January weather forecastWilseyville, CA
January
Weather in January
January in Wilseyville, California, is a cool winter month, with an average temperature ranging between max 50.9°F (10.5°C) and min 35.1°F (1.7°C).Temperature
Upon the onset of January, Wilseyville witnesses an average high-temperature of a cool 50.9°F (10.5°C), showing a close resemblance to the prior month. Wilseyville records an average low-temperature of 35.1°F (1.7°C) throughout the month of January.Humidity
The average relative humidity in January is 67%.Rainfall
In Wilseyville, in January, during 9 rainfall days, 4.57" (116mm) of precipitation is typically accumulated. In Wilseyville, during the entire year, the rain falls for 78.6 days and collects up to 31.18" (792mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In January, it is snowing for 4.6 days. Throughout January, 11.69" (297mm) of snow is accumulated. In Wilseyville, during the entire year, snow falls for 27.8 days and aggregates up to 71.02" (1804mm) of snow.Daylight
In Wilseyville, the average length of the day in January is 9h and 52min.On the first day of January, sunrise is at 7:19 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:22 pm PST.
Sunshine
In January, the average sunshine is 6.1h.UV index
In January, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 3 during January translates into the following guidance:
Take necessary precautions - Defending against sun damage is advocated. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Wilseyville, CA
- Average high temperature in January: 50.9°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (48.6°F).
- Average low temperature in January: 35.1°F
The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is December (32.9°F).
Average pressure in January
Wilseyville, CA
- 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 June (29.91"Hg).
Average wind speed in January
Wilseyville, CA
- Average wind speed in January: 5.5mph
The windiest month (with the highest average wind speed) is February (6.2mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in January
Wilseyville, CA
- Average humidity in January: 67%
The month with the highest relative humidity is March (74%).
The months with the lowest relative humidity are July and August (37%).
Average rainfall in January
Wilseyville, CA
- Average rainfall in January: 4.57"
The wettest month (with the highest rainfall) is March (6.14").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in January
Wilseyville, CA
- Average rainfall days in January: 9 days
The month with the highest number of rainy days is March (12.1 days).
The month with the least rainy days is August (1.8 days).
Average snowfall in January
Wilseyville, CA
- Average snowfall in January: 11.69"
The month with the highest snowfall is March (18.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Wilseyville, CA
- Average snowfall days in January: 4.6 days
The month with the highest number of snowfall days is March (6.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Wilseyville, CA
- Average daylight in January: 9h and 54min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 6h and 6min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in January
Wilseyville, CA
- Average sunshine days in January: 19.9 days
The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is March (14.3 days).
Average UV index in January
Wilseyville, CA
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in January
Wilseyville, CA
- Average cloud cover in January: 32
The month with the most cloud cover is March (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 5).
Average visibility in January
Wilseyville, CA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





