St. Catharines 15 Day Weather Forecast

2 week weather for St. Catharines

Sunday 17th August 2025 09:19 AM

15 Day Weather Forecast St. Catharines
Time Weather Temp Cloud Wind

Sun 17th Aug

Time Weather Temp Cloud Wind
02:00 Partly cloudy night 24 °C 56% 11 mph
05:00 Cloudy with heavy rain night 23 °C 100% 16 mph
08:00 Cloudy with heavy rain 23 °C 100% 11 mph
11:00 Cloudy with heavy rain 24 °C 65% 11 mph
14:00 Heavy rain showers 21 °C 71% 23 mph
17:00 White cloud 21 °C 100% 16 mph
20:00 Partly cloudy night 21 °C 70% 11 mph
23:00 Clear sky night 18 °C 0% 9 mph

Mon 18th Aug

Time Weather Temp Cloud Wind
02:00 Clear sky night 19 °C 0% 11 mph
05:00 Partly cloudy night 19 °C 17% 16 mph
08:00 White cloud 19 °C 34% 16 mph
11:00 Sunny intervals 20 °C 12% 18 mph
14:00 White cloud 20 °C 50% 20 mph
17:00 White cloud 22 °C 99% 18 mph
20:00 Partly cloudy night 22 °C 61% 14 mph
23:00 Partly cloudy night 19 °C 66% 14 mph

Tue 19th Aug

Time Weather Temp Cloud Wind
02:00 Partly cloudy night 18 °C 56% 11 mph
05:00 Partly cloudy night 18 °C 26% 14 mph
08:00 White cloud 19 °C 51% 9 mph
11:00 White cloud 22 °C 90% 11 mph
14:00 White cloud 23 °C 95% 16 mph
17:00 White cloud 22 °C 100% 16 mph
20:00 Partly cloudy night 22 °C 100% 18 mph
23:00 Partly cloudy night 22 °C 99% 16 mph

Wed 20th Aug

Time Weather Temp Cloud Wind
02:00 Partly cloudy night 22 °C 100% 9 mph
05:00 Partly cloudy night 21 °C 84% 7 mph
08:00 White cloud 22 °C 68% 5 mph
11:00 White cloud 23 °C 100% 5 mph
14:00 White cloud 23 °C 86% 14 mph
17:00 White cloud 22 °C 52% 18 mph
20:00 Partly cloudy night 21 °C 57% 16 mph
23:00 Cloudy with heavy rain night 21 °C 85% 18 mph

Thu 21st Aug

Time Weather Temp Cloud Wind
02:00 Cloudy with heavy rain night 20 °C 92% 16 mph
05:00 Cloudy with heavy rain night 20 °C 100% 14 mph
08:00 Cloudy with heavy rain 20 °C 100% 14 mph
11:00 Heavy rain showers 20 °C 100% 14 mph
14:00 Heavy rain showers 21 °C 89% 11 mph
17:00 Sunny 23 °C 4% 7 mph
20:00 Clear sky night 23 °C 2% 7 mph
23:00 Clear sky night 22 °C 0% 7 mph

Fri 22nd Aug

Time Weather Temp Cloud Wind
02:00 Clear sky night 20 °C 1% 9 mph
05:00 Clear sky night 20 °C 3% 7 mph
08:00 Sunny 20 °C 8% 5 mph
11:00 Sunny 23 °C 0% 2 mph
14:00 Sunny 24 °C 1% 7 mph
17:00 White cloud 27 °C 54% 7 mph
20:00 Partly cloudy night 26 °C 61% 11 mph
23:00 Partly cloudy night 24 °C 49% 14 mph

Sat 23rd Aug

Time Weather Temp Cloud Wind
02:00 Partly cloudy night 23 °C 65% 14 mph
05:00 Partly cloudy night 23 °C 85% 16 mph
08:00 White cloud 24 °C 87% 16 mph
11:00 Heavy rain showers 26 °C 92% 11 mph
14:00 Heavy rain showers 24 °C 67% 18 mph
17:00 Cloudy with heavy rain 24 °C 80% 9 mph
20:00 Heavy rain showers night 26 °C 53% 16 mph
23:00 Partly cloudy night 22 °C 63% 16 mph

Sun 24th Aug

Time Weather Temp Cloud Wind
02:00 Partly cloudy night 21 °C 81% 14 mph
05:00 Partly cloudy night 20 °C 79% 14 mph
08:00 White cloud 18 °C 50% 16 mph
11:00 Sunny 19 °C 2% 14 mph
14:00 Sunny intervals 20 °C 20% 9 mph
17:00 White cloud 21 °C 64% 2 mph
20:00 Partly cloudy night 22 °C 58% 14 mph
23:00 Clear sky night 20 °C 8% 20 mph

Mon 25th Aug

Time Weather Temp Cloud Wind
02:00 Partly cloudy night 20 °C 30% 18 mph
05:00 Clear sky night 19 °C 4% 16 mph
08:00 Sunny 19 °C 3% 14 mph
11:00 Sunny 20 °C 0% 14 mph
14:00 Sunny 21 °C 0% 7 mph
17:00 Sunny 22 °C 0% 2 mph
20:00 Clear sky night 22 °C 0% 0 mph
23:00 Clear sky night 20 °C 0% 14 mph

Tue 26th Aug

Time Weather Temp Cloud Wind
02:00 Clear sky night 19 °C 0% 5 mph
05:00 Clear sky night 17 °C 0% 9 mph
08:00 Sunny 17 °C 0% 7 mph
11:00 Sunny 20 °C 0% 7 mph
14:00 Sunny 22 °C 0% 14 mph
17:00 Sunny 22 °C 0% 14 mph
20:00 Clear sky night 22 °C 0% 9 mph

Wed 27th Aug

Time Weather Temp Cloud Wind
08:00 Sunny 18 °C 2% 5 mph
20:00 Sunny intervals 23 °C 20% 9 mph

Thu 28th Aug

Time Weather Temp Cloud Wind
08:00 Sunny 20 °C 0% 7 mph
20:00 Clear sky night 25 °C 0% 9 mph

Fri 29th Aug

Time Weather Temp Cloud Wind
08:00 Sunny 21 °C 0% 7 mph
20:00 Partly cloudy night 24 °C 65% 11 mph

Sat 30th Aug

Time Weather Temp Cloud Wind
08:00 White cloud 22 °C 100% 14 mph
20:00 Extreme rain night 26 °C 88% 7 mph

Sun 31st Aug

Time Weather Temp Cloud Wind
08:00 White cloud 23 °C 54% 2 mph
20:00 Sunny intervals 25 °C 23% 5 mph

Mon 1st Sep

Time Weather Temp Cloud Wind
08:00 Sunny 23 °C 1% 9 mph
20:00 Clear sky night 25 °C 0% 20 mph

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St. Catharines weather stats

St. Catharines weather statistics
Hottest month: December °C 32°F
Driest month: December mm 0ins
Sunniest month: December hrs
Coldest month: December °C 32°F
Wettest month: December mm 0ins
Map showing location of St. Catharines (43.16681, -79.24958) St. Catharines map pin © Google

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Map showing location of St. Catharines (43.16681, -79.24958) St. Catharines map pin © Google

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