Weather in Ottawa, Canada
Weather Advisories
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Today's weather summary
The weather in Ottawa on Friday, April 25th, will change throughout the day from condition to cloudy, mixed with light rain.
According to our models moderate rain will appear during the morning and a high probability for cloud overcast before dawn.
Weather information for Ottawa, on Friday, April 25th:
The highest temperature during the day will be 46°F around 1 pm. The day will have very high relative humidity, with average humidity of 91%, ranging from 82% to a maximum value of 99% at about 10 pm. The wind will be light, and will get up to 10 mph at 8 pm, blowing from the north. The cloud coverage throughout the day will be around 100%.
The chances of precipitation throughout the day will change between 0% and 70%. The highest chance for precipitation will be around 9 am and the lowest probability around midnight. The dew point will range from 38°F up to a maximum value of 44°F around 4 pm.
The visibility is expected to be fair with average visibility of 6 mi throughout the day. Atmospheric pressure will be high with average pressure of 1021 hPa. Sunrise will be at 6:38 am, and sunset at 8:36 pm, making it a total of 13 hours and 58 minutes of daylight.
Air quality forecast for Ottawa, on Friday, April 25th:
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 34 and 39.
Pollen forecast for Ottawa, on Friday, April 25th:
Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
The weather in Ottawa on Saturday, April 26th, is going to be clear throughout the day, together with cloud overcast before dawn.
There is also a chance for some clouds in the early morning at about 6 am.
Weather details for Ottawa, on Saturday, April 26th:
The highest temperature of the day is going to be 54°F around 5 pm. The day will have very high relative humidity, with average humidity of 70%, ranging from 37% to a maximum value of 99% at about 3 am. The wind will be breezy, and will get up to 14 mph at 3 pm, blowing from the north. The cloud coverage will range from 0% around 1 pm to as high as 100% around 4 am with an average of 33%.
The chances of precipitation throughout the day will change between 0% and 15%. The highest chance for precipitation will be around midnight and the lowest probability around 5 am. The dew point will range from 28°F up to a maximum value of 38°F around midnight.
The visibility is expected to be good with average visibility of 9 mi throughout the day. Atmospheric pressure will be high with average pressure of 1022 hPa. Sunrise will be at 6:37 am, and sunset at 8:37 pm, making it a total of 14 hours of daylight.
Air quality forecast for Ottawa, on Saturday, April 26th:
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 36 and 41.
Pollen forecast for Ottawa, on Saturday, April 26th:
Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
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