March weather forecast
Bellingham, WA

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Scenic landscape of hills and the sea in this small town in Bellingham, Washington
Scenic landscape of hills and the sea in this small town in Bellingham, Washington

Weather in March

With the onset of spring, March in Bellingham starts to exhibit gradual warming as the city bids farewell to the vestiges of winter. The wind speed dwindles further, whilst daylight hours start to increase, amplifying the overall visibility. Climatic serenity sets in with the seaboard influence, resulting in relatively consistent pressures. Rainfall strikes a balance at 1.77" (45mm), quite similar to January, with spring showers becoming a frequent sight around the city. A shifting weather paradigm paves the way for a warmer and more inviting climate landscape in the forthcoming months.

Temperature

Bellingham's weather, upon March's arrival, documents an average high-temperature of a still chilly 48°F (8.9°C), nearly identical to the prior month. In Bellingham, March nights cool down to an average of 37.4°F (3°C).

Humidity

In March, the average relative humidity is 83%.

Rainfall

In Bellingham, during March, the rain falls for 17.3 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Bellingham, during the entire year, the rain falls for 158 days and collects up to 18.7" (475mm) of precipitation.

Snowfall

Months with snowfall in Bellingham are January through April, November and December. In Bellingham, in March, during 1.9 snowfall days, 0.98" (25mm) of snow is typically accumulated. In Bellingham, during the entire year, snow falls for 9.4 days and aggregates up to 4.65" (118mm) of snow.

Ocean temperature

In Bellingham, the average seawater temperature in March is 44.8°F (7.1°C).
Note: Dipping into 44.8°F (7.1°C) below 50°F (10°C) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 55.4°F (13°C) can be jarring.

Daylight

In Bellingham, the average length of the day in March is 11h and 56min.
On the first day of the month, sunrise is at 6:49 am and sunset at 5:54 pm PST. On the last day of March, in Bellingham, sunrise is at 6:47 am and sunset at 7:40 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

In March, the average sunshine is 5.9h.

UV index

In March, the average daily maximum UV index in Bellingham is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In March, a regular UV index of 3 translates into these guidelines:
Take precautions. Light skin individuals may get burned in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average March temperature in Bellingham?

An average high-temperature, in March, in Bellingham, is 48°F (8.9°C) and the average low-temperature is 37.4°F (3°C).

What is the average humidity in March in Bellingham?

In March, the average relative humidity in Bellingham is 83%.

How much does it rain in Bellingham in March?

In Bellingham, Washington, in March, it is raining for 17.3 days, with typically 1.77" (45mm) of accumulated precipitation.

How much does it snow in Bellingham in March?

In March, it is snowing for 1.9 days. Throughout March, 0.98" (25mm) of snow is accumulated.

What is the ocean temperature in March in Bellingham?

In Bellingham, in March, the average water temperature is 44.8°F (7.1°C). Swimming in 44.8°F (7.1°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Bellingham have in March?

In Bellingham, Washington, the average day length in March is 11h and 56min.

When is the sunrise / sunset in March in Bellingham?

In March, on the first day of the month, sunrise is at 6:49 am and sunset at 5:54 pm PST. On the last day of the month, sunrise is at 6:47 am and sunset at 7:40 pm PDT.

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

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

How many hours of sunshine does Bellingham have in March?

In Bellingham, Washington, the average sunshine duration in March is 5.9h.

What is the UV index reading in March in Bellingham?

In Bellingham, Washington, the average daily maximum UV index in March is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
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
Bellingham, WA

Average temperature in March - Bellingham, WA
  • Average high temperature in March: 48°F

The warmest months (with the highest average high temperature) are July and August (70.3°F).
The month with the lowest average high temperature is December (41.9°F).

  • Average low temperature in March: 37.4°F

The month with the highest average low temperature is August (53.2°F).
The coldest month (with the lowest average low temperature) is December (34.9°F).

Average pressure in March
Bellingham, WA

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

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is March (30"Hg).

Average wind speed in March
Bellingham, WA

Average wind speed in March - Bellingham, WA
  • Average wind speed in March: 5.8mph

The windiest month (with the highest average wind speed) is November (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in March
Bellingham, WA

Average humidity in March - Bellingham, WA
  • Average humidity in March: 83%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is July (74%).

Average rainfall in March
Bellingham, WA

Average rainfall in March - Bellingham, WA
  • Average rainfall in March: 1.77"

The wettest month (with the highest rainfall) is November (2.64").
The driest month (with the least rainfall) is July (0.55").

Average rainfall days in March
Bellingham, WA

Average rainfall days in March - Bellingham, WA
  • Average rainfall days in March: 17.3 days

The month with the highest number of rainy days is March (17.3 days).
The month with the least rainy days is August (7.1 days).

Average snowfall in March
Bellingham, WA

Average snowfall in March - Bellingham, WA
  • Average snowfall in March: 0.98"

The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in March
Bellingham, WA

Average snowfall days in March - Bellingham, WA
  • Average snowfall days in March: 1.9 days

The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in March
Bellingham, WA

Average sea temperature in March - Bellingham, WA
  • Average sea temperature in March: 44.8°F

The best month for swimming (with the highest average sea temperature) is August (53.2°F).
The coldest month (with the lowest average sea temperature) is February (44.5°F).

Average daylight in March /
Average sunshine in March
Bellingham, WA

Average daylight in March / Average sunshine in March - Bellingham, 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 30min).
The months with the least sunshine are January and December (Average sunshine: 4h and 12min).

Average sunshine days in March
Bellingham, WA

Average sunshine days in March - Bellingham, WA
  • Average sunshine days in March: 11.2 days

The month with the most sunshine days is July (22.3 days).
The month with the least sunshine days is April (10.8 days).

Average UV index in March
Bellingham, WA

Average UV index in March - Bellingham, WA
  • Average UV index in March: 3

The month with the highest UV index is 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
Bellingham, WA

Average cloud cover in March - Bellingham, WA
  • Average cloud cover in March: 55

The months with the most cloud cover are January and December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in March
Bellingham, WA

Average visibility in March - Bellingham, 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).

Bellingham, Washington, USA

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