St. Marys, ON Weather

    12:00 Monday
    Sunny
    Clear
    -5° Feels like -10°
    Moderate southeast wind Southeast 13 - 28 km/h
    • Today 2 March Clear -2° / -15° Moderate southeast wind 14 - 29 km/h
    • Tomorrow 3 March Partly cloudy 4° / -8° Moderate east wind 14 - 28 km/h
    • Wednesday 4 March Clear 11° / -4° Moderate southeast wind 10 - 24 km/h
    • Thursday 5 March Moderate rain with partly cloudy skies 90% 5.2 mm 8° / -1° Moderate east wind 25 - 43 km/h
    • Friday 6 March Moderate rain with cloudy skies 90% 6.5 mm 9° / 1° Moderate east wind 21 - 44 km/h
    • Saturday 7 March Light rain with partly cloudy skies 80% 5.5 mm 13° / 1° Moderate west wind 19 - 45 km/h
    • Sunday 8 March Partly cloudy 14° / -2° Moderate southwest wind 22 - 49 km/h

    Weather Forecast for St. Marys, ON Today

    , 2 March

    Tomorrow

    , 3 March
    12:00 Clear -5° Sunny
    Feels Like -10°
    Moderate southeast wind Southeast 13 - 28 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 45%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -10 °C
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1037 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Visibility Visibility 45 km
    13:00 Clear -4° Sunny
    Feels Like -8°
    Moderate southeast wind Southeast 14 - 29 km/h
    		UV Index 3 Moderate SPF: 6-10
    • Rain Rain 0% 0 mm
    • Humidity Humidity 43%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1036 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Visibility Visibility 45 km
    14:00 Clear -3° Sunny
    Feels Like -7°
    Moderate southeast wind Southeast 13 - 28 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 41%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -7 °C
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1034 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Visibility Visibility 45 km
    15:00 Clear -3° Sunny
    Feels Like -6°
    Moderate southeast wind Southeast 12 - 27 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 43%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1033 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Visibility Visibility 45 km
    16:00 Clear -2° Sunny
    Feels Like -6°
    Moderate southeast wind Southeast 11 - 25 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 46%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1033 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Visibility Visibility 45 km
    17:00 Clear -3° Sunny
    Feels Like -6°
    Moderate southeast wind Southeast 10 - 22 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 52%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1033 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 22 km/h
    • Visibility Visibility 40 km
    18:00 Clear -5° Sunny
    Feels Like -8°
    Moderate southeast wind Southeast 8 - 20 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1032 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Visibility Visibility 40 km
    19:00 Clear skies -6° Clear
    Feels Like -10°
    Gentle southeast wind Southeast 10 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 65%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -10 °C
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1032 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Visibility Visibility 40 km
    Clear 20:00 Clear skies -7° Clear
    Feels Like -11°
    Gentle southeast wind Southeast 11 - 18 km/h
    		UV Index 0 Low SPF: no
    20:00 Scattered clouds -7° Scattered clouds
    Feels Like -11°
    Gentle southeast wind Southeast 11 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -13 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -11 °C
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1032 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Visibility Visibility 40 km
    21:00 Scattered clouds -7° Scattered clouds
    Feels Like -12°
    Gentle southeast wind Southeast 11 - 19 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 58%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 12%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -12 °C
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1031 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Visibility Visibility 40 km
    22:00 Scattered clouds -8° Scattered clouds
    Feels Like -12°
    Gentle southeast wind Southeast 10 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 57%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 20%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -12 °C
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1031 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Visibility Visibility 40 km
    Scattered clouds 23:00 Scattered clouds -8° Scattered clouds
    Feels Like -13°
    Gentle southeast wind Southeast 11 - 18 km/h
    		UV Index 0 Low SPF: no
    23:00 Scattered clouds -8° Scattered clouds
    Feels Like -13°
    Gentle southeast wind Southeast 11 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 59%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 50%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -13 °C
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1031 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Visibility Visibility 40 km
    24:00 Scattered clouds -8° Scattered clouds
    Feels Like -13°
    Gentle southeast wind Southeast 11 - 19 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 50%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -13 °C
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1030 hPa
    • Snowline Snowline 1312 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Visibility Visibility 40 km

    Sunrise and Sunset

    Sunrise 06:58 Sunset 18:15
    First light 06:30 Midday 12:36 Last light 18:43
    Day length 11h 16m

    Remaining daylight 8h 6m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    2 Full Moon
    3 Full Moon
    4 Full Moon
    5 Last Quarter
    6 Last Quarter
    7 Last Quarter
    8 Last Quarter
    9 Last Quarter
    10 Last Quarter
    11 Last Quarter
    12 Last Quarter
    13 Last Quarter
    14 Last Quarter
    15 Last Quarter

    Air quality in St. Marys today

    Detail
    38
    Fair O₃ (93 µg/m³)

    Weather graphs
    Maximum Minimum Rainfall

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