Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January's presence records an average high-temperature of a still icy 37.9°F (3.3°C), closely mirroring December's climate. Roosevelt's nighttime temperature in January falls to an average of 27.5°F (-2.5°C).Humidity
The most humid month in Roosevelt is January, with an average relative humidity of 83%.Rainfall
The month with the most rainfall is January, when the rain falls for 11.3 days and typically aggregates up to 1.1" (28mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Roosevelt. In Roosevelt, in January, snow falls for 4 days, with typically accumulated 2.52" (64mm) of snow. Throughout the year, there are 15.8 snowfall days, and 9.69" (246mm) of snow is accumulated.Daylight
In Roosevelt, the average length of the day in January is 9h and 10min.On the first day of the month, sunrise is at 7:41 am and sunset at 4:26 pm. On the last day of January, in Roosevelt, Washington, sunrise is at 7:23 am and sunset at 5:04 pm PST.
Sunshine
January has the least sunshine of the year in Roosevelt, Washington, with an average of 5.2h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
Is January cold in Roosevelt?
What is the most humid month in Roosevelt?
What is the average humidity in January in Roosevelt?
What is the wettest month in Roosevelt?
How many days does it rain in January in Roosevelt?
How much does it snow in Roosevelt in January?
What is the average length of the day in January in Roosevelt?
When are sunrise and sunset in January in Roosevelt?
What is the month with the least sunshine in Roosevelt?
How many hours of sunshine does Roosevelt have in January?
What is the month with the lowest UV index in Roosevelt?
What is the UV index intensity in January in Roosevelt?
Average temperature in January
Roosevelt, WA
- Average high temperature in January: 37.9°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (36.5°F).
- Average low temperature in January: 27.5°F
The month with the highest average low temperature is August (61.3°F).
The coldest month (with the lowest average low temperature) is December (26.6°F).
Average pressure in January
Roosevelt, WA
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).
Average wind speed in January
Roosevelt, WA
- Average wind speed in January: 6.3mph
The windiest month (with the highest average wind speed) is June (9.2mph).
The calmest month (with the lowest average wind speed) is January (6.3mph).
Average humidity in January
Roosevelt, WA
- Average humidity in January: 83%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (40%).
Average rainfall in January
Roosevelt, WA
- Average rainfall in January: 1.1"
The wettest month (with the highest rainfall) is January (1.1").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in January
Roosevelt, WA
- Average rainfall days in January: 11.3 days
The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is July (4.4 days).
Average snowfall in January
Roosevelt, WA
- Average snowfall in January: 2.52"
The month with the highest snowfall is February (3.86").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Roosevelt, WA
- Average snowfall days in January: 4 days
The month with the highest number of snowfall days is December (4.8 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).
Average daylight in January /
Average sunshine in January
Roosevelt, WA
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January: 5h and 1min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in January
Roosevelt, WA
- Average sunshine days in January: 15.1 days
The month with the most sunshine days is July (25 days).
The month with the least sunshine days is February (14 days).
Average UV index in January
Roosevelt, WA
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Roosevelt, WA
- Average cloud cover in January: 48
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in January
Roosevelt, WA
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Roosevelt, Washington, USA
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