World sea water temperatures

Water temperature in Blaine (WA) in May

Is it warm enough to swim in Blaine in May? Average water temperature in Blaine in May is 52.9°F and therefore is not suitable for comfortable swimming. The warmest sea in Blaine in May is 60.8°F, and the coldest is 47.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Blaine

Changes water temperature in Blaine in May 2025, 2024

To get an accurate forecast for the water temperature in Blaine for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Blaine, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of May.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
May 150.7°F50.5°F47.5°F54.5°F
May 251.8°F50.7°F47.7°F55.8°F
May 351.4°F51.4°F47.7°F56.8°F
May 451.8°F51.3°F47.8°F56.3°F
May 552.7°F51.3°F48°F55.9°F
May 654°F51.1°F48.6°F55.8°F
May 754.3°F51.3°F48.6°F55.6°F
May 854.7°F51.1°F48.4°F55.2°F
May 954.3°F51.3°F48.6°F55.4°F
May 1053.4°F52.7°F48.7°F55.6°F
May 1153.1°F52.3°F48.9°F56.1°F
May 1254.3°F53.1°F49.1°F56.8°F
May 1354.9°F53.4°F49.3°F57.7°F
May 1453.4°F53.2°F49.5°F58.8°F
May 1553.2°F53.1°F50°F57.4°F
Day 2025 2024 Min Max
May 1653.2°F54°F50°F57.6°F
May 1753.2°F54°F50.4°F57°F
May 1853.4°F54.5°F50.5°F56.8°F
May 1953.2°F54.7°F50.5°F56.8°F
May 2054.1°F55°F49.8°F57°F
May 2153.8°F54.5°F50.9°F56.7°F
May 2254.1°F54°F51.1°F56.8°F
May 2354°F53.4°F50.7°F57.4°F
May 2454°F53.6°F50.5°F57°F
May 2555°F53.6°F50.9°F56.7°F
May 2655.4°F53.4°F50.5°F56.8°F
May 2755°F53.2°F50.2°F58.5°F
May 2855°F52.2°F50.7°F60.6°F
May 2954.3°F51.1°F50.7°F60.8°F
May 3054°F51.8°F50.9°F59.9°F
May 3154.7°F53.2°F50.7°F59.5°F
Blaine water temp chart in May

Average water temperature in Blaine in May over a decade

20162017201820192020
56.1°F54.1°F55.4°F54.7°F54°F
20212022202320242025
54°F51.8°F54.9°F52.7°F53.8°F

Blaine sea state in May

Chart comparing the height of waves in Blaine in May over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Blaine in May

Blaine 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 May?

Want to know where the water temperature in May 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 60°F
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in May. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
White Rock53.2°F47.5°F61.3°F
Crescent Beach53.2°F47.7°F61.3°F
Boundary Bay53.4°F47.7°F61.3°F
Centennial Beach53.6°F47.7°F61.2°F
Point Roberts52.5°F47.5°F60.8°F
Tsawwassen53.6°F47.8°F61.3°F
Eastsound50.7°F47.1°F57.2°F
Orcas Island50.7°F47.1°F57.2°F
Richmond54.3°F48.2°F62.8°F
Lummi Island51.4°F46.9°F59°F

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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 Blaine 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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