Ontario

St. Catharines

277Sunny Days/yr
58°FAvg High Temp
Loading Weather
View on MapPopulation137kCenter elevation335 ft
Quick Read

Long cold season, with rain spread fairly evenly through the year. Winter is not just a brief interruption. Noticeable daylight swing. Snow is a real part of winter.

Long winterEven rainfallNoticeable daylight swing
Place

Where It Is

Location Context
St. Catharines, Ontario
Canada
Latitude43.17°
Longitude-79.24°
Population137k
Center elevation335 ft
Open in Google MapsView Larger

Province / Region Context

Regional Municipality of NiagaraRegional municipality in Ontario, Canada

The Regional Municipality of Niagara, also colloquially known as the Niagara Region or Region of Niagara, is a regional municipality in southern Ontario, Canada, which occupies most of the Niagara Peninsula. As of 2024, the region had an estimated population of 539,180. St. Catharines is the region's largest city, while the regional seat is located in Thorold.Wikipedia

Country: Canada
Outdoors

Nature Access

Nature & Park Feeds

Closest protected landscapes, reserves, and big park systems surfaced from the same nearby feeds used in compare.

Distances in km
OpenStreetMap nature feed

Nature & Parks Nearby

Loading nearby nature feeds...
Sources: National Park Service and OpenStreetMap
The year

Climate

Sunshine
277
sunny days per year
76% of the year
Avg High Temp
58°F
annual average
Humidity Pattern
Humidity year-round
75% warm season / 74% cool season
Comfort Score
50/100
Mixed
Temp Swing
45°F
seasonal high-temp spread
Annual precipitation
38"
inches per year
Annual snowfall
36"
inches per year
Typical Air Quality
45
Good · 2024 modeled average
How To Read Comfort

Comfort combines temperature band fit, humidity fit, seasonal swing, and penalties for long stretches of extreme heat or cold. Higher scores mean the yearly pattern stays closer to an easier day-to-day climate band.

Monthly Temperature
Daylight Span (Sunrise to Sunset)
Precipitation Distribution
38" of precipitation per year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Humidity Through The Year
Hover any month for the exact RH value. This is measuring monthly relative humidity, not dew point or current weather.
humid summers
Summer 75% · Winter 74% · Mar-Jul 69-76%
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Hover a month for exact RH and seasonal context.
Right now

Current Conditions

Local directory

Local Next Steps

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Keep Exploring

Common Comparisons

Observed compare data
St. Catharines ↔ Airdrie
Canada · 2 logged comparisons
St. Catharines ↔ London
Middlesex County, Canada · 2 logged comparisons

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