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
January's arrival brings an average high-temperature of a still fresh 53.6°F (12°C), slightly deviating from December's 52.7°F (11.5°C). Throughout January, the temperature falls to an average low of 43°F (6.1°C).Humidity
The average relative humidity in January is 79%.Rainfall
In Humboldt Hill, California, in January, it is raining for 14.8 days, with typically 4.72" (120mm) of accumulated precipitation. In Humboldt Hill, during the entire year, the rain falls for 114.7 days and collects up to 29.37" (746mm) of precipitation.Snowfall
January, March through December are months without snowfall.Daylight
In Humboldt Hill, the average length of the day in January is 9h and 39min.On the first day of the month, sunrise is at 7:40 am and sunset at 4:59 pm. On the last day of January, in Humboldt Hill, sunrise is at 7:27 am and sunset at 5:32 pm PST.
Sunshine
The average sunshine in January is 5.3h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, the average maximum UV index of 3 translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Humboldt Hill in January?
What is the average humidity in January?
How many days does it rain in January?
When it does not snow?
Does it snow in January?
How many hours of daylight does Humboldt Hill have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Humboldt Hill, CA
- Average high temperature in January: 53.6°F
The warmest month (with the highest average high temperature) is August (69.6°F).
The month with the lowest average high temperature is December (52.7°F).
- Average low temperature in January: 43°F
The month with the highest average low temperature is August (52.3°F).
The coldest month (with the lowest average low temperature) is February (41.9°F).
Average pressure in January
Humboldt Hill, CA
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).
Average wind speed in January
Humboldt Hill, CA
- Average wind speed in January: 7.4mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in January
Humboldt Hill, CA
- Average humidity in January: 79%
The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in January
Humboldt Hill, CA
- Average rainfall in January: 4.72"
The wettest month (with the highest rainfall) is December (5.31").
The driest month (with the least rainfall) is July (0.12").
Average rainfall days in January
Humboldt Hill, CA
- Average rainfall days in January: 14.8 days
The month with the highest number of rainy days is March (17.5 days).
The month with the least rainy days is August (2.1 days).
Average snowfall in January
Humboldt Hill, CA
- Average snowfall in January: 0"
The month with the highest snowfall is February (0.39").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Humboldt Hill, CA
- Average snowfall days in January: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Humboldt Hill, CA
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in January
Humboldt Hill, CA
- Average sunshine days in January: 15.3 days
The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is March (12.1 days).
Average UV index in January
Humboldt Hill, CA
- Average UV index in January: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in January
Humboldt Hill, CA
- Average cloud cover in January: 43
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in January
Humboldt Hill, CA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Humboldt Hill, California, USA
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