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
In January, Usk's weather conditions record an average high-temperature of a still freezing cold 29.7°F (-1.3°C), demonstrating little divergence from the preceding month. Throughout January, the nighttime temperature averages to a still freezing cold 18.1°F (-7.7°C).Humidity
The most humid month is January, with an average relative humidity of 95%.Rainfall
January is the month with the most rainfall. Rain falls for 7.7 days and accumulates 2.99" (76mm) of precipitation.Snowfall
Months with snowfall are January through June, September through December. January is the month with the most snowfall. Snow falls for 21.4 days and accumulates 23.39" (594mm) of snow.Daylight
In January, the average length of the day is 8h and 52min.On the first day of January, sunrise is at 7:40 am and sunset at 4:05 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:46 pm PST.
Sunshine
The month with the least sunshine is January, with an average of 3.2h of sunshine.UV index
In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high UV index of 2 in January translates into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. 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
How cold is January in Usk?
What is the most humid month?
What is the average humidity in January?
What is the wettest month in Usk?
How many days does it rain in January?
When does it snow the most in Usk?
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 is the month with the least sunshine?
How many hours of sunshine does Usk have in January?
How high is the UV index in January?
Average temperature in January
Usk, WA
- Average high temperature in January: 29.7°F
The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (28.8°F).
- Average low temperature in January: 18.1°F
The month with the highest average low temperature is August (50.2°F).
The coldest months (with the lowest average low temperature) are February and December (18°F).
Average pressure in January
Usk, WA
- Average pressure in January: 30.19"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Usk, WA
- Average wind speed in January: 3.4mph
The windiest month (with the highest average wind speed) is April (4.4mph).
The calmest month (with the lowest average wind speed) is December (3.3mph).
Average humidity in January
Usk, WA
- Average humidity in January: 95%
The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (51%).
Average rainfall in January
Usk, WA
- Average rainfall in January: 2.99"
The wettest month (with the highest rainfall) is January (2.99").
The driest month (with the least rainfall) is August (0.51").
Average rainfall days in January
Usk, WA
- Average rainfall days in January: 7.7 days
The month with the highest number of rainy days is April (17.2 days).
The months with the least rainy days are February and August (6.8 days).
Average snowfall in January
Usk, WA
- Average snowfall in January: 23.39"
The month with the highest snowfall is January (23.39").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Usk, WA
- Average snowfall days in January: 21.4 days
The month with the highest number of snowfall days is December (21.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Usk, WA
- Average daylight in January: 8h and 5min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in January: 3h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in January
Usk, WA
- Average sunshine days in January: 9.6 days
The month with the most sunshine days is August (21.9 days).
The months with the least sunshine days are February, March and April (7.8 days).
Average UV index in January
Usk, 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 February, November and December (UV index 1).
Average cloud cover in January
Usk, WA
- Average cloud cover in January: 67
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in January
Usk, WA
- Average visibility in January: 2mi
The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).
Usk, Washington, USA
Weather forecast for your location
2. Allow the app to use your location