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
Ravensdale experiences an average high-temperature of a still icy 42.4°F (5.8°C) with the onset of January, subtly varied from December's 40.8°F (4.9°C). During the nights in January, Ravensdale observes an average low-temperature of 32.7°F (0.4°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 86%.Rainfall
In Ravensdale, Washington, during January, the rain falls for 18.2 days and regularly aggregates up to 5.31" (135mm) of precipitation. Throughout the year, in Ravensdale, there are 182.4 rainfall days, and 36.77" (934mm) of precipitation is accumulated.Snowfall
Months with snowfall in Ravensdale are January through April, November and December. In Ravensdale, in January, during 3.3 snowfall days, 2.83" (72mm) of snow is typically accumulated. In Ravensdale, during the entire year, snow falls for 19.7 days and aggregates up to 11.5" (292mm) of snow.Daylight
The average length of the day in January in Ravensdale is 8h and 59min.On the first day of January, sunrise is at 7:54 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:07 pm PST.
Sunshine
The months with the least sunshine are January and December, with an average of 4.1h of sunshine.UV index
In Ravensdale, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 2 in January interprets into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January in Ravensdale?
What is the most humid month in Ravensdale?
What is the average humidity in January in Ravensdale?
How many days does it rain in January in Ravensdale?
How much does it snow in Ravensdale in January?
How many hours of daylight does Ravensdale have in January?
When is the sunrise / sunset in January in Ravensdale?
What are the months with the least sunshine in Ravensdale?
How long on average sun shines in January in Ravensdale?
What is the UV index reading in January in Ravensdale?
Average temperature in January
Ravensdale, WA
- Average high temperature in January: 42.4°F
The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is December (40.8°F).
- Average low temperature in January: 32.7°F
The month with the highest average low temperature is August (50.2°F).
The coldest month (with the lowest average low temperature) is February (31.6°F).
Average pressure in January
Ravensdale, WA
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30"Hg).
Average wind speed in January
Ravensdale, WA
- Average wind speed in January: 5.2mph
The windiest month (with the highest average wind speed) is January (5.2mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in January
Ravensdale, WA
- Average humidity in January: 86%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is July (70%).
Average rainfall in January
Ravensdale, WA
- Average rainfall in January: 5.31"
The wettest month (with the highest rainfall) is December (5.43").
The driest month (with the least rainfall) is July (0.59").
Average rainfall days in January
Ravensdale, WA
- Average rainfall days in January: 18.2 days
The month with the highest number of rainy days is March (20.5 days).
The month with the least rainy days is August (6.7 days).
Average snowfall in January
Ravensdale, WA
- Average snowfall in January: 2.83"
The month with the highest snowfall is February (4.17").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Ravensdale, WA
- Average snowfall days in January: 3.3 days
The month with the highest number of snowfall days is February (6 days).
The months with the least snowfall days are June, July, August and October (0 days).
Average daylight in January /
Average sunshine in January
Ravensdale, WA
- Average daylight in January: 9h and 0min
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 1min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 4h and 6min).
Average sunshine days in January
Ravensdale, WA
- Average sunshine days in January: 10.5 days
The month with the most sunshine days is August (22 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in January
Ravensdale, WA
- Average UV index in January: 2
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in January
Ravensdale, WA
- Average cloud cover in January: 57
The months with the most cloud cover are January, February, March and December (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in January
Ravensdale, 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 and December (4mi).
Ravensdale, Washington, USA
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