January weather forecastHarrah, WA
January
Weather in January
January, the same as December, is a wintry winter month in Harrah, Washington, with an average temperature varying between 27.1°F (-2.7°C) and 37.9°F (3.3°C).Temperature
Harrah experiences a transition to a still wintry 37.9°F (3.3°C) in average high-temperatures with the arrival of January, not greatly differing from December's 37°F (2.8°C). Throughout January, the nighttime temperature averages to a subzero cold 27.1°F (-2.7°C).Humidity
January is the most humid month, with an average relative humidity of 81%.Rainfall
The month with the most rainfall is January, when the rain falls for 9.3 days and typically aggregates up to 0.83" (21mm) of precipitation.Snowfall
Months with snowfall in Harrah are January through March, September, November and December. In Harrah, Washington, in January, during 3.2 snowfall days, 1.5" (38mm) of snow is typically accumulated. Throughout the year, in Harrah, there are 12.8 snowfall days, and 5.35" (136mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 5min.On the first day of January, sunrise is at 7:45 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:04 pm PST.
Sunshine
The month with the least sunshine is January, with an average of 5.6h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In January, the maximum UV index of 2 suggests this advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Harrah, WA
- Average high temperature in January: 37.9°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is December (37°F).
- Average low temperature in January: 27.1°F
The month with the highest average low temperature is August (61.2°F).
The coldest month (with the lowest average low temperature) is December (25.7°F).
Average pressure in January
Harrah, 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 (29.93"Hg).
Average wind speed in January
Harrah, WA
- Average wind speed in January: 4.7mph
The windiest months (with the highest average wind speed) are April and June (7.1mph).
The calmest month (with the lowest average wind speed) is December (4.6mph).
Average humidity in January
Harrah, WA
- Average humidity in January: 81%
The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (38%).
Average rainfall in January
Harrah, WA
- Average rainfall in January: 0.83"
The wettest month (with the highest rainfall) is January (0.83").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days in January
Harrah, WA
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is March (9.8 days).
The month with the least rainy days is July (2.1 days).
Average snowfall in January
Harrah, WA
- Average snowfall in January: 1.5"
The month with the highest snowfall is February (1.73").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days in January
Harrah, WA
- Average snowfall days in January: 3.2 days
The month with the highest number of snowfall days is February (3.9 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
Harrah, 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 36min
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 36min).
Average sunshine days in January
Harrah, WA
- Average sunshine days in January: 18.7 days
The month with the most sunshine days is July (27.3 days).
The month with the least sunshine days is February (17.9 days).
Average UV index in January
Harrah, WA
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Harrah, WA
- Average cloud cover in January: 40
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 8).
Average visibility in January
Harrah, 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).





