March weather forecastSequim, WA

March
Weather in March
March brings a slight shift in the weather with an average high temperature of 45.7°F (7.6°C). The mark of spring in Sequim comes with an increase in daylight hours. The city witnesses a decrease in humidity, making the weather fairly comfortable. Expect less chance of snowfall from this point on as the season starts to change. The arrival of spring also brings more vibrant colors to the local flora.Temperature
March's advent in Sequim denotes a minor fluctuation in the average high-temperature to a chilly 45.7°F (7.6°C) from February's 42.3°F (5.7°C). Throughout March, Sequim's nights cool down to an average of 36.1°F (2.3°C).Humidity
The average relative humidity in March is 84%.Rainfall
In Sequim, during March, the rain falls for 19.8 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Sequim, during the entire year, the rain falls for 174.1 days and collects up to 19.45" (494mm) of precipitation.Snowfall
Months with snowfall in Sequim are January through April, November and December. In Sequim, Washington, in March, during 1.1 snowfall days, 0.31" (8mm) of snow is typically accumulated. In Sequim, during the entire year, snow falls for 7 days and aggregates up to 3.86" (98mm) of snow.Daylight
The average length of the day in March in Sequim is 11h and 57min.On the first day of March, sunrise is at 6:51 am and sunset at 5:57 pm PST. On the last day of the month, sunrise is at 6:50 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
In Sequim, the average sunshine in March is 6.4h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Sequim. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 2 in March leads to these guidelines:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Sequim, WA
- Average high temperature in March: 45.7°F
The warmest month (with the highest average high temperature) is August (68°F).
The month with the lowest average high temperature is December (41.2°F).
- Average low temperature in March: 36.1°F
The month with the highest average low temperature is August (52.3°F).
The coldest month (with the lowest average low temperature) is February (34.3°F).
Average pressure in March
Sequim, 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
Sequim, WA
- Average wind speed in March: 5.4mph
The windiest month (with the highest average wind speed) is November (5.9mph).
The calmest months (with the lowest average wind speed) are August and September (3.7mph).
Average humidity in March
Sequim, WA
- Average humidity in March: 84%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in March
Sequim, WA
- Average rainfall in March: 1.69"
The wettest month (with the highest rainfall) is January (2.56").
The driest month (with the least rainfall) is July (0.59").
Average rainfall days in March
Sequim, 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 (6.8 days).
Average snowfall in March
Sequim, WA
- Average snowfall in March: 0.31"
The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in March
Sequim, WA
- Average snowfall days in March: 1.1 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in March /
Average sunshine in March
Sequim, WA
- Average daylight in March: 11h and 54min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in March: 6h and 24min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in March
Sequim, WA
- Average sunshine days in March: 8.9 days
The month with the most sunshine days is August (21.4 days).
The month with the least sunshine days is March (8.9 days).
Average UV index in March
Sequim, WA
- Average UV index in March: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in March
Sequim, WA
- Average cloud cover in March: 51
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in March
Sequim, 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).





