January weather forecastAvocado Heights, CA
January
Weather in January
January, like December, in Avocado Heights, California, is another comfortable winter month, with an average temperature ranging between max 66.7°F (19.3°C) and min 49.5°F (9.7°C).Temperature
January's weather records an average high-temperature of a still refreshing 66.7°F (19.3°C), showing little deviation from December. Nighttime temperature experiences an average drop to a chilly 49.5°F (9.7°C) in January.Humidity
In January, the average relative humidity is 50%.Rainfall
In Avocado Heights, in January, it is raining for 4.5 days, with typically 0.87" (22mm) of accumulated precipitation. Throughout the year, there are 41.3 rainfall days, and 5.35" (136mm) of precipitation is accumulated.Daylight
The average length of the day in January is 10h and 11min.On the first day of the month, sunrise is at 6:57 am and sunset at 4:53 pm. On the last day of January, sunrise is at 6:49 am and sunset at 5:21 pm PST.
Sunshine
In January, the average sunshine is 6.9h.UV index
January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 4 in January converts into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Avocado Heights, CA
- Average high temperature in January: 66.7°F
The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is December (64.6°F).
- Average low temperature in January: 49.5°F
The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (48°F).
Average pressure in January
Avocado Heights, CA
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in January
Avocado Heights, CA
- Average wind speed in January: 5.3mph
The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest months (with the lowest average wind speed) are September and October (4.6mph).
Average humidity in January
Avocado Heights, CA
- Average humidity in January: 50%
The months with the highest relative humidity are May and June (58%).
The month with the lowest relative humidity is November (46%).
Average rainfall in January
Avocado Heights, CA
- Average rainfall in January: 0.87"
The wettest month (with the highest rainfall) is December (1.3").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in January
Avocado Heights, CA
- Average rainfall days in January: 4.5 days
The month with the highest number of rainy days is March (5.9 days).
The month with the least rainy days is August (1.2 days).
Average daylight in January /
Average sunshine in January
Avocado Heights, CA
- Average daylight in January: 10h and 12min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January: 6h and 54min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 48min).
Average sunshine days in January
Avocado Heights, CA
- Average sunshine days in January: 25.6 days
The months with the most sunshine days are June and August (27.9 days).
The month with the least sunshine days is February (22.3 days).
Average UV index in January
Avocado Heights, CA
- Average UV index in January: 4
The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in January
Avocado Heights, CA
- Average cloud cover in January: 20
The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in January
Avocado 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).





