Sea Temperature in Birch Bay in October

Complete information on the sea temperature range in the Salish Sea in Birch Bay in October. Historical daily data. Climate details for October. Tips on swimming conditions and beach relaxation in Birch Bay. 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 Birch Bay in October

9°C

MINIMUN

11°C

AVERAGE

13°C

MAXIMUM

Historical Data of Water Temperature in October in Birch Bay

Water Temperature Chart for Salish Sea in Birch Bay in October

Sea Temperature Table in Birch Bay in October Over the Past Years

Day	2024	2023	2022	Average
Oct 1	12°C	13°C	12°C	11.8°C
Oct 2	12°C	12°C	12°C	11.5°C
Oct 3	12°C	12°C	12°C	11.5°C
Oct 4	12°C	13°C	11°C	11.5°C
Oct 5	12°C	12°C	11°C	11.3°C
Oct 6	11°C	12°C	11°C	11.0°C
Oct 7	11°C	13°C	11°C	11.3°C
Oct 8	11°C	12°C	11°C	11.0°C
Oct 9	11°C	13°C	11°C	11.3°C
Oct 10	11°C	13°C	11°C	11.3°C
Oct 11	11°C	12°C	11°C	11.0°C
Oct 12	11°C	12°C	11°C	11.3°C
Oct 13	11°C	12°C	10°C	11.0°C
Oct 14	10°C	12°C	10°C	10.5°C
Oct 15	11°C	12°C	10°C	10.8°C
Oct 16	11°C	12°C	10°C	10.8°C
Oct 17	11°C	11°C	10°C	10.5°C
Oct 18	11°C	11°C	10°C	10.5°C
Oct 19	10°C	11°C	10°C	10.3°C
Oct 20	10°C	11°C	9°C	10.0°C
Oct 21	11°C	12°C	9°C	10.5°C
Oct 22	10°C	12°C	9°C	10.3°C
Oct 23	10°C	11°C	9°C	10.0°C
Oct 24	10°C	11°C	9°C	10.0°C
Oct 25	10°C	11°C	9°C	10.0°C
Oct 26	10°C	11°C	9°C	10.0°C
Oct 27	11°C	10°C	9°C	10.0°C
Oct 28	10°C	10°C	9°C	9.8°C
Oct 29	10°C	10°C	9°C	9.8°C
Oct 30	10°C	10°C	9°C	9.8°C

Birch Bay Climate and Swimming Opportunities in October

12°C

Average Day Air Temperature

7°C

Average Night Air Temperature

177 mm

Precipitation Amount per Month

14 days

Number of Rainy Days

11 hrs

Daylight
per Day

4 hrs

Sunshine
per Day

10 km/h

Average Wind Speed

85%

Average
humidity

Birch Bay lies within the Washington in United States. The average daytime temperature in Birch Bay in October is 54°F (12°C), while the nighttime average is 45°F (7°C). There are typically 14 rainy days during the month, with a total precipitation of 7.0 inches (177 mm). The daylight duration in October in Birch Bay is 11 hours, with an average of 4 hours of sunshine per day. The average wind speed in October is 6 mph (10 km/h), and the humidity level is around 85%.

The water temperature in Birch Bay in October ranges from 48°F to 52°F (9°C to 11°C). At the beginning of the month, the average temperature is around 52°F (11°C), shifting to 52°F (11°C) by mid-October and reaching 50°F (10°C) in the last ten days. Overall, the average sea temperature in Birch Bay for October is 52°F (11°C). The water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.

Sea Temperature in October in Nearby Cities

Frequently Asked Questions About Water Temperatures in October in Birch Bay

What is the sea temperature in Birch Bay in October?

The water temperature in the Salish Sea in Birch Bay in October ranges from 48°F to 52°F (9°C to 11°C).

Is it possible to swim in the Salish Sea in Birch Bay in October?

The average sea temperature in Birch Bay in October is 52°F (11°C), and the air temperature is 54°F (12°C), so the water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.