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Sea Temperature in Friday Harbor in May
Complete information on the sea temperature range in the Salish Sea in Friday Harbor in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Friday Harbor. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Friday Harbor in May
7°C
MINIMUN
10°C
AVERAGE
13°C
MAXIMUM
Historical Data of Water Temperature in May in Friday Harbor
Water Temperature Chart for Salish Sea in Friday Harbor in May
Sea Temperature Table in Friday Harbor in May Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| May 1 | 10°C | 10°C | 8°C | 9.3°C |
| May 2 | 9°C | 10°C | 8°C | 9.0°C |
| May 3 | 9°C | 10°C | 8°C | 9.0°C |
| May 4 | 10°C | 10°C | 8°C | 9.3°C |
| May 5 | 10°C | 10°C | 8°C | 9.5°C |
| May 6 | 9°C | 10°C | 9°C | 9.5°C |
| May 7 | 9°C | 10°C | 9°C | 9.5°C |
| May 8 | 9°C | 11°C | 9°C | 9.5°C |
| May 9 | 10°C | 11°C | 9°C | 10.0°C |
| May 10 | 10°C | 11°C | 9°C | 10.0°C |
| May 11 | 9°C | 11°C | 10°C | 10.0°C |
| May 12 | 10°C | 11°C | 10°C | 10.3°C |
| May 13 | 10°C | 11°C | 10°C | 10.3°C |
| May 14 | 10°C | 11°C | 10°C | 10.3°C |
| May 15 | 10°C | 11°C | 10°C | 10.3°C |
| May 16 | 11°C | 11°C | 11°C | 10.8°C |
| May 17 | 10°C | 11°C | 11°C | 10.5°C |
| May 18 | 10°C | 12°C | 11°C | 10.8°C |
| May 19 | 10°C | 12°C | 11°C | 10.8°C |
| May 20 | 11°C | 12°C | 8°C | 10.3°C |
| May 21 | 10°C | 12°C | 8°C | 10.0°C |
| May 22 | 11°C | 12°C | 8°C | 10.3°C |
| May 23 | 11°C | 12°C | 8°C | 10.3°C |
| May 24 | 10°C | 12°C | 8°C | 10.0°C |
| May 25 | 10°C | 12°C | 8°C | 10.0°C |
| May 26 | 10°C | 12°C | 8°C | 10.0°C |
| May 27 | 10°C | 12°C | 8°C | 10.0°C |
| May 28 | 10°C | 12°C | 8°C | 10.0°C |
| May 29 | 10°C | 12°C | 8°C | 10.0°C |
| May 30 | 10°C | 12°C | 8°C | 10.0°C |
Friday Harbor Climate and Swimming Opportunities in May
16°C
Average Day Air Temperature
8°C
Average Night Air Temperature
93 mm
Precipitation Amount per Month
12 days
Number of Rainy Days
15 hrs
Daylight
per Day
7 hrs
Sunshine
per Day
11 km/h
Average Wind Speed
74%
Average
humidity
Friday Harbor lies within the Washington in United States. The average daytime temperature in Friday Harbor in May is 60°F (16°C), while the nighttime average is 47°F (8°C). There are typically 12 rainy days during the month, with a total precipitation of 3.7 inches (93 mm). The daylight duration in May in Friday Harbor is 15 hours, with an average of 7 hours of sunshine per day. The average wind speed in May is 7 mph (11 km/h), and the humidity level is around 74%.
The water temperature in Friday Harbor in May ranges from 48°F to 50°F (9°C to 10°C). At the beginning of the month, the average temperature is around 48°F (9°C), shifting to 50°F (10°C) by mid-May and reaching 50°F (10°C) in the last ten days. Overall, the average sea temperature in Friday Harbor for May is 50°F (10°C). Ideal conditions for a refreshing swim, though some may still find it a bit cool.
Sea Temperature in May in Nearby Cities
Frequently Asked Questions About Water Temperatures in May in Friday Harbor
What is the sea temperature in Friday Harbor in May?
The water temperature in the Salish Sea in Friday Harbor in May ranges from 48°F to 50°F (9°C to 10°C).
Is it possible to swim in the Salish Sea in Friday Harbor in May?
The average sea temperature in Friday Harbor in May is 50°F (10°C), and the air temperature is 60°F (16°C), so ideal conditions for a refreshing swim, though some may still find it a bit cool.