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
Roslyn experiences a transition to a still subzero cold 21.4°F (-5.9°C) in average high-temperatures with the arrival of February, not greatly differing from January's 18.9°F (-7.3°C). The average temperature during February nights is registered at a frigid cold 7.2°F (-13.8°C).Humidity
The average relative humidity in February is 89%.Rainfall
In February, the rain falls for 2.3 days. Throughout February, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 112.9 rainfall days, and 22.09" (561mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Roslyn, during February, snow falls for 12.5 days and regularly aggregates up to 4.29" (109mm) of snow. Throughout the year, there are 68.4 snowfall days, and 23.74" (603mm) of snow is accumulated.Daylight
The average length of the day in February is 10h and 25min.On the first day of February, sunrise is at 7:51 am and sunset at 5:35 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:16 pm CST.
Sunshine
In Roslyn, the average sunshine in February is 4h.UV index
In Roslyn, the average daily maximum UV index in February is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: In February, the UV index of 2 transforms into the following advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is February?
What is the average humidity in February in Roslyn?
How much does it rain in Roslyn in February?
How much does it snow in Roslyn in February?
How many hours of daylight does Roslyn have in February?
When is the sunrise / sunset in February?
How many hours of sunshine does Roslyn have in February?
How high is the UV index in February in Roslyn?
Average temperature in February
Roslyn, SD
- Average high temperature in February: 21.4°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (18.9°F).
- Average low temperature in February: 7.2°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (5°F).
Average pressure in February
Roslyn, SD
- Average pressure in February: 30.17"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in February
Roslyn, SD
- Average wind speed in February: 10.6mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).
Average humidity in February
Roslyn, SD
- Average humidity in February: 89%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (66%).
Average rainfall in February
Roslyn, SD
- Average rainfall in February: 0.71"
The wettest month (with the highest rainfall) is July (3.58").
The driest month (with the least rainfall) is November (0.63").
Average rainfall days in February
Roslyn, SD
- Average rainfall days in February: 2.3 days
The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in February
Roslyn, SD
- Average snowfall in February: 4.29"
The month with the highest snowfall is December (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in February
Roslyn, SD
- Average snowfall days in February: 12.5 days
The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in February /
Average sunshine in February
Roslyn, SD
- Average daylight in February: 10h and 2min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in February: 4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in February
Roslyn, SD
- Average sunshine days in February: 14.9 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in February
Roslyn, SD
- Average UV index in February: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in February
Roslyn, SD
- Average cloud cover in February: 63
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in February
Roslyn, SD
- Average visibility in February: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Roslyn, South Dakota, USA
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