St. Catharines, ON Weather

    15:00 Wednesday
    Partly cloudy
    Partly cloudy
    -1° Feels like 1°
    Gentle north wind North 1 - 10 km/h
    • Today 24 Dec. Partly cloudy 3° / -2° Moderate west wind 23 - 42 km/h
    • Tomorrow 25 Dec. Partly cloudy 3° / -6° Moderate north wind 22 - 43 km/h
    • Friday 26 Dec. Snow with cloudy skies 90% 9.3 mm -2° / -7° Moderate east wind 26 - 48 km/h
    • Saturday 27 Dec. Overcast 1° / -3° Moderate northeast wind 16 - 28 km/h
    • Sunday 28 Dec. Light rain with cloudy skies 90% 3.6 mm 4° / 0° Moderate southeast wind 11 - 20 km/h
    • Monday 29 Dec. Snow with partly cloudy skies 90% 3.1 mm 3° / -7° Very strong west wind 40 - 82 km/h
    • Tuesday 30 Dec. Snow with cloudy skies 70% 0.5 mm -3° / -7° Strong northwest wind 34 - 71 km/h

    Weather Forecast for St. Catharines, ON Today

    , 24 December

    Tomorrow

    , 25 December
    16:00 Partly cloudy -1° Partly cloudy
    Feels Like 1°
    Gentle north wind North 1 - 10 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 75%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 93%
    • Feels Like Feels Like 1 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1027 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Snowline Snowline 5906 ft
    17:00 Overcast -2° Overcast
    Feels Like -2°
    Gentle east wind East 3 - 5 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 80%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1027 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 5 km/h
    • Snowline Snowline 5906 ft
    18:00 Overcast -2° Overcast
    Feels Like -2°
    Gentle southeast wind Southeast 3 - 9 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 83%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 98%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1026 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 9 km/h
    • Snowline Snowline 5906 ft
    19:00 Overcast -2° Overcast
    Feels Like -2°
    Gentle south wind South 3 - 8 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 85%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 99%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1026 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 8 km/h
    • Snowline Snowline 5906 ft
    20:00 Partly cloudy -2° Partly cloudy
    Feels Like -4°
    Gentle southwest wind Southwest 6 - 11 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 84%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 81%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1025 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 11 km/h
    • Snowline Snowline 5906 ft
    21:00 Overcast -2° Overcast
    Feels Like -4°
    Gentle south wind South 8 - 14 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 85%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 98%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1024 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 14 km/h
    • Snowline Snowline 5906 ft
    22:00 Overcast -1° Overcast
    Feels Like -4°
    Gentle south wind South 9 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 81%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1023 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Snowline Snowline 5249 ft
    23:00 Overcast 0° Overcast
    Feels Like -3°
    Gentle south wind South 10 - 19 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 82%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -3 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1023 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Snowline Snowline 5577 ft
    24:00 Overcast 1° Overcast
    Feels Like -2°
    Gentle south wind South 9 - 19 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 84%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1022 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Snowline Snowline 5906 ft

    Sunrise and Sunset

    Sunrise 07:47 Sunset 16:46
    First light 07:14 Midday 12:16 Last light 17:19
    Day length 9h

    Remaining daylight 48m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    24 First Quarter
    25 First Quarter
    26 First Quarter
    27 First Quarter
    28 First Quarter
    29 First Quarter
    30 First Quarter
    31 First Quarter
    1 First Quarter
    2 Full Moon
    3 Full Moon
    4 Full Moon
    5 Last Quarter
    6 Last Quarter

    Air quality in St. Catharines today

    Detail
    28
    Fair PM₂₅ (15 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

    Videos

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