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Canada › Ontario › St. Catharines › Hourly Weather

St. Catharines, ON Hourly Weather

Yellow warningSmall Craft · in effect until 5:00 PM · +1 moreDetails

Next 48 hours

Today →
  • Now16°9%SW 26 km/h
  • 10 AM16°20%SW 40 km/h
  • 11 AM17°20%SW 40 km/h
  • 12 PM17°20%SW 40 km/h
  • 1 PM18°10%SW 40 km/h
  • 2 PM17°10%SW 40 km/h
  • 3 PM16°10%SW 40 km/h
  • 4 PM15°10%W 30 km/h
  • 5 PM15°10%W 30 km/h
  • 6 PM15°60%W 30 km/h
  • 7 PM15°60%W 30 km/h
  • 8 PM14°60%W 30 km/h
  • 9 PM14°60%W 30 km/h
  • 10 PM13°60%NW 10 km/h
  • 11 PM13°60%NW 10 km/h
  • Fri
  • 12 AM13°60%NW 10 km/h
  • 1 AM13°60%NW 10 km/h
  • 2 AM13°60%NW 10 km/h
  • 3 AM12°60%NW 10 km/h
  • 4 AM12°70%SW 5 km/h
  • 5 AM11°70%SW 5 km/h
  • 6 AM11°70%SW 5 km/h
  • 7 AM10°70%SW 5 km/h
  • 8 AM10°70%W 5 km/h
  • 9 AM11°70%W 5 km/h
  • 10 AM13°43%W 4 km/h
  • 11 AM13°29%W 3 km/h
  • 12 PM14°23%W 10 km/h
  • 1 PM13°28%W 8 km/h
  • 2 PM13°25%SW 3 km/h
  • 3 PM14°22%SE 1 km/h
  • 4 PM13°25%W 3 km/h
  • 5 PM13°46%SE 6 km/h
  • 6 PM13°35%S 7 km/h
  • 7 PM12°53%SW 5 km/h
  • 8 PM12°65%SE 5 km/h
  • 9 PM12°63%S 5 km/h
  • 10 PM11°51%W 16 km/h
  • 11 PM11°63%SW 27 km/h
  • Sat
  • 12 AM10°34%SW 25 km/h
  • 1 AM9°73%W 17 km/h
  • 2 AM10°64%SW 20 km/h
  • 3 AM10°68%SW 19 km/h
  • 4 AM9°67%SW 18 km/h
  • 5 AM9°39%SW 20 km/h
  • 6 AM9°33%W 19 km/h
  • 7 AM8°76%W 15 km/h
  • 8 AM9°60%W 18 km/h

Hour by hour · St. Catharines

14-day →
TimeWeatherTempFeelsPrecipWindHumidityUV
Thursday, November 5
9 AM Sunny 16° 11° 9% SW 26 km/h 78% 1
10 AM Partly cloudy 16° 16° 20% SW 40 km/h 74% 1
11 AM Partly cloudy 17° 17° 20% SW 40 km/h 67% 1
12 PM Mostly sunny 17° 17° 20% SW 40 km/h 65% 1
1 PM Sunny 18° 18° 10% SW 40 km/h 63% 2
2 PM Sunny 17° 17° 10% SW 40 km/h 65% 1
3 PM Sunny 16° 16° 10% SW 40 km/h 64% 1
4 PM Mostly sunny 15° 15° 10% W 30 km/h 67% 0
5 PM Partly cloudy 15° 15° 10% W 30 km/h 66% 0
6 PM Partly cloudy 15° 15° 60% W 30 km/h 67% 0
7 PM Partly cloudy 15° 15° 60% W 30 km/h 69% 0
8 PM Partly cloudy 14° 14° 60% W 30 km/h 67% 0
9 PM Partly cloudy 14° 14° 60% W 30 km/h 67% 0
10 PM Partly cloudy 13° 13° 60% NW 10 km/h 73% 0
11 PM Partly cloudy 13° 13° 60% NW 10 km/h 69% 0
Friday, November 6
12 AM Partly cloudy 13° 13° 60% NW 10 km/h 70% 0
1 AM Partly cloudy 13° 13° 60% NW 10 km/h 77% 0
2 AM Partly cloudy 13° 13° 60% NW 10 km/h 74% 0
3 AM Partly cloudy 12° 12° 60% NW 10 km/h 73% 0
4 AM Partly cloudy 12° 12° 70% SW 5 km/h 79% 0
5 AM Partly cloudy 11° 11° 70% SW 5 km/h 72% 0
6 AM Partly cloudy 11° 11° 70% SW 5 km/h 72% 0
7 AM Partly cloudy 10° 10° 70% SW 5 km/h 81% 0
8 AM Partly cloudy 10° 10° 70% · 0.2 mm W 5 km/h 76% 0
9 AM Showers 11° 11° 70% · 0.7 mm W 5 km/h 80% 1
10 AM Partly cloudy 13° 12° 43% · 0.2 mm W 4 km/h 82% 0
11 AM Partly cloudy 13° 13° 29% W 3 km/h 79% 0
12 PM Partly cloudy 14° 12° 23% W 10 km/h 76% 0
1 PM Partly cloudy 13° 11° 28% W 8 km/h 82% 0
2 PM Partly cloudy 13° 13° 25% SW 3 km/h 77% 0
3 PM Partly cloudy 14° 13° 22% SE 1 km/h 76% 0
4 PM Partly cloudy 13° 12° 25% W 3 km/h 78% 0
5 PM Partly cloudy 13° 12° 46% · 0.2 mm SE 6 km/h 79% 0
6 PM Partly cloudy 13° 12° 35% · 0.1 mm S 7 km/h 81% 0
7 PM Drizzle 12° 12° 53% · 0.3 mm SW 5 km/h 82% 0
8 PM Drizzle 12° 12° 65% · 0.5 mm SE 5 km/h 87% 0
9 PM Drizzle 12° 12° 63% · 0.4 mm S 5 km/h 89% 0
10 PM Partly cloudy 11° 8° 51% · 0.2 mm W 16 km/h 88% 0
11 PM Drizzle 11° 7° 63% · 0.4 mm SW 27 km/h 92% 0
Saturday, November 7
12 AM Partly cloudy 10° 7° 34% SW 25 km/h 88% 0
1 AM Light rain 9° 7° 73% · 1 mm W 17 km/h 87% 0
2 AM Drizzle 10° 7° 64% · 0.5 mm SW 20 km/h 87% 0
3 AM Drizzle 10° 7° 68% · 0.6 mm SW 19 km/h 87% 0
4 AM Light rain 9° 6° 67% · 0.9 mm SW 18 km/h 85% 0
5 AM Partly cloudy 9° 6° 39% · 0.1 mm SW 20 km/h 86% 0
6 AM Partly cloudy 9° 7° 33% W 19 km/h 85% 0
7 AM Light rain 8° 6° 76% · 2 mm W 15 km/h 85% 0
8 AM Drizzle 9° 7° 60% · 0.4 mm W 18 km/h 85% 0

Weather map — St. Catharines

St. Catharines →
Forecast: Environment and Climate Change Canada (St. Catharines - Grimsby - Northern Niagara Region), issued 5:00 AM · Days 8–14: WeatherAPI.com · weather.gc.ca · 43.1713°N, 79.2427°W · Elevation 102 m · Population 136,803 · Time zone America/Toronto