 5°C |
| Cloudy. |
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Morning |
Temperature: 8°C |
| Cloudy. |
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Afternoon |
Temperature: 12°C |
| Cloudy with a slight chance of showers. Windy at times. |
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Evening |
Temperature: 11°C |
| Cloudy with a chance of showers. Windy at times. |
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| Sunday, November 16th, 2025 |
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Overnight |
Temperature: 6°C |
| Cloudy with showers likely. Windy at times. |
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Morning |
Temperature: 5°C |
| Cloudy with a chance of showers. Windy at times. |
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Afternoon |
Temperature: 4°C |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy at times. |
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Evening |
Temperature: 2°C |
| Cloudy with a chance of showers or wet flurries. Windy at times. |
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| Monday, November 17th, 2025 |
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Overnight |
Temperature: 1°C |
| A mix of cloudy and clear skies. Windy at times. |
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Morning |
Temperature: 4°C |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 3°C |
| Sunny. Windy at times. |
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Evening |
Temperature: 2°C |
| Clear with cloudy periods. Windy at times. |
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| Tuesday, November 18th, 2025 |
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Overnight |
Temperature: 1°C |
| Clear. |
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Morning |
Temperature: 5°C |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 4°C |
| Cloudy. |
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Evening |
Temperature: 3°C |
| Cloudy. |
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| Wednesday, November 19th, 2025 |
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Overnight |
Temperature: 1°C |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 5°C |
| Cloudy. |
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Afternoon |
Temperature: 5°C |
| Sunny. |
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Evening |
Temperature: 3°C |
| A mix of cloudy and clear skies. |
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| Thursday, November 20th, 2025 |
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Overnight |
Temperature: 2°C |
| Cloudy. |
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Morning |
Temperature: 5°C |
| Cloudy. |
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Afternoon |
Temperature: 5°C |
| Cloudy with a chance of showers. |
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Evening |
Temperature: 5°C |
| Cloudy with a few showers. |
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| Friday, November 21st, 2025 |
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Overnight |
Temperature: 5°C |
| Cloudy with a few showers. Windy at times. |
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Morning |
Temperature: 4°C |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. |
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Afternoon |
Temperature: 4°C |
| Cloudy. |
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Evening |
Temperature: 3°C |
| Cloudy. |
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