 |
 Current St Catharines Weather Conditions |
Updated June 17th at 4:00 pm |
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| Mostly Cloudy |
| Temperature: | 27°C |
Dew Point: | 19°C |
| Barometer: | 101 kPa |
Wind: | N 17 Km/h |
| Humidity: | 61.6% |
Visibility: | 0 Km |
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| St Catharines Weather Forecast Summary |
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Today
Jun 17th
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Wednesday
Jun 18th
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Thursday
Jun 19th
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Friday
Jun 20th
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Saturday
Jun 21st
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Cloudy |
Cloudy |
Showers |
Cloudy |
Thundershowers |
27°C
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28°C
19°C |
24°C
17°C |
24°C
16°C |
29°C
18°C |
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| St Catharines Detailed Weather Forecast |
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| Tuesday, June 17th, 2025 |
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Afternoon |
Temperature: 24°C |
| Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 20°C |
| Cloudy. |
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| Wednesday, June 18th, 2025 |
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Overnight |
Temperature: 20°C |
| Clear with cloudy periods with a chance of showers. |
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Morning |
Temperature: 27°C |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 25°C |
| Sunny with cloudy periods with a chance of showers or thundershowers. Windy at times. |
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Evening |
Temperature: 22°C |
| Cloudy with a chance of showers or thundershowers. Windy at times. |
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| Thursday, June 19th, 2025 |
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Overnight |
Temperature: 21°C |
| Cloudy with showers likely. Windy at times. |
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Morning |
Temperature: 20°C |
| Cloudy with showers likely. Windy at times. |
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Afternoon |
Temperature: 23°C |
| Cloudy. |
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Evening |
Temperature: 17°C |
| Clear with cloudy periods. |
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| Friday, June 20th, 2025 |
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Overnight |
Temperature: 17°C |
| Clear with cloudy periods. |
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Morning |
Temperature: 24°C |
| Sunny with a slight chance of showers or thundershowers. Windy at times. |
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Afternoon |
Temperature: 22°C |
| Cloudy with a chance of showers or thundershowers. Windy at times. |
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Evening |
Temperature: 19°C |
| Cloudy with a chance of showers. |
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| Saturday, June 21st, 2025 |
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Overnight |
Temperature: 19°C |
| Cloudy with showers likely. Windy at times. |
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Morning |
Temperature: 27°C |
| Cloudy. Slight chance of a thunderstorm. 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 |
| A mix of cloudy and clear skies. Windy at times. |
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| Sunday, June 22nd, 2025 |
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Overnight |
Temperature: 23°C |
| Clear. Windy at times. |
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Morning |
Temperature: 27°C |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 27°C |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 23°C |
| Clear. Slight chance of a thunderstorm. |
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| Monday, June 23rd, 2025 |
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Overnight |
Temperature: 23°C |
| Clear. Chance of a thunderstorm. |
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Morning |
Temperature: 30°C |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 28°C |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 22°C |
| Clear. Slight chance of a thunderstorm. |
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| Tuesday, June 24th, 2025 |
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Overnight |
Temperature: 23°C |
| Clear. Slight chance of a thunderstorm. |
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Morning |
Temperature: 31°C |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 29°C |
| Sunny with cloudy periods. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 23°C |
| Mostly clear. |
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| Wednesday, June 25th, 2025 |
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Overnight |
Temperature: 23°C |
| Cloudy. Slight chance of a thunderstorm. |
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Morning |
Temperature: 31°C |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 29°C |
| Sunny. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 23°C |
| Clear with cloudy periods. Slight chance of a thunderstorm. |
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