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Sea Temperature in Oak Harbor in April

Complete information on the sea temperature range in the Salish Sea in Oak Harbor in April. Historical daily data. Climate details for April. Tips on swimming conditions and beach relaxation in Oak 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 Oak Harbor in April

6°C

MINIMUN

8°C

AVERAGE

10°C

MAXIMUM

Historical Data of Water Temperature in April in Oak Harbor

Water Temperature Chart for Salish Sea in Oak Harbor in April

Sea Temperature Table in Oak Harbor in April Over the Past Years

Day202420232022Average
Apr 17°C8°C6°C7.5°C
Apr 28°C8°C6°C8.0°C
Apr 38°C8°C7°C8.3°C
Apr 49°C8°C6°C8.0°C
Apr 59°C9°C6°C8.5°C
Apr 69°C8°C6°C8.0°C
Apr 79°C9°C8°C8.8°C
Apr 88°C8°C9°C8.5°C
Apr 98°C9°C7°C8.3°C
Apr 109°C9°C8°C8.8°C
Apr 119°C8°C8°C8.5°C
Apr 129°C9°C9°C9.0°C
Apr 139°C9°C6°C8.0°C
Apr 149°C9°C7°C8.5°C
Apr 159°C9°C6°C8.3°C
Apr 169°C9°C6°C8.3°C
Apr 179°C9°C7°C8.5°C
Apr 1810°C9°C7°C8.8°C
Apr 1910°C9°C7°C8.8°C
Apr 2010°C9°C7°C8.8°C
Apr 219°C10°C8°C9.3°C
Apr 2210°C10°C6°C9.0°C
Apr 239°C9°C9°C9.0°C
Apr 249°C9°C9°C9.0°C
Apr 259°C10°C6°C8.5°C
Apr 269°C9°C7°C8.5°C
Apr 2710°C10°C6°C8.8°C
Apr 289°C9°C8°C8.8°C
Apr 299°C9°C6°C8.3°C
Washington, United StatesWashington, United StatesWashington, United States

Oak Harbor Climate and Swimming Opportunities in April

15°C

Average Day Air Temperature

5°C

Average Night Air Temperature

72 mm

Precipitation Amount per Month

15 days

Number of Rainy Days

13 hrs

Daylight
per Day

7 hrs

Sunshine
per Day

12 km/h

Average Wind Speed

72%

Average
humidity

Oak Harbor lies within the Washington in United States. The average daytime temperature in Oak Harbor in April is 59°F (15°C), while the nighttime average is 41°F (5°C). There are typically 15 rainy days during the month, with a total precipitation of 2.8 inches (72 mm). The daylight duration in April in Oak Harbor is 13 hours, with an average of 7 hours of sunshine per day. The average wind speed in April is 7 mph (12 km/h), and the humidity level is around 72%.

The water temperature in Oak Harbor in April ranges from 45°F to 48°F (7°C to 9°C). At the beginning of the month, the average temperature is around 46°F (8°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 Oak 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.

Frequently Asked Questions About Water Temperatures in April in Oak Harbor

What is the sea temperature in Oak Harbor in April?

The water temperature in the Salish Sea in Oak Harbor in April ranges from 45°F to 48°F (7°C to 9°C).

Is it possible to swim in the Salish Sea in Oak Harbor in April?

The average sea temperature in Oak Harbor in April is 48°F (9°C), and the air temperature is 59°F (15°C), so the water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.