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
The dawn of January sees an average high-temperature of a still chilly 43.9°F (6.6°C), subtly contrasting with December's 43.3°F (6.3°C). Prevost notes a consistent average low-temperature of 38.3°F (3.5°C) during January nights.Humidity
The most humid month is January, with an average relative humidity of 83%.Rainfall
January is the month with the most rainfall. Rain falls for 8.5 days and accumulates 1.46" (37mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Prevost. In Prevost, Washington, in January, during 1.2 snowfall days, 1.06" (27mm) of snow is typically accumulated. In Prevost, during the entire year, snow falls for 6.8 days and aggregates up to 3.66" (93mm) of snow.Daylight
The average length of the day in January is 8h and 50min.On the first day of January, sunrise is at 8:05 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 5:08 pm PST.
Sunshine
January and December, with an average of 4.5h of sunshine, are months with the least 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 reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 2 in January leads to these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in January?
What is the most humid month?
What is the average humidity in January?
What is the wettest month?
How much does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
What are the months with the least sunshine?
How many hours of sunshine does Prevost have in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Prevost, WA
- Average high temperature in January: 43.9°F
The warmest months (with the highest average high temperature) are July and August (68.4°F).
The month with the lowest average high temperature is December (43.3°F).
- Average low temperature in January: 38.3°F
The month with the highest average low temperature is August (56.7°F).
The coldest month (with the lowest average low temperature) is February (37.9°F).
Average pressure in January
Prevost, WA
- Average pressure in January: 30.06"Hg
The months with the highest atmospheric pressure are January and July (30.06"Hg).
The month with the lowest atmospheric pressure is March (29.99"Hg).
Average wind speed in January
Prevost, WA
- Average wind speed in January: 6.7mph
The windiest month (with the highest average wind speed) is November (7.3mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in January
Prevost, WA
- Average humidity in January: 83%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (73%).
Average rainfall in January
Prevost, WA
- Average rainfall in January: 1.46"
The wettest month (with the highest rainfall) is January (1.46").
The driest months (with the least rainfall) are July and August (0.12").
Average rainfall days in January
Prevost, WA
- Average rainfall days in January: 8.5 days
The month with the highest number of rainy days is December (8.6 days).
The month with the least rainy days is August (2.3 days).
Average snowfall in January
Prevost, WA
- Average snowfall in January: 1.06"
The month with the highest snowfall is February (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Prevost, WA
- Average snowfall days in January: 1.2 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Prevost, WA
- Average daylight in January: 8h and 5min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in January: 4h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 30min).
Average sunshine days in January
Prevost, WA
- Average sunshine days in January: 20.8 days
The month with the most sunshine days is August (28.2 days).
The month with the least sunshine days is February (17.4 days).
Average UV index in January
Prevost, WA
- Average UV index in January: 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 2).
Average cloud cover in January
Prevost, WA
- Average cloud cover in January: 53
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 20).
Average visibility in January
Prevost, WA
- Average visibility in January: 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).
Prevost, Washington, USA
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