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 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 into January marks the average high-temperature at a still comfortable 64.4°F (18°C), differing minimally from December's 61.7°F (16.5°C). Throughout the January nights, Azusa encounters a low-temperature of 46.9°F (8.3°C).Humidity
In January, the average relative humidity is 50%.Rainfall
In Azusa, during January, the rain falls for 5.4 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Azusa, during the entire year, the rain falls for 50.5 days and collects up to 8.35" (212mm) of precipitation.Snowfall
January, March through December are months without snowfall.Daylight
In Azusa, 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 4:52 pm. On the last day of January, sunrise is at 6:49 am and sunset at 5:20 pm PST.
Sunshine
In Azusa, the average sunshine in January is 7h.UV index
The average daily maximum UV index in January in Azusa is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 4 during January translates into the following directions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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 many days does it rain in January?
When it does not snow?
Does it snow in January?
How many hours of daylight does Azusa have in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Azusa have in January?
What is the UV index reading in January?
Average temperature in January
Azusa, CA
- Average high temperature in January: 64.4°F
The warmest month (with the highest average high temperature) is August (88°F).
The month with the lowest average high temperature is December (61.7°F).
- Average low temperature in January: 46.9°F
The month with the highest average low temperature is August (65.5°F).
The coldest month (with the lowest average low temperature) is December (45.9°F).
Average pressure in January
Azusa, CA
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in January
Azusa, CA
- Average wind speed in January: 5.3mph
The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).
Average humidity in January
Azusa, CA
- Average humidity in January: 50%
The month with the highest relative humidity is May (56%).
The month with the lowest relative humidity is November (45%).
Average rainfall in January
Azusa, CA
- Average rainfall in January: 1.42"
The wettest month (with the highest rainfall) is February (1.81").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in January
Azusa, CA
- Average rainfall days in January: 5.4 days
The month with the highest number of rainy days is March (7 days).
The month with the least rainy days is June (1.3 days).
Average snowfall days in January
Azusa, CA
- Average snowfall days in January: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in January /
Average sunshine in January
Azusa, 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: 7h and 0min
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 54min).
Average sunshine days in January
Azusa, CA
- Average sunshine days in January: 24.9 days
The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is February (21.3 days).
Average UV index in January
Azusa, CA
- Average UV index in January: 4
The month with the highest UV index is August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Azusa, CA
- Average cloud cover in January: 20
The months with the most cloud cover are March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in January
Azusa, 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).
Azusa, California, USA
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