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 arrival of January denotes a barely perceptible change in the average high-temperatures to a chilly 43.2°F (6.2°C) from December's 41.4°F (5.2°C). Throughout January, the temperature in Duvall tends to fall to a consistent average low of 33.3°F (0.7°C).Humidity
The months with the highest humidity are January, February and December, with an average relative humidity of 86%.Rainfall
In Duvall, Washington, in January, during 14.4 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. Throughout the year, there are 137.3 rainfall days, and 16.65" (423mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In January, in Duvall, it is snowing for 1.8 days. Throughout January, 1.02" (26mm) of snow is accumulated. Throughout the year, there are 8.4 snowfall days, and 3.5" (89mm) of snow is accumulated.Daylight
The average length of the day in January in Duvall is 8h and 56min.On the first day of January in Duvall, sunrise is at 7:56 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:06 pm PST.
Sunshine
In January, the average sunshine in Duvall is 4h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Duvall, Washington. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
Is it cold in Duvall during January?
What is the most humid month in Duvall?
What is the average humidity in January in Duvall?
How many days does it rain in January in Duvall?
How many days does it snow in January in Duvall?
How many hours of daylight does Duvall have in January?
When is the sunrise / sunset in January in Duvall?
How many hours of sunshine does Duvall have in January?
When is the lowest UV index in Duvall?
How high is the UV index in January in Duvall?
Average temperature in January
Duvall, WA
- Average high temperature in January: 43.2°F
The warmest month (with the highest average high temperature) is August (75.7°F).
The month with the lowest average high temperature is December (41.4°F).
- Average low temperature in January: 33.3°F
The month with the highest average low temperature is August (50.2°F).
The coldest month (with the lowest average low temperature) is December (32.2°F).
Average pressure in January
Duvall, WA
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in January
Duvall, WA
- Average wind speed in January: 5mph
The windiest month (with the highest average wind speed) is January (5mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).
Average humidity in January
Duvall, WA
- Average humidity in January: 86%
The months with the highest relative humidity are January, February and December (86%).
The month with the lowest relative humidity is July (71%).
Average rainfall in January
Duvall, WA
- Average rainfall in January: 2.4"
The wettest month (with the highest rainfall) is December (2.6").
The driest months (with the least rainfall) are July and August (0.31").
Average rainfall days in January
Duvall, WA
- Average rainfall days in January: 14.4 days
The month with the highest number of rainy days is March (15.8 days).
The month with the least rainy days is August (4.8 days).
Average snowfall in January
Duvall, WA
- Average snowfall in January: 1.02"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Duvall, WA
- Average snowfall days in January: 1.8 days
The month with the highest number of snowfall days is February (2.7 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
Duvall, WA
- Average daylight in January: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in January
Duvall, WA
- Average sunshine days in January: 13.8 days
The month with the most sunshine days is August (24.1 days).
The month with the least sunshine days is February (12.6 days).
Average UV index in January
Duvall, 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
Duvall, WA
- Average cloud cover in January: 58
The month with the most cloud cover is December (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in January
Duvall, WA
- Average visibility in January: 4mi
The months with the highest visibility are July and August (6mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).
Duvall, Washington, USA
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