St. Catharines, ON Weather

    02:00 Saturday
    Scattered clouds
    Scattered clouds
    7° Feels like 1°
    Moderate north wind North 25 - 49 km/h
    reloj Hourly Cloudy intervals for the next few hours
    • Today 17 Oct. Light rain with partly cloudy skies 50% 0.2 mm 10° / 5° Strong north wind 26 - 50 km/h
    • Tomorrow 18 Oct. Clear 16° / 6° Moderate southwest wind 25 - 49 km/h
    • Monday 19 Oct. Clear 18° / 10° Moderate southwest wind 15 - 27 km/h
    • Tuesday 20 Oct. Scattered clouds 15° / 10° Moderate northeast wind 11 - 25 km/h
    • Wednesday 21 Oct. Clear 15° / 8° Moderate northeast wind 13 - 29 km/h
    • Thursday 22 Oct. Scattered clouds 16° / 6° Moderate northeast wind 11 - 26 km/h
    • Friday 23 Oct. Scattered clouds 15° / 9° Moderate east wind 17 - 32 km/h

    Weather Forecast for St. Catharines, ON Today

    , 17 October

    Today in St. Catharines scattered clouds during the morning, with average temperatures around 6°C. This afternoon we can expect clear and temperatures of around 9°C. During the night there will be clear with an average temperature of 8°C. Winds from the North today with an average speed of 26 km/h.

    Tomorrow

    , 18 October
    03:00 Scattered clouds 7° Scattered clouds
    Feels Like 1°
    Moderate north wind North 25 - 49 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 72%
    • Dew Point Dew Point 3 °C
    • Clouds Clouds 22%
    • Feels Like Feels Like 1 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 25 km/h
    • Pressure Pressure 1022 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 49 km/h
    • Snowline Snowline 2953 ft
    04:00 Scattered clouds 7° Scattered clouds
    Feels Like 1°
    Moderate north wind North 23 - 47 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 72%
    • Dew Point Dew Point 2 °C
    • Clouds Clouds 15%
    • Feels Like Feels Like 1 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 23 km/h
    • Pressure Pressure 1023 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 47 km/h
    • Snowline Snowline 2625 ft
    05:00 Scattered clouds 7° Scattered clouds
    Feels Like 1°
    Moderate north wind North 22 - 44 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 71%
    • Dew Point Dew Point 2 °C
    • Clouds Clouds 36%
    • Feels Like Feels Like 1 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 22 km/h
    • Pressure Pressure 1024 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 44 km/h
    • Snowline Snowline 2625 ft
    06:00 Scattered clouds 6° Scattered clouds
    Feels Like 0°
    Moderate north wind North 22 - 42 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 71%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 35%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 22 km/h
    • Pressure Pressure 1025 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 42 km/h
    • Snowline Snowline 2297 ft
    07:00 Scattered clouds 6° Scattered clouds
    Feels Like 0°
    Moderate north wind North 21 - 43 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 69%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 26%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1026 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 43 km/h
    • Snowline Snowline 2297 ft
    Scattered clouds 08:00 Scattered clouds 6° Scattered clouds
    Feels Like 0°
    Moderate north wind North 22 - 43 km/h
    		UV Index 0 Low SPF: no
    08:00 Scattered clouds 6° Scattered clouds
    Feels Like 0°
    Moderate north wind North 22 - 43 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 66%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 29%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 22 km/h
    • Pressure Pressure 1027 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 43 km/h
    • Snowline Snowline 2297 ft
    09:00 Scattered clouds 6° Scattered clouds
    Feels Like 0°
    Moderate north wind North 22 - 45 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 66%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 48%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 22 km/h
    • Pressure Pressure 1028 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 45 km/h
    • Snowline Snowline 1969 ft
    10:00 Scattered clouds 6° Scattered clouds
    Feels Like 0°
    Moderate north wind North 20 - 43 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 64%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 49%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 20 km/h
    • Pressure Pressure 1029 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 43 km/h
    • Snowline Snowline 1969 ft
    Scattered clouds 11:00 Scattered clouds 6° Scattered clouds
    Feels Like 1°
    Moderate north wind North 18 - 40 km/h
    		UV Index 2 Low SPF: no
    11:00 Scattered clouds 6° Scattered clouds
    Feels Like 1°
    Moderate north wind North 18 - 40 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 34%
    • Feels Like Feels Like 1 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1030 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 40 km/h
    • Snowline Snowline 2297 ft
    12:00 Clear 7° Sunny
    Feels Like 2°
    Moderate north wind North 15 - 38 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 62%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 1%
    • Feels Like Feels Like 2 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1030 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 38 km/h
    • Snowline Snowline 2297 ft
    13:00 Clear 7° Sunny
    Feels Like 3°
    Moderate northwest wind Northwest 11 - 32 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 60%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1030 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 32 km/h
    • Snowline Snowline 2297 ft
    Sunny 14:00 Clear 8° Sunny
    Feels Like 4°
    Moderate northwest wind Northwest 9 - 27 km/h
    		UV Index 3 Moderate SPF: 6-10
    14:00 Clear 8° Sunny
    Feels Like 4°
    Moderate northwest wind Northwest 9 - 27 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 57%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 4 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1030 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Snowline Snowline 2625 ft
    15:00 Clear 8° Sunny
    Feels Like 5°
    Moderate northwest wind Northwest 7 - 23 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 56%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 5 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1029 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 2953 ft
    16:00 Clear 9° Sunny
    Feels Like 6°
    Moderate west wind West 7 - 21 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 53%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 6 °C
    • Visibility Visibility 55 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1029 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Snowline Snowline 3937 ft
    Sunny 17:00 Clear 10° Sunny
    Feels Like 6°
    Gentle west wind West 8 - 19 km/h
    		UV Index 0 Low SPF: no
    17:00 Clear 10° Sunny
    Feels Like 6°
    Gentle west wind West 8 - 19 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 52%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 6 °C
    • Visibility Visibility 55 km
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1029 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Snowline Snowline 4921 ft
    18:00 Clear 9° Sunny
    Feels Like 6°
    Moderate southwest wind Southwest 9 - 20 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 55%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 2%
    • Feels Like Feels Like 6 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1029 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Snowline Snowline 5577 ft
    19:00 Clear skies 9° Clear
    Feels Like 5°
    Moderate southwest wind Southwest 10 - 20 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 5 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1029 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Snowline Snowline 5577 ft
    Clear 20:00 Clear skies 8° Clear
    Feels Like 4°
    Moderate southwest wind Southwest 12 - 21 km/h
    		UV Index 0 Low SPF: no
    20:00 Clear skies 8° Clear
    Feels Like 4°
    Moderate southwest wind Southwest 12 - 21 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 62%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 7%
    • Feels Like Feels Like 4 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1030 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Snowline Snowline 5906 ft
    21:00 Clear skies 8° Clear
    Feels Like 4°
    Moderate southwest wind Southwest 12 - 22 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 3%
    • Feels Like Feels Like 4 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1030 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 22 km/h
    • Snowline Snowline 6234 ft
    22:00 Clear skies 7° Clear
    Feels Like 3°
    Moderate southwest wind Southwest 12 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 4%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1030 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 6234 ft
    Clear 23:00 Clear skies 7° Clear
    Feels Like 3°
    Moderate southwest wind Southwest 11 - 23 km/h
    		UV Index 0 Low SPF: no
    23:00 Clear skies 7° Clear
    Feels Like 3°
    Moderate southwest wind Southwest 11 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 67%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 2%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1031 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 6562 ft
    24:00 Clear skies 7° Clear
    Feels Like 3°
    Moderate southwest wind Southwest 12 - 22 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 71%
    • Dew Point Dew Point 2 °C
    • Clouds Clouds 1%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1031 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 22 km/h
    • Snowline Snowline 6890 ft

    Air quality in St. Catharines today

    Detail
    30
    Fair O₃ (75 µg/m³)

    Sunrise and Sunset

    Sunrise 07:33 Sunset 18:30
    First light 07:04 Midday 13:02 Last light 18:59
    Day length 10h 58m

    Time remaining until sunrise 5h 19m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    17 First Quarter
    18 First Quarter
    19 First Quarter
    20 First Quarter
    21 First Quarter
    22 First Quarter
    23 First Quarter
    24 First Quarter
    25 Full Moon
    26 Full Moon
    27 Last Quarter
    28 Last Quarter
    29 Last Quarter
    30 Last Quarter

    What is the weather like in St. Catharines, ON in October?

    • Avg. Temp.
      Avg. Temp.: 12 °C Max.: 15 °C Min: 10 °C
    • Rainy Days
      Rainy Days: 13 days
    • Accumulated Rainfall
      Accumulated Rainfall: 97 mm
    • Average Wind Speed
      Average Wind Speed: 17 km/h

    Weather graphs

    Videos

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