March weather forecast
Birch Bay, WA

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Weather in March

March, the first month of the spring in Birch Bay, is also a frosty month, with an average temperature fluctuating between 38.8°F (3.8°C) and 48.4°F (9.1°C).

Temperature

Birch Bay's shift from February to March is accompanied by an average high-temperature of a still chilly 48.4°F (9.1°C), a slight deviation from 44.1°F (6.7°C). Birch Bay records an average nighttime low of 38.8°F (3.8°C) in March.

Humidity

The average relative humidity in March is 82%.

Rainfall

In March, the rain falls for 19.8 days. Throughout March, 4.65" (118mm) of precipitation is accumulated. Throughout the year, there are 176.1 rainfall days, and 43.78" (1112mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Birch Bay, in March, during 1.7 snowfall days, 1.06" (27mm) of snow is typically accumulated. In Birch Bay, during the entire year, snow falls for 10.5 days and aggregates up to 6.77" (172mm) of snow.

Ocean temperature

In Birch Bay, in March, the average water temperature is 45.1°F (7.3°C).
Note: Swimming at temperatures less than 50°F (10°C) in 45.1°F (7.3°C) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. A quick swim at 55.4°F (13°C) without adequate warmth can be discomforting.

Daylight

In March, the average length of the day in Birch Bay is 11h and 56min.
On the first day of the month, sunrise is at 6:50 am and sunset at 5:55 pm PST. On the last day of March, sunrise is at 6:48 am and sunset at 7:41 pm PDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from PDT to PST.

Sunshine

The average sunshine in March is 5.8h.

UV index

In Birch Bay, the average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 3 during March leads to these advisories:
Take precautions - Protection against sunburn is recommended. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are March temperatures?

The average high-temperature and low-temperature during March are 48.4°F (9.1°C) and 38.8°F (3.8°C) respectively.

What is the average humidity in March?

In March, the average relative humidity is 82%.

How much does it rain in March?

In Birch Bay, in March, it is raining for 19.8 days, with typically 4.65" (118mm) of accumulated precipitation.

How many days does it snow in March?

In Birch Bay, in March, snow falls for 1.7 days, with typically accumulated 1.06" (27mm) of snow.

What is the ocean temperature in March?

In Birch Bay, in March, the average water temperature is 45.1°F (7.3°C). Swimming in 45.1°F (7.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Birch Bay have in March?

The average day length in March is 11h and 56min.

When is the sunrise / sunset in March?

On the first day of March, sunrise is at 6:50 am and sunset at 5:55 pm PST. On the last day of the month, sunrise is at 6:48 am and sunset at 7:41 pm PDT.

When does Daylight Saving Time (DST) start in March in Birch Bay?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March?

The average sunshine duration in March is 5.8h.

What is the UV index intensity in March?

In Birch Bay, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Birch Bay, WA

Average temperature in March - Birch Bay, WA
  • Average high temperature in March: 48.4°F

The warmest month (with the highest average high temperature) is August (70°F).
The month with the lowest average high temperature is December (41.9°F).

  • Average low temperature in March: 38.8°F

The month with the highest average low temperature is August (54.9°F).
The coldest month (with the lowest average low temperature) is February (35.8°F).

Average pressure in March
Birch Bay, WA

Average pressure in March - Birch Bay, WA
  • Average pressure in March: 30"Hg

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is March (30"Hg).

Average wind speed in March
Birch Bay, WA

Average wind speed in March - Birch Bay, WA
  • Average wind speed in March: 6.2mph

The windiest months (with the highest average wind speed) are November and December (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in March
Birch Bay, WA

Average humidity in March - Birch Bay, WA
  • Average humidity in March: 82%

The months with the highest relative humidity are January and November (83%).
The month with the lowest relative humidity is July (74%).

Average rainfall in March
Birch Bay, WA

Average rainfall in March - Birch Bay, WA
  • Average rainfall in March: 4.65"

The wettest month (with the highest rainfall) is November (7.13").
The driest month (with the least rainfall) is July (0.67").

Average rainfall days in March
Birch Bay, WA

Average rainfall days in March - Birch Bay, WA
  • Average rainfall days in March: 19.8 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (6.1 days).

Average snowfall in March
Birch Bay, WA

Average snowfall in March - Birch Bay, WA
  • Average snowfall in March: 1.06"

The month with the highest snowfall is February (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in March
Birch Bay, WA

Average snowfall days in March - Birch Bay, WA
  • Average snowfall days in March: 1.7 days

The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in March
Birch Bay, WA

Average sea temperature in March - Birch Bay, WA
  • Average sea temperature in March: 45.1°F

The best months for swimming (with the highest average sea temperature) are August and September (52.6°F).
The coldest month (with the lowest average sea temperature) is February (44.5°F).

Average daylight in March /
Average sunshine in March
Birch Bay, WA

Average daylight in March / Average sunshine in March - Birch Bay, WA
  • Average daylight in March: 11h and 5min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in March: 5h and 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).

Average sunshine days in March
Birch Bay, WA

Average sunshine days in March - Birch Bay, WA
  • Average sunshine days in March: 9.1 days

The month with the most sunshine days is August (23.2 days).
The month with the least sunshine days is November (8.8 days).

Average UV index in March
Birch Bay, WA

Average UV index in March - Birch Bay, WA
  • Average UV index in March: 3

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in March
Birch Bay, WA

Average cloud cover in March - Birch Bay, WA
  • Average cloud cover in March: 57

The months with the most cloud cover are January and December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in March
Birch Bay, WA

Average visibility in March - Birch Bay, WA
  • Average visibility in March: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Birch Bay, Washington, USA

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