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
The shift to January signals an average high-temperature of a moderate 56.5°F (13.6°C), subtly varied from December's 54.5°F (12.5°C). During the month of January, an average low-temperature of 38.7°F (3.7°C) is recorded.Humidity
In January, the average relative humidity is 53%.Rainfall
In Lancaster, in January, during 5.8 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. Throughout the year, in Lancaster, California, there are 48.7 rainfall days, and 5.71" (145mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Lancaster, during January, snow falls for 0.3 days and regularly aggregates up to 0.16" (4mm) of snow. Throughout the year, there are 1.8 snowfall days, and 3.94" (100mm) of snow is accumulated.Daylight
In January, the average length of the day is 10h and 8min.On the first day of January, sunrise is at 6:59 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 5:20 pm PST.
Sunshine
With an average of 6.9h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 3 during January, leads to the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average January temperature?
What is the average humidity in January?
How much does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Lancaster have in January?
What are the months with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Lancaster, CA
- Average high temperature in January: 56.5°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is December (54.5°F).
- Average low temperature in January: 38.7°F
The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is December (37.8°F).
Average pressure in January
Lancaster, CA
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in January
Lancaster, CA
- Average wind speed in January: 6.7mph
The windiest month (with the highest average wind speed) is May (9.3mph).
The calmest month (with the lowest average wind speed) is January (6.7mph).
Average humidity in January
Lancaster, CA
- Average humidity in January: 53%
The month with the highest relative humidity is December (54%).
The month with the lowest relative humidity is August (31%).
Average rainfall in January
Lancaster, CA
- Average rainfall in January: 0.87"
The wettest month (with the highest rainfall) is December (1.34").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in January
Lancaster, CA
- Average rainfall days in January: 5.8 days
The month with the highest number of rainy days is March (7.1 days).
The month with the least rainy days is June (1.1 days).
Average snowfall in January
Lancaster, CA
- Average snowfall in January: 0.16"
The month with the highest snowfall is December (2.01").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Lancaster, CA
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is February (0.8 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
Lancaster, CA
- Average daylight in January: 10h and 1min
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 5min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 54min).
Average sunshine days in January
Lancaster, CA
- Average sunshine days in January: 24.3 days
The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (20.8 days).
Average UV index in January
Lancaster, CA
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Lancaster, CA
- Average cloud cover in January: 20
The months with the most cloud cover are March and December (Cloud cover 21).
The months with the least cloud cover are June, August and September (Cloud cover 5).
Average visibility in January
Lancaster, 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).
Lancaster, California, USA
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