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 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
The transition from December to January brings an average high-temperature of a mild 55.9°F (13.3°C), barely different from December's 54.1°F (12.3°C). During the month of January, the temperature generally drops to a low average of 40.8°F (4.9°C).Humidity
In Citrus Heights, the average relative humidity in January is 72%.Rainfall
In January, the rain falls for 9.8 days. Throughout January, 2.8" (71mm) of precipitation is accumulated. Throughout the year, there are 77.9 rainfall days, and 18.78" (477mm) of precipitation is accumulated.Daylight
The average length of the day in January is 9h and 50min.On the first day of January, sunrise is at 7:23 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:25 pm PST.
Sunshine
In Citrus Heights, the average sunshine in January is 6h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Citrus Heights, California. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 3 in January converts into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in January?
What is the average humidity in January?
How many days does it rain in January in Citrus Heights?
What is the average length of the day in January?
When are sunrise and sunset in January?
How many hours of sunshine does Citrus Heights have in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Citrus Heights, CA
- Average high temperature in January: 55.9°F
The warmest month (with the highest average high temperature) is July (94.1°F).
The month with the lowest average high temperature is December (54.1°F).
- Average low temperature in January: 40.8°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is December (40.5°F).
Average pressure in January
Citrus Heights, 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 (29.9"Hg).
Average wind speed in January
Citrus Heights, CA
- Average wind speed in January: 4.7mph
The windiest month (with the highest average wind speed) is February (5.6mph).
The calmest month (with the lowest average wind speed) is September (4mph).
Average humidity in January
Citrus Heights, 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 (41%).
Average rainfall in January
Citrus Heights, CA
- Average rainfall in January: 2.8"
The wettest month (with the highest rainfall) is March (3.54").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in January
Citrus Heights, CA
- Average rainfall days in January: 9.8 days
The month with the highest number of rainy days is March (13.8 days).
The months with the least rainy days are July and August (1.1 days).
Average daylight in January /
Average sunshine in January
Citrus Heights, CA
- Average daylight in January: 9h and 5min
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 0min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in January
Citrus Heights, CA
- Average sunshine days in January: 20.3 days
The month with the most sunshine days is July (29.6 days).
The month with the least sunshine days is March (16.2 days).
Average UV index in January
Citrus Heights, CA
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Citrus Heights, CA
- Average cloud cover in January: 34
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in January
Citrus Heights, 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).
Citrus Heights, California, USA
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