Contents
- Weather in February
- Frequently asked questions
- Average temperature in February
- Average pressure in February
- Average wind speed in February
- Average humidity in February
- Average rainfall in February
- Average rainfall days in February
- Average snowfall in February
- Average snowfall days in February
- Average daylight in February
- Average sunshine in February
- Average sunshine days in February
- Average UV index in February
- Average cloud cover in February
- Average visibility in February
Weather in February
Temperature
Stepping into February, Roslyn records an average high-temperature of a wintry 32°F (0°C), almost consistent with January. Throughout February, the average low-temperature records at a subzero cold 19.2°F (-7.1°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 92%.Rainfall
In February, the rain falls for 13.6 days. Throughout February, 3.94" (100mm) 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 February, it is snowing for 14.3 days. Throughout February, 13.35" (339mm) of snow is accumulated. Throughout the year, in Roslyn, there are 69.9 snowfall days, and 60.24" (1530mm) of snow is accumulated.Daylight
The average length of the day in February in Roslyn is 10h and 19min.On the first day of the month, sunrise is at 7:29 am and sunset at 5:05 pm. On the last day of February, sunrise is at 6:44 am and sunset at 5:48 pm PST.
Sunshine
In Roslyn, the average sunshine in February is 3.9h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Roslyn. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: During February, 1 as the daily maximum UV index converts into the following advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. 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
How cold is it in February?
What is the most humid month?
What is the average humidity in February?
How many days does it rain in February?
How much does it snow in February?
How many hours of daylight does Roslyn have in February?
What time are sunrise and sunset in February?
How long on average sun shines in February?
What are the months with the lowest UV index?
What is the UV index reading in February?
Average temperature in February
Roslyn, WA
- Average high temperature in February: 32°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 February: 19.2°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 February
Roslyn, WA
- Average pressure in February: 30.08"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 February
Roslyn, WA
- Average wind speed in February: 4.7mph
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 February
Roslyn, WA
- Average humidity in February: 92%
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 February
Roslyn, WA
- Average rainfall in February: 3.94"
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 February
Roslyn, WA
- Average rainfall days in February: 13.6 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 February
Roslyn, WA
- Average snowfall in February: 13.35"
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 February
Roslyn, WA
- Average snowfall days in February: 14.3 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 February /
Average sunshine in February
Roslyn, WA
- Average daylight in February: 10h and 2min
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 February: 3h 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 February
Roslyn, WA
- Average sunshine days in February: 6.8 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 February
Roslyn, WA
- Average UV index in February: 1
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 February
Roslyn, WA
- Average cloud cover in February: 62
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 February
Roslyn, WA
- Average visibility in February: 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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