Sarnia, ON Weather

    07:00 Thursday
    Clear
    Clear skies
    -1° Feels like -5°
    First Quarter First Quarter Illuminated: 28%
    • Today 25 Dec. Partly cloudy 3° / -5° Strong north wind 26 - 57 km/h
    • Tomorrow 26 Dec. Freezing rain with partly cloudy skies 90% 8 mm 0° / -5° Moderate southeast wind 23 - 47 km/h
    • Saturday 27 Dec. Partly cloudy 3° / -3° Moderate southeast wind 14 - 30 km/h
    • Sunday 28 Dec. Light rain with partly cloudy skies 90% 9.6 mm 5° / -2° Moderate south wind 19 - 36 km/h
    • Monday 29 Dec. Snow with cloudy skies 90% 2.8 mm 5° / -6° Strong northwest wind 29 - 72 km/h
    • Tuesday 30 Dec. Overcast -3° / -7° Strong northwest wind 33 - 70 km/h
    • Wednesday 31 Dec. Snow with cloudy skies 70% 0.4 mm 1° / -5° Strong west wind 24 - 50 km/h

    Weather Forecast for Sarnia, ON Today

    , 25 December

    Tomorrow

    , 26 December
    07:00 Clear skies -1° Clear
    Feels Like -5°
    Moderate northwest wind Northwest 16 - 29 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 86%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 1%
    • Feels Like Feels Like -5 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Snowline Snowline 8530 ft
    08:00 Scattered clouds 0° Scattered clouds
    Feels Like -5°
    Moderate north wind North 18 - 33 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 84%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 34%
    • Feels Like Feels Like -5 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1021 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 33 km/h
    • Snowline Snowline 9186 ft
    09:00 Partly cloudy 1° Partly cloudy
    Feels Like -4°
    Moderate north wind North 21 - 39 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 83%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 86%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1022 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 39 km/h
    • Snowline Snowline 8858 ft
    10:00 Overcast 3° Overcast
    Feels Like -2°
    Moderate north wind North 23 - 45 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 79%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 97%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 23 km/h
    • Pressure Pressure 1022 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 45 km/h
    • Snowline Snowline 8858 ft
    Overcast 11:00 Overcast 3° Overcast
    Feels Like -2°
    Strong north wind North 26 - 56 km/h
    		UV Index 0 Low SPF: no
    11:00 Overcast 3° Overcast
    Feels Like -2°
    Strong north wind North 26 - 56 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 77%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 26 km/h
    • Pressure Pressure 1023 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 56 km/h
    • Snowline Snowline 8858 ft
    12:00 Overcast 3° Overcast
    Feels Like -2°
    Strong north wind North 24 - 55 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 73%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 99%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 24 km/h
    • Pressure Pressure 1023 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 55 km/h
    • Snowline Snowline 8858 ft
    13:00 Overcast 2° Overcast
    Feels Like -2°
    Moderate north wind North 23 - 49 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 72%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 23 km/h
    • Pressure Pressure 1023 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 49 km/h
    • Snowline Snowline 8858 ft
    Overcast 14:00 Overcast 2° Overcast
    Feels Like -3°
    Moderate north wind North 22 - 47 km/h
    		UV Index 0 Low SPF: no
    14:00 Overcast 2° Overcast
    Feels Like -3°
    Moderate north wind North 22 - 47 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 72%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -3 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 22 km/h
    • Pressure Pressure 1023 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 47 km/h
    • Snowline Snowline 8858 ft
    15:00 Overcast 1° Overcast
    Feels Like -4°
    Moderate north wind North 22 - 46 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 74%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 97%
    • Feels Like Feels Like -4 °C
    • Visibility Visibility 40 km
    • Wind Wind - Average 22 km/h
    • Pressure Pressure 1024 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 46 km/h
    • Snowline Snowline 8858 ft
    16:00 Partly cloudy 0° Partly cloudy
    Feels Like -5°
    Moderate north wind North 21 - 46 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 71%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 90%
    • Feels Like Feels Like -5 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1025 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 46 km/h
    • Snowline Snowline 8858 ft
    Partly cloudy 17:00 Partly cloudy -1° Partly cloudy
    Feels Like -6°
    Moderate northeast wind Northeast 18 - 40 km/h
    		UV Index 0 Low SPF: no
    17:00 Overcast -1° Overcast
    Feels Like -6°
    Moderate northeast wind Northeast 18 - 40 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 76%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 85%
    • Feels Like Feels Like -6 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1025 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 40 km/h
    • Snowline Snowline 8530 ft
    18:00 Overcast -1° Overcast
    Feels Like -5°
    Moderate northeast wind Northeast 15 - 34 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 77%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -5 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1026 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Snowline Snowline 8530 ft
    19:00 Overcast -1° Overcast
    Feels Like -6°
    Moderate northeast wind Northeast 15 - 29 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 74%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -6 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1025 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Snowline Snowline 8202 ft
    Overcast 20:00 Overcast -3° Overcast
    Feels Like -7°
    Moderate east wind East 15 - 31 km/h
    		UV Index 0 Low SPF: no
    20:00 Overcast -3° Overcast
    Feels Like -7°
    Moderate east wind East 15 - 31 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 70%
    • Dew Point Dew Point -7 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -7 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 15 km/h
    • Pressure Pressure 1025 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 31 km/h
    • Snowline Snowline 8202 ft
    21:00 Overcast -3° Overcast
    Feels Like -7°
    Moderate east wind East 13 - 30 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 69%
    • Dew Point Dew Point -8 °C
    • Clouds Clouds 100%
    • Feels Like Feels Like -7 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1025 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Snowline Snowline 8202 ft
    22:00 Partly cloudy -4° Partly cloudy
    Feels Like -8°
    Moderate east wind East 11 - 25 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 68%
    • Dew Point Dew Point -9 °C
    • Clouds Clouds 93%
    • Feels Like Feels Like -8 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1025 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Snowline Snowline 8202 ft
    Overcast 23:00 Overcast -4° Overcast
    Feels Like -8°
    Moderate east wind East 11 - 23 km/h
    		UV Index 0 Low SPF: no
    23:00 Overcast -4° Overcast
    Feels Like -8°
    Moderate east wind East 11 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 64%
    • Dew Point Dew Point -10 °C
    • Clouds Clouds 99%
    • Feels Like Feels Like -8 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1025 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Snowline Snowline 8202 ft
    24:00 Partly cloudy -4° Partly cloudy
    Feels Like -9°
    Moderate east wind East 13 - 26 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 62%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 94%
    • Feels Like Feels Like -9 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1024 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 8202 ft

    Sunrise and Sunset

    Sunrise 07:59 Sunset 17:00
    First light 07:27 Midday 12:29 Last light 17:32
    Day length 9h 1m

    Time remaining until sunrise 52m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    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
    7 Last Quarter

    Air quality in Sarnia today

    Detail
    31
    Fair O₃ (76 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

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