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Sea Temperature in Friday Harbor in April
Complete information on the sea temperature range in the Salish Sea in Friday Harbor in April. Historical daily data. Climate details for April. 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 April
45°F
MINIMUN
48°F
AVERAGE
52°F
MAXIMUM
Historical Data of Water Temperature in April in Friday Harbor
Water Temperature Chart for Salish Sea in Friday Harbor in April
Sea Temperature Table in Friday Harbor in April Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Apr 1 | 46°C | 46°C | 52°C | 48°C |
| Apr 2 | 46°C | 46°C | 45°C | 46°C |
| Apr 3 | 48°C | 46°C | 52°C | 49°C |
| Apr 4 | 46°C | 46°C | 50°C | 48°C |
| Apr 5 | 46°C | 46°C | 52°C | 49°C |
| Apr 6 | 46°C | 46°C | 50°C | 48°C |
| Apr 7 | 48°C | 46°C | 52°C | 49°C |
| Apr 8 | 48°C | 46°C | 48°C | 48°C |
| Apr 9 | 48°C | 48°C | 45°C | 47°C |
| Apr 10 | 46°C | 48°C | 50°C | 48°C |
| Apr 11 | 46°C | 48°C | 52°C | 49°C |
| Apr 12 | 46°C | 48°C | 48°C | 48°C |
| Apr 13 | 48°C | 48°C | 46°C | 48°C |
| Apr 14 | 48°C | 48°C | 48°C | 48°C |
| Apr 15 | 46°C | 48°C | 48°C | 48°C |
| Apr 16 | 48°C | 48°C | 45°C | 47°C |
| Apr 17 | 48°C | 48°C | 46°C | 48°C |
| Apr 18 | 48°C | 50°C | 45°C | 48°C |
| Apr 19 | 48°C | 50°C | 50°C | 49°C |
| Apr 20 | 50°C | 50°C | 45°C | 48°C |
| Apr 21 | 48°C | 50°C | 45°C | 48°C |
| Apr 22 | 48°C | 50°C | 45°C | 48°C |
| Apr 23 | 50°C | 50°C | 52°C | 50°C |
| Apr 24 | 50°C | 50°C | 48°C | 49°C |
| Apr 25 | 48°C | 50°C | 46°C | 48°C |
| Apr 26 | 50°C | 50°C | 52°C | 50°C |
| Apr 27 | 48°C | 50°C | 48°C | 49°C |
| Apr 28 | 50°C | 50°C | 50°C | 50°C |
| Apr 29 | 48°C | 50°C | 48°C | 49°C |
Friday Harbor Climate and Swimming Opportunities in April
54°F
Average Day Air Temperature
41°F
Average Night Air Temperature
5 in
Precipitation Amount per Month
13 days
Number of Rainy Days
14 hrs
Daylight
per Day
5 hrs
Sunshine
per Day
7 mph
Average Wind Speed
75%
Average
humidity
Friday Harbor lies within the Washington in United States. The average daytime temperature in Friday Harbor in April is 53°F (12°C), while the nighttime average is 41°F (5°C). There are typically 13 rainy days during the month, with a total precipitation of 4.7 inches (120 mm). The daylight duration in April in Friday Harbor is 14 hours, with an average of 5 hours of sunshine per day. The average wind speed in April is 7 mph (11 km/h), and the humidity level is around 75%.
The water temperature in Friday Harbor in April ranges from 46°F to 50°F (8°C to 10°C). At the beginning of the month, the average temperature is around 48°F (9°C), shifting to 48°F (9°C) by mid-April and reaching 48°F (9°C) in the last ten days. Overall, the average sea temperature in Friday Harbor for April is 48°F (9°C). The water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.
Sea Temperature in April in Nearby Cities
Frequently Asked Questions About Water Temperatures in April in Friday Harbor
What is the sea temperature in Friday Harbor in April?
The water temperature in the Salish Sea in Friday Harbor in April ranges from 46°F to 50°F (8°C to 10°C).
Is it possible to swim in the Salish Sea in Friday Harbor in April?
The average sea temperature in Friday Harbor in April is 48°F (9°C), and the air temperature is 53°F (12°C), so the water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.