Ottawa in April: Weather, Average temperature and Climate
Weather in Ottawa in April 2027
- April is usually the driest month of the year in Ottawa
Average weather
Average temperature in Ottawa in April
The temperature in April is +14°C on average, with a range between a maximum of +30°C during the day and a minimum of -9°C at night.
The average maximum temperature goes up 8% by the end of the month, compared with the beginning of the month, from +9°C to +12°C.
Is Ottawa warm or cold in April?
Ottawa is typically mild in April.
Maximum temperatures go up compared to the previous month from +3°C to +12°C. The minimum temperature also goes up from -6°C to +2°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how April is compared to other months in Ottawa:
Climate in Ottawa in April
| March | April | May | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | +3°C | +12°C | +20°C | |||
| Min. temperature | -29°C | -18°C | -5°C | |||
| Max. temperature | +27°C | +32°C | +35°C | |||
| Rainfall | 28 mm | 71 mm | 85 mm | |||
| Wind | 3 m/s | 4 m/s | 3 m/s | |||
| Humidity | 66% | 62% | 63% | |||
| Air pressure | 1015 HPa | 1013 HPa | 1013 HPa | |||
☀️ | Sunny days | 5 | 4 | 3 | ||
☁️ | Cloudy days | 12 | 10 | 12 | ||
🌧️ | Rainy days | 4 | 11 | 14 | ||
❄️ | Snowy days | 11 | 4 | 0 | ||
| Our opinion | OK | OK | Good | |||
April weather is still as ok as in March. It’s getting warmer as April arrives. The average maximum temperature goes up from +3°C to +12°C during the day. Prepare for more rain. Average rainfall goes from 28 mm to 71 mm. It feels drier, as humidity decreases from 66% to 62%. Winds are stronger in comparison to March, going up from 3 m/s to 4 m/s on average. The days becoming less sunny, going from 5 sunny days in March to 4 in April.
But maybe it is worth considering traveling in May as the weather gets better.
Wind
The average wind speed is 4 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Ottawa is gradually increasing during April, going from 6 m/s to 7 m/s over the course of the month.
Rain
Snow
Here’s how April is compared with other months in the amount of snow, total mm:
How was the weather last April in Ottawa?
Climate Change over Years
The climate in Ottawa in April has not changed much over the last 43 years.
The average temperature was the lowest in 1992 (+10°C) and the highest in 2024 (+14°C). The driest year was 1985 with only 469 mm of rainfall, and the wettest year was 2017 with 1378 mm.
FAQ
Is April a good time to visit Ottawa?
Can you sunbathe in Ottawa in April?
Is Ottawa rainy in April?
Is it sunny in Ottawa in April?
Other cities in Canada
Monthly weather in Ottawa
Source of the data
For this page, we’ve looked at the typical weather in Ottawa, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
