Contents
- Weather in March
- Frequently asked questions
- Average temperature in March
- Average pressure in March
- Average wind speed in March
- Average humidity in March
- Average rainfall in March
- Average rainfall days in March
- Average snowfall in March
- Average snowfall days in March
- Average daylight in March
- Average sunshine in March
- Average sunshine days in March
- Average UV index in March
- Average cloud cover in March
- Average visibility in March
Weather in March
Temperature
In Roslyn, the average high-temperature in March slightly rises, from 32°F (0°C) in February, to a still icy 37.6°F (3.1°C). During the nights in March, Roslyn observes an average low-temperature of 23.9°F (-4.5°C).Humidity
In Roslyn, the average relative humidity in March is 88%.Rainfall
In March, the rain falls for 18.3 days. Throughout March, 3.23" (82mm) of precipitation is accumulated. Throughout the year, there are 161.2 rainfall days, and 28.46" (723mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. In Roslyn, in March, snow falls for 12.8 days, with typically accumulated 8.15" (207mm) of snow. In Roslyn, during the entire year, snow falls for 69.9 days and aggregates up to 60.24" (1530mm) of snow.Daylight
In Roslyn, the average length of the day in March is 11h and 57min.On the first day of the month, sunrise is at 6:42 am and sunset at 5:50 pm PST. On the last day of March, sunrise is at 6:42 am and sunset at 7:32 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 is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In March, the maximum UV index of 2 transforms into these recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during March?
What is the average humidity in March?
How much does it rain in March?
How much does it snow in March?
What is the average length of the day in March?
When are sunrise and sunset in March?
When does Daylight Saving Time (DST) start in March?
How long on average sun shines in March?
How high is the UV index in March in Roslyn?
Average temperature in March
Roslyn, WA
- Average high temperature in March: 37.6°F
The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is December (29.7°F).
- Average low temperature in March: 23.9°F
The month with the highest average low temperature is August (47.8°F).
The coldest month (with the lowest average low temperature) is December (18.3°F).
Average pressure in March
Roslyn, WA
- Average pressure in March: 30.01"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).
Average wind speed in March
Roslyn, WA
- Average wind speed in March: 5mph
The windiest month (with the highest average wind speed) is June (6.7mph).
The calmest month (with the lowest average wind speed) is December (4.2mph).
Average humidity in March
Roslyn, WA
- Average humidity in March: 88%
The months with the highest relative humidity are January and February (92%).
The months with the lowest relative humidity are July and August (60%).
Average rainfall in March
Roslyn, WA
- Average rainfall in March: 3.23"
The wettest month (with the highest rainfall) is January (4.41").
The driest month (with the least rainfall) is July (0.39").
Average rainfall days in March
Roslyn, WA
- Average rainfall days in March: 18.3 days
The months with the highest number of rainy days are March and April (18.3 days).
The month with the least rainy days is August (5.5 days).
Average snowfall in March
Roslyn, WA
- Average snowfall in March: 8.15"
The month with the highest snowfall is January (16.3").
The months with the least snowfall are June, July and August (0").
Average snowfall days in March
Roslyn, WA
- Average snowfall days in March: 12.8 days
The month with the highest number of snowfall days is December (15.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in March /
Average sunshine in March
Roslyn, WA
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in March: 5h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in March
Roslyn, WA
- Average sunshine days in March: 7.7 days
The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (6.8 days).
Average UV index in March
Roslyn, WA
- Average UV index in March: 2
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 1).
Average cloud cover in March
Roslyn, WA
- Average cloud cover in March: 56
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 18).
Average visibility in March
Roslyn, WA
- Average visibility in March: 4mi
The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (3mi).
Roslyn, Washington, USA
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