Nearby locations
Cornwall, Ontario, Canada
Rooseveltown, New York, United States
Saint Regis, New York, United States
Nearby popular places
Inverarden House National Historic Site of Canada, Canada
Lieu historique national du Canada de la Maison-Inverarden, Canada
Akwesasne, Canada

Weather in Cornwall, Canada

22°
Mostly clear
Feels like 22°
·
High26°Low12°
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Air quality

Full Details
0
26
500
Air quality:Good

Pollen index

Full Details
Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Today's weather summary

The weather in Cornwall on Friday, July 24th, is going to be clear throughout the day.

There is also a chance of few clouds before dawn, at about 12 am.

Weather information for Cornwall, on Friday, July 24th:

The maximum temperature of the day will be 26°C around 5 pm. The day will have high relative humidity, with average humidity of 63%, ranging from 38% to a maximum value of 87% at about 6 am. The wind will be light, and will get up to 15 km/h at 1 pm, blowing from the south-west. The cloud coverage will range from 0% around 8 am to as high as 37% around 2 am with an average of 7%.

There is no probability for any precipitation throughout the day. The dew point will range from 10°C up to a maximum value of 15°C around 11 pm.

The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be high with average pressure of 1021 hPa. Sunrise will be at 5:35 am, and sunset at 8:35 pm. The day will have 15 hours of daylight.

Air quality forecast for Cornwall, on Friday, July 24th:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 23 and 52.

Pollen forecast for Cornwall, on Friday, July 24th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The weather in Cornwall on Saturday, July 25th, will be clear throughout the day, together with cloud overcast during the evening.

There's seems to be also high probability of some clouds during the evening at about 6 pm.

Weather information for Cornwall, on Saturday, July 25th:

The highest temperature of the day will be 30°C around 4 pm. The day will have comfortable humidity, with average humidity of 59%, ranging from 34% to a maximum value of 84% at about 7 am. The wind will be light, and will get up to 12 km/h at 4 pm, blowing from the south. The cloud coverage will range from 0% around midnight to as high as 100% around 11 pm with an average of 24%.

There is no probability for any precipitation throughout the day. The dew point will range from 12°C up to a maximum value of 18°C around 11 pm.

The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be normal with average pressure of 1018 hPa. Sunrise will be at 5:36 am, and sunset at 8:34 pm. The day will have 14 hours and 58 minutes of daylight.

Air quality forecast for Cornwall, on Saturday, July 25th:

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 46 and 60.

Pollen forecast for Cornwall, on Saturday, July 25th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

FAQ

How warm does it get in Cornwall?
The average annual highest temperature in Cornwall is 29.1°C (84.4°F), and the July 27th is the hottest day on average.
How cold does it get in Cornwall?
The average annual lowest temperature in Cornwall is -15.8°C (3.6°F), and the January 22nd is the coldest day on average.
Which month has the most rain in Cornwall?
The wettest months in Cornwall are October and June.
What months does it snow in Cornwall?
The most common time of year for snow is February, December, January, March, November and April.