St. Thomas, ON - Extended Weather Forecast

    11:00 Monday
    Snow
    Snow with cloudy skies
    -8° Feels like -15°
    80% 0.3 in
    • Monday 22 Dec. Partly cloudy -3° / -11° Moderate southeast wind 10 - 21 km/h
    • Tuesday 23 Dec. Overcast 3° / -5° Moderate southwest wind 19 - 36 km/h
    • Wednesday 24 Dec. Overcast 2° / -2° Moderate east wind 18 - 34 km/h
    • Thursday 25 Dec. Fog More information 11° / -2° Strong west wind 28 - 52 km/h
    • Friday 26 Dec. Scattered clouds 11° / -3° Strong northwest wind 27 - 54 km/h
    • Saturday 27 Dec. Scattered clouds 6° / -3° Moderate west wind 26 - 44 km/h
    • Sunday 28 Dec. Partly cloudy 4° / -2° Strong northwest wind 28 - 52 km/h
    Monday, 22 December
    Tuesday, 23 December
    01:00 Overcast -9° Overcast
    Feels Like -14°
    Gentle northwest wind Northwest 9 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 80%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -14 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1029 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Visibility Visibility 40 km
    04:00 Partly cloudy -9° Partly cloudy
    Feels Like -11°
    Gentle west wind West 5 - 17 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 84%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 92%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -11 °C
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1029 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 17 km/h
    • Visibility Visibility 40 km
    07:00 Partly cloudy -7° Partly cloudy
    Feels Like -8°
    Gentle west wind West 3 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 85%
    • Dew Point Dew Point -9 °C
    • Clouds Clouds 85%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1030 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Visibility Visibility 35 km
    10:00 Partly cloudy -5° Partly cloudy
    Feels Like -7°
    Gentle northwest wind Northwest 5 - 17 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 79%
    • Dew Point Dew Point -8 °C
    • Clouds Clouds 59%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -7 °C
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1031 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 17 km/h
    • Visibility Visibility 40 km
    13:00 Scattered clouds -4° Scattered clouds
    Feels Like -6°
    Gentle northwest wind Northwest 7 - 16 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 75%
    • Dew Point Dew Point -7 °C
    • Clouds Clouds 33%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1032 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Visibility Visibility 45 km
    16:00 Partly cloudy -4° Partly cloudy
    Feels Like -3°
    Gentle north wind North 2 - 15 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 80%
    • Dew Point Dew Point -7 °C
    • Clouds Clouds 58%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -3 °C
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1033 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Visibility Visibility 35 km
    19:00 Overcast -4° Overcast
    Feels Like -6°
    Gentle southeast wind Southeast 5 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 87%
    • Dew Point Dew Point -6 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 1034 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Visibility Visibility 25 km
    22:00 Overcast -4° Overcast
    Feels Like -8°
    Moderate southeast wind Southeast 10 - 21 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 88%
    • Dew Point Dew Point -6 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1033 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Visibility Visibility 20 km

    Sunrise and Sunset

    Sunrise 07:48 Sunset 16:51
    First light 07:16 Midday 12:20 Last light 17:23
    Day length 9h 3m

    Remaining daylight 5h 2m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    15 Last Quarter
    16 Last Quarter
    17 Last Quarter
    18 New Moon
    19 New Moon
    20 New Moon
    21 New Moon
    22 First Quarter
    23 First Quarter
    24 First Quarter
    25 First Quarter
    26 First Quarter
    27 First Quarter
    28 First Quarter

    Air quality in St. Thomas today

    Detail
    30
    Fair O₃ (74 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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