January weather forecastBrownstown, WA
January
Weather in January
January, the same as December, is another cold winter month in Brownstown, Washington, with an average temperature fluctuating between 36.1°F (2.3°C) and 24.8°F (-4°C).Temperature
The transition into January is marked with an average high-temperature of a still cold 36.1°F (2.3°C), showing an insignificant shift from December's 35.2°F (1.8°C). Brownstown experiences an average low-temperature of 24.8°F (-4°C) in month of January.Humidity
January is the most humid month in Brownstown, Washington, with an average relative humidity of 84%.Rainfall
January is the month with the most rainfall in Brownstown. Rain falls for 11.9 days and accumulates 1.61" (41mm) of precipitation.Snowfall
January through April, September, November and December are months with snowfall in Brownstown. In Brownstown, during January, snow falls for 4.8 days and regularly aggregates up to 3.27" (83mm) of snow. Throughout the year, there are 19.9 snowfall days, and 12.36" (314mm) of snow is accumulated.Daylight
The average length of the day in January in Brownstown is 9h and 5min.On the first day of the month, sunrise is at 7:45 am and sunset at 4:26 pm. On the last day of January, sunrise is at 7:26 am and sunset at 5:04 pm PST.
Sunshine
With an average of 5.4h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index in Brownstown are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 2 in January leads to these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Brownstown, WA
- Average high temperature in January: 36.1°F
The warmest month (with the highest average high temperature) is August (83.1°F).
The month with the lowest average high temperature is December (35.2°F).
- Average low temperature in January: 24.8°F
The month with the highest average low temperature is August (56.8°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).
Average pressure in January
Brownstown, WA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.94"Hg).
Average wind speed in January
Brownstown, WA
- Average wind speed in January: 4.6mph
The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is December (4.5mph).
Average humidity in January
Brownstown, WA
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (43%).
Average rainfall in January
Brownstown, WA
- Average rainfall in January: 1.61"
The wettest month (with the highest rainfall) is January (1.61").
The driest month (with the least rainfall) is July (0.12").
Average rainfall days in January
Brownstown, WA
- Average rainfall days in January: 11.9 days
The month with the highest number of rainy days is March (13.7 days).
The month with the least rainy days is July (3.1 days).
Average snowfall in January
Brownstown, WA
- Average snowfall in January: 3.27"
The month with the highest snowfall is February (3.5").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in January
Brownstown, WA
- Average snowfall days in January: 4.8 days
The month with the highest number of snowfall days is December (5.5 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in January /
Average sunshine in January
Brownstown, WA
- Average daylight in January: 9h and 6min
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 24min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in January
Brownstown, WA
- Average sunshine days in January: 14.3 days
The month with the most sunshine days is July (25.9 days).
The month with the least sunshine days is February (12.6 days).
Average UV index in January
Brownstown, WA
- Average UV index in January: 2
The month with the highest UV index is 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
Brownstown, WA
- Average cloud cover in January: 44
The month with the most cloud cover is January (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility in January
Brownstown, WA
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).





