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 the transition from December to January, Clearlake reports an average high-temperature of a still fresh 54.7°F (12.6°C), indicating a close resemblance to the prior month. Throughout January, the average low-temperature records at a wintry 39°F (3.9°C).Humidity
The average relative humidity in January is 72%.Rainfall
In Clearlake, California, in January, it is raining for 10.3 days, with typically 3.35" (85mm) of accumulated precipitation. Throughout the year, in Clearlake, there are 79.8 rainfall days, and 17.44" (443mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In January, in Clearlake, it is snowing for 0.2 days. Throughout January, 0.28" (7mm) of snow is accumulated. Throughout the year, there are 1.8 snowfall days, and 0.98" (25mm) of snow is accumulated.Daylight
The average length of the day in January in Clearlake is 9h and 49min.On the first day of January, sunrise is at 7:29 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:30 pm PST.
Sunshine
In January, the average sunshine is 5.5h.UV index
The average daily maximum UV index in January is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 3 during January translates into these guidelines:
Adopt protective measures - Suggestions to resist sunburn are offered. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Clearlake in January?
What is the average humidity in January?
How many days does it rain in January?
How many days does it snow in January?
What is the average length of the day in January in Clearlake?
When is the sunrise / sunset in January?
How many hours of sunshine does Clearlake have in January?
How high is the UV index in January in Clearlake?
Average temperature in January
Clearlake, CA
- Average high temperature in January: 54.7°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is December (52.7°F).
- Average low temperature in January: 39°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is December (38.1°F).
Average pressure in January
Clearlake, CA
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).
Average wind speed in January
Clearlake, CA
- Average wind speed in January: 4.7mph
The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest month (with the lowest average wind speed) is November (4.3mph).
Average humidity in January
Clearlake, CA
- Average humidity in January: 72%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (44%).
Average rainfall in January
Clearlake, CA
- Average rainfall in January: 3.35"
The wettest month (with the highest rainfall) is February (3.7").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in January
Clearlake, CA
- Average rainfall days in January: 10.3 days
The month with the highest number of rainy days is March (13.9 days).
The months with the least rainy days are July and August (1.1 days).
Average snowfall in January
Clearlake, CA
- Average snowfall in January: 0.28"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Clearlake, CA
- Average snowfall days in January: 0.2 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Clearlake, CA
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 5h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in January
Clearlake, CA
- Average sunshine days in January: 19.6 days
The month with the most sunshine days is July (29.4 days).
The month with the least sunshine days is March (15.8 days).
Average UV index in January
Clearlake, CA
- Average UV index in January: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 2).
Average cloud cover in January
Clearlake, CA
- Average cloud cover in January: 40
The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in January
Clearlake, 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).
Clearlake, California, USA
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