February weather forecastRoy, MT
February
Weather in February
February, the last month of the winter in Roy, is another freezing cold month, with temperature in the range of an average high of 29.1°F (-1.6°C) and an average low of 15.3°F (-9.3°C).Temperature
February and December are identified as the coldest months, with an average high-temperature of 29.1°F (-1.6°C).Humidity
The most humid month in Roy, Montana, is February, with an average relative humidity of 79%.Rainfall
In February, in Roy, the rain falls for 6.9 days. Throughout February, 0.98" (25mm) of precipitation is accumulated. Throughout the year, in Roy, there are 126.2 rainfall days, and 17.83" (453mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall. In Roy, Montana, in February, snow falls for 15.2 days, with typically accumulated 6.65" (169mm) of snow. Throughout the year, there are 83.4 snowfall days, and 45.51" (1156mm) of snow is accumulated.Daylight
The average length of the day in February in Roy is 10h and 19min.On the first day of February, sunrise is at 7:41 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:00 pm MST.
Sunshine
February has the least sunshine of the year in Roy, with an average of 5.5h of sunshine.UV index
The months with the lowest UV index in Roy are January through April, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In February, the maximum UV index of 2 transforms into these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in February
Roy, MT
- Average high temperature in February: 29.1°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The months with the lowest average high temperature are February and December (29.1°F).
- Average low temperature in February: 15.3°F
The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is February (15.3°F).
Average pressure in February
Roy, MT
- Average pressure in February: 30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in February
Roy, MT
- Average wind speed in February: 9.1mph
The windiest months (with the highest average wind speed) are January, April and October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).
Average humidity in February
Roy, MT
- Average humidity in February: 79%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (47%).
Average rainfall in February
Roy, MT
- Average rainfall in February: 0.98"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days in February
Roy, MT
- Average rainfall days in February: 6.9 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (5.4 days).
Average snowfall in February
Roy, MT
- Average snowfall in February: 6.65"
The month with the highest snowfall is April (9.13").
The months with the least snowfall are July and August (0").
Average snowfall days in February
Roy, MT
- Average snowfall days in February: 15.2 days
The month with the highest number of snowfall days is February (15.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in February /
Average sunshine in February
Roy, MT
- Average daylight in February: 10h and 18min
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 30min).
- Average sunshine in February: 5h and 30min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in February
Roy, MT
- Average sunshine days in February: 11.8 days
The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is April (8.3 days).
Average UV index in February
Roy, MT
- Average UV index in February: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in February
Roy, MT
- Average cloud cover in February: 45
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 16).
Average visibility in February
Roy, MT
- Average visibility in February: 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).





