Home   Weather   Canada   St. Catharines
Flag for Canada

Weather in St. Catharines, Ontario, Canada

Now
21 °F

Cold.


Feels Like: 14 °F
Forecast: 34 / 17 °F
Wind: 5 mph from West

Location: Burlington Piers
Current Time: Dec 9, 2025 at 1:15:17 am
Latest Report: Dec 9, 2025 at 12:00 am
Visibility: N/A
Pressure: 30.28 "Hg
Humidity: 55%
Dew Point: 7 °F
Location of St. CatharinesLocation

Upcoming 5 hours

Now2:00 am3:00 am4:00 am5:00 am6:00 am
21 °F18 °F18 °F18 °F18 °F18 °F

See more hour-by-hour weather

Forecast for the next 48 hours

Scroll right to see more
 TuesdayWednesday
 NightMorningAfternoonEveningNightMorningAfternoon
Forecast
Temperature18 °F22 °F31 °F32 °F34 °F36 °F38 °F
Clear.Overcast.Snow. Overcast.Moderate snow. Overcast.Snow. Overcast.Light snow. Overcast.Light mixture of precip. Overcast.
Feels Like7 °F9 °F18 °F20 °F25 °F28 °F31 °F
Wind Speed8 mph14 mph22 mph20 mph11 mph12 mph9 mph
Wind DirectionSSE
S
SSW
SW
SSW
S
WSW
Humidity74%70%74%91%89%90%85%
Dew Point11 °F14 °F24 °F30 °F31 °F33 °F34 °F
Visibility5 mi7 mi2 mi2 mi2 mi0 mi0 mi
Probability of Precipitation0%0%18%25%39%48%60%
Amount of Rain0.00"0.00"0.00"0.00"0.00"0.17"0.10"
Amount of Snow0.00"0.00"0.50"0.81"0.52"0.28"0.02"
* Updated Monday, December 8, 2025 8:42:38 pm St. Catharines time - Weather by CustomWeather, © 2025

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Cold. 26 / 15 °F
Humidity: 58%. Wind: 6 mph from West

More weather last week

Currently at nearby stations

21 °F

Toronto Island Airport: (33 mi)

Clear. (1 hour ago)

12 °F

Hamilton Airport: (35 mi)

Passing clouds. (1 hour ago)

18 °F

Toronto Pearson International Airport: (39 mi)

Passing clouds. (1 hour ago)

More weather in Canada

Forecast for the next 2 weeks

Scroll right to see more
SunMonTueWedThuFriSat
7
8

View historic weather

24
25
26
27

Detailed forecast for 14 days