Cornwall, ON Weather

    06:00 Thursday
    Scattered clouds
    Scattered clouds
    -5° Feels like -8°
    New Moon New Moon Illuminated: 2%
    • Today 18 Dec. Light rain with partly cloudy skies 60% 0.4 mm 6° / -8° Moderate south wind 24 - 45 km/h
    • Tomorrow 19 Dec. Snow with partly cloudy skies 90% 15 mm 13° / -4° Strong south wind 35 - 69 km/h
    • Saturday 20 Dec. Partly cloudy 4° / -8° Strong west wind 33 - 73 km/h
    • Sunday 21 Dec. Snow with partly cloudy skies 60% 0.7 mm 4° / -9° Strong west wind 31 - 67 km/h
    • Monday 22 Dec. Scattered clouds -8° / -13° Moderate northwest wind 20 - 45 km/h
    • Tuesday 23 Dec. Snow with partly cloudy skies 80% 1.1 mm 1° / -9° Moderate southwest wind 16 - 28 km/h
    • Wednesday 24 Dec. Snow with partly cloudy skies 60% 1.7 mm 3° / -10° Strong southwest wind 24 - 51 km/h

    Weather Forecast for Cornwall, ON Today

    , 18 December

    Tomorrow

    , 19 December
    06:00 Scattered clouds -5° Scattered clouds
    Feels Like -8°
    Gentle southwest wind Southwest 10 - 17 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 89%
    • Dew Point Dew Point -6 °C
    • Clouds Clouds 52%
    • Snow depth Snow depth 4.33 in
    • Feels Like Feels Like -8 °C
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1022 hPa
    • Snowline Snowline 4921 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 17 km/h
    • Visibility Visibility 40 km
    07:00 Partly cloudy -5° Partly cloudy
    Feels Like -6°
    Gentle south wind South 3 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 89%
    • Dew Point Dew Point -7 °C
    • Clouds Clouds 71%
    • Snow depth Snow depth 4.33 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1022 hPa
    • Snowline Snowline 6234 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Visibility Visibility 40 km
    08:00 Scattered clouds -4° Scattered clouds
    Feels Like -7°
    Gentle southeast wind Southeast 7 - 11 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 89%
    • Dew Point Dew Point -6 °C
    • Clouds Clouds 51%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like -7 °C
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1021 hPa
    • Snowline Snowline 6890 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 11 km/h
    • Visibility Visibility 40 km
    09:00 Scattered clouds -3° Scattered clouds
    Feels Like -7°
    Gentle southeast wind Southeast 9 - 15 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 87%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 54%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like -7 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1021 hPa
    • Snowline Snowline 7218 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Visibility Visibility 40 km
    10:00 Scattered clouds -2° Scattered clouds
    Feels Like -4°
    Gentle southeast wind Southeast 6 - 16 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 80%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 35%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like -4 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1020 hPa
    • Snowline Snowline 7218 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Visibility Visibility 50 km
    Scattered clouds 11:00 Scattered clouds 1° Scattered clouds
    Feels Like 0°
    Gentle east wind East 4 - 12 km/h
    		UV Index 1 Low SPF: no
    11:00 Scattered clouds 1° Scattered clouds
    Feels Like 0°
    Gentle east wind East 4 - 12 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 73%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 26%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like 0 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1019 hPa
    • Snowline Snowline 7874 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 50 km
    12:00 Scattered clouds 3° Scattered clouds
    Feels Like 2°
    Gentle east wind East 4 - 11 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 64%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 50%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like 2 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1017 hPa
    • Snowline Snowline 7874 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 11 km/h
    • Visibility Visibility 55 km
    13:00 Scattered clouds 5° Scattered clouds
    Feels Like 5°
    Gentle east wind East 2 - 10 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 56%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 50%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like 5 °C
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1015 hPa
    • Snowline Snowline 8202 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Visibility Visibility 55 km
    Scattered clouds 14:00 Scattered clouds 5° Scattered clouds
    Feels Like 6°
    Gentle east wind East 1 - 6 km/h
    		UV Index 0 Low SPF: no
    14:00 Partly cloudy 5° Partly cloudy
    Feels Like 6°
    Gentle east wind East 1 - 6 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 56%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 50%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like 6 °C
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1014 hPa
    • Snowline Snowline 8202 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 6 km/h
    • Visibility Visibility 55 km
    15:00 Partly cloudy 5° Partly cloudy
    Feels Like 4°
    Gentle south wind South 7 - 12 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 54%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 56%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like 4 °C
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1014 hPa
    • Snowline Snowline 8530 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 55 km
    16:00 Light rain with partly cloudy skies 30% 0.016 mm 5° Light rain
    Feels Like 3°
    Gentle southwest wind Southwest 9 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 30% 0.016 mm
    • Humidity Humidity 57%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 77%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like 3 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1013 hPa
    • Snowline Snowline 8530 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Visibility Visibility 55 km
    Partly cloudy 17:00 Partly cloudy 5° Partly cloudy
    Feels Like 3°
    Moderate south wind South 12 - 21 km/h
    		UV Index 0 Low SPF: no
    17:00 Light rain with partly cloudy skies 30% 0.4 mm 5° Light rain
    Feels Like 3°
    Moderate south wind South 12 - 21 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 56%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like 3 °C
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1012 hPa
    • Snowline Snowline 8530 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Visibility Visibility 55 km
    18:00 Partly cloudy 5° Partly cloudy
    Feels Like 2°
    Moderate south wind South 17 - 30 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 64%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 60%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like 2 °C
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1012 hPa
    • Snowline Snowline 8202 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Visibility Visibility 55 km
    19:00 Partly cloudy 5° Partly cloudy
    Feels Like 2°
    Moderate south wind South 19 - 35 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 65%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 94%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like 2 °C
    • Wind Wind - Average 19 km/h
    • Pressure Pressure 1011 hPa
    • Snowline Snowline 8530 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 35 km/h
    • Visibility Visibility 50 km
    Overcast 20:00 Overcast 6° Overcast
    Feels Like 2°
    Moderate south wind South 24 - 44 km/h
    		UV Index 0 Low SPF: no
    20:00 Overcast 6° Overcast
    Feels Like 2°
    Moderate south wind South 24 - 44 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 97%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like 2 °C
    • Wind Wind - Average 24 km/h
    • Pressure Pressure 1010 hPa
    • Snowline Snowline 8530 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 44 km/h
    • Visibility Visibility 55 km
    21:00 Partly cloudy 6° Partly cloudy
    Feels Like 2°
    Moderate south wind South 20 - 45 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 65%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 96%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like 2 °C
    • Wind Wind - Average 20 km/h
    • Pressure Pressure 1008 hPa
    • Snowline Snowline 8858 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 45 km/h
    • Visibility Visibility 50 km
    22:00 Partly cloudy 6° Partly cloudy
    Feels Like 2°
    Moderate south wind South 21 - 38 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 67%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 90%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like 2 °C
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1008 hPa
    • Snowline Snowline 8858 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 38 km/h
    • Visibility Visibility 50 km
    Partly cloudy 23:00 Partly cloudy 6° Partly cloudy
    Feels Like 2°
    Moderate south wind South 21 - 40 km/h
    		UV Index 0 Low SPF: no
    23:00 Overcast 6° Overcast
    Feels Like 2°
    Moderate south wind South 21 - 40 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 72%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 95%
    • Snow depth Snow depth 3.15 in
    • Feels Like Feels Like 2 °C
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1007 hPa
    • Snowline Snowline 7874 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 40 km/h
    • Visibility Visibility 50 km
    24:00 Overcast 6° Overcast
    Feels Like 3°
    Moderate south wind South 16 - 38 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 77%
    • Dew Point Dew Point 2 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.15 in
    • Feels Like Feels Like 3 °C
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1005 hPa
    • Snowline Snowline 6890 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 38 km/h
    • Visibility Visibility 5 km

    Sunrise and Sunset

    Sunrise 07:32 Sunset 16:18
    First light 06:58 Midday 11:55 Last light 16:52
    Day length 8h 46m

    Time remaining until sunrise 1h 8m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    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
    29 First Quarter
    30 First Quarter
    31 First Quarter

    Air quality in Cornwall today

    Detail
    34
    Fair O₃ (84 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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