The highest day temperature in April 2025 was 81°F. The lowest night temperature was 17°F. The average values for day and night temperatures during April were 50.1°F и 35.7°F respectivly.

The average sea surface temperature in April 2025 for Montreal was 38.4°F. The maximum and minimum values were 31.8°F and 50.8°F respectively.

Most of the days in April are gloomy but you can also expect sunny days.

Precipitation total in April for Montreal is 3.3 in. It makes april the most rainy month of the year.

The average wind speed in April is 9.6 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Montreal in April is 5.9 hours.