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
Wister's January showcases an average high-temperature of a pleasant 68.2°F (20.1°C), hardly distinct from December's 65.8°F (18.8°C). An average temperature of 50.4°F (10.2°C) is recorded during the nights in January.Humidity
The average relative humidity in January is 40%.Rainfall
In Wister, in January, during 2 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. Throughout the year, there are 34.3 rainfall days, and 3.46" (88mm) of precipitation is accumulated.Daylight
The average length of the day in January is 10h and 15min.On the first day of January, sunrise is at 6:46 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 5:12 pm PST.
Sunshine
In January, the average sunshine is 7.2h.UV index
In Wister, the average daily maximum UV index in January is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 5 during January translates into the following directions:
Prioritize safety - Recommendations to avert sunburn are shared. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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?
How many hours of daylight does Wister have in January?
When is the sunrise / sunset in January?
How long on average sun shines in January?
What is the UV index reading in January?
Average temperature in January
Wister, CA
- Average high temperature in January: 68.2°F
The warmest month (with the highest average high temperature) is July (105.8°F).
The month with the lowest average high temperature is December (65.8°F).
- Average low temperature in January: 50.4°F
The month with the highest average low temperature is August (84.7°F).
The coldest months (with the lowest average low temperature) are January and December (50.4°F).
Average pressure in January
Wister, CA
- Average pressure in January: 30.08"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.77"Hg).
Average wind speed in January
Wister, CA
- Average wind speed in January: 5.5mph
The windiest months (with the highest average wind speed) are April and May (8.1mph).
The calmest month (with the lowest average wind speed) is January (5.5mph).
Average humidity in January
Wister, CA
- Average humidity in January: 40%
The month with the highest relative humidity is December (41%).
The month with the lowest relative humidity is June (22%).
Average rainfall in January
Wister, CA
- Average rainfall in January: 0.16"
The wettest month (with the highest rainfall) is July (0.87").
The driest month (with the least rainfall) is May (0").
Average rainfall days in January
Wister, CA
- Average rainfall days in January: 2 days
The month with the highest number of rainy days is July (8.3 days).
The month with the least rainy days is May (0.8 days).
Average daylight in January /
Average sunshine in January
Wister, CA
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 7h and 1min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in January
Wister, CA
- Average sunshine days in January: 28.4 days
The month with the most sunshine days is May (30 days).
The month with the least sunshine days is July (19 days).
Average UV index in January
Wister, CA
- Average UV index in January: 5
The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 4).
Average cloud cover in January
Wister, CA
- Average cloud cover in January: 15
The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in January
Wister, 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).
Wister, California, USA
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