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Water temperature in Montreal (QC) in April

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Is it warm enough to swim in Montreal in April? Average water temperature in Montreal in April is 5.6°C and therefore is not suitable for comfortable swimming. The warmest water in Montreal in April is 12°C, and the coldest is 2°C. Average high air temperature in Montreal in April is 12°C, and average low temperature is 1°C. To find out the water temperature today and in the coming days, go to Current water temperature in Montreal

Changes water temperature in Montreal in April 2025, 2024

To get an accurate forecast for the water temperature in Montreal for any chosen month, compare two years within a 10 year range using the chart below.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024
1 April2°C4°C
2 April2°C4°C
3 April2°C4°C
4 April2°C4°C
5 April3°C4°C
6 April3°C4°C
7 April3°C4°C
8 April3°C5°C
9 April3°C5°C
10 April3°C5°C
11 April4°C6°C
12 April4°C6°C
13 April4°C7°C
14 April4°C7°C
15 April5°C7°C
Day 2025 2024
16 April5°C7°C
17 April5°C8°C
18 April5°C8°C
19 April5°C8°C
20 April6°C7°C
21 April6°C7°C
22 April6°C7°C
23 April7°C7°C
24 April7°C7°C
25 April7°C7°C
26 April8°C8°C
27 April8°C9°C
28 April8°C9°C
29 April8°C8°C
30 April9°C10°C

Average water temperature in Montreal in April over a decade

20162017201820192020
5.3°C6.8°C4.3°C5.4°C3.9°C
20212022202320242025
7.2°C5.4°C6.8°C6.4°C4.9°C

Weather and climate in Montreal in April

This data display average monthly climate indicators in Montreal in April based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature12°C
  • Average LOW temperature1°C
  • Average rainfall days12 days
  • Average rainfall2.7''/69mm
  • Average daylight14h
  • Average sunshine5.9h
  • Average UV index5
  • Average snowfall5.1''/130mm

Montreal water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in April?

Want to know where the water temperature in April is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 16°C
 Average temperature  Maximum temperature

Montreal photo gallery

  • Kayaking in Vaudreuil
  • Rivière des Prairies, 30 oct. 2022
  • Beautiful green color of the water in Pincourt, QC.

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Montreal is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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