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
Silvana experiences an average high-temperature of a frosty 43.3°F (6.3°C) in January, marking an insignificant shift from 41.7°F (5.4°C) in December. January nights in Silvana, Washington, anticipate an average temperature of 34.7°F (1.5°C), a modest decline from the daytime.Humidity
The months with the highest humidity in Silvana, Washington, are January, February, November and December, with an average relative humidity of 85%.Rainfall
In Silvana, in January, during 18.1 rainfall days, 4.69" (119mm) of precipitation is typically accumulated. In Silvana, during the entire year, the rain falls for 188.6 days and collects up to 34.92" (887mm) of precipitation.Snowfall
Months with snowfall in Silvana are January through April, November and December. In Silvana, in January, snow falls for 2.3 days, with typically accumulated 2.28" (58mm) of snow. In Silvana, during the entire year, snow falls for 11.6 days and aggregates up to 9.61" (244mm) of snow.Daylight
The average length of the day in January is 8h and 53min.On the first day of the month, sunrise is at 7:59 am and sunset at 4:25 pm. On the last day of January, in Silvana, sunrise is at 7:38 am and sunset at 5:06 pm PST.
Sunshine
In Silvana, the average sunshine in January is 4.2h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Silvana. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during January translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
Is it cold in Silvana during January?
What are the most humid months in Silvana?
What is the average humidity in January in Silvana?
How many days does it rain in January in Silvana?
How many days does it snow in January in Silvana?
What is the average length of the day in January in Silvana?
What time are sunrise and sunset in January in Silvana?
How many hours of sunshine does Silvana have in January?
What are the months with the lowest UV index in Silvana?
How high is the UV index in January in Silvana?
Average temperature in January
Silvana, WA
- Average high temperature in January: 43.3°F
The warmest month (with the highest average high temperature) is August (72.3°F).
The month with the lowest average high temperature is December (41.7°F).
- Average low temperature in January: 34.7°F
The month with the highest average low temperature is August (51.6°F).
The coldest month (with the lowest average low temperature) is February (33.8°F).
Average pressure in January
Silvana, WA
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in January
Silvana, WA
- Average wind speed in January: 5.6mph
The windiest months (with the highest average wind speed) are January and November (5.6mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).
Average humidity in January
Silvana, WA
- Average humidity in January: 85%
The months with the highest relative humidity are January, February, November and December (85%).
The month with the lowest relative humidity is July (73%).
Average rainfall in January
Silvana, WA
- Average rainfall in January: 4.69"
The wettest month (with the highest rainfall) is November (4.92").
The driest month (with the least rainfall) is July (0.51").
Average rainfall days in January
Silvana, WA
- Average rainfall days in January: 18.1 days
The month with the highest number of rainy days is March (20.9 days).
The month with the least rainy days is August (6.9 days).
Average snowfall in January
Silvana, WA
- Average snowfall in January: 2.28"
The month with the highest snowfall is February (4.45").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Silvana, WA
- Average snowfall days in January: 2.3 days
The month with the highest number of snowfall days is February (4.3 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
Silvana, 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: 4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).
Average sunshine days in January
Silvana, WA
- Average sunshine days in January: 10.4 days
The month with the most sunshine days is August (22 days).
The month with the least sunshine days is March (8.1 days).
Average UV index in January
Silvana, 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, October, November and December (UV index 2).
Average cloud cover in January
Silvana, WA
- Average cloud cover in January: 56
The month with the most cloud cover is December (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 26).
Average visibility in January
Silvana, WA
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, November and December (5mi).
Silvana, Washington, USA
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