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
Fort Rosecrans notes an average high-temperature of a still comfortable 63.9°F (17.7°C) in January, hardly diverging from December. An average low-temperature of 53.8°F (12.1°C) marks the month of January.Humidity
January and November, with an average relative humidity of 61%, are the least humid months.Rainfall
In Fort Rosecrans, during January, the rain falls for 5.7 days and regularly aggregates up to 1.18" (30mm) of precipitation. Throughout the year, there are 64.5 rainfall days, and 9.02" (229mm) of precipitation is accumulated.Daylight
In January, the average length of the day is 10h and 17min.On the first day of January, sunrise is at 6:51 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 5:20 pm PST.
Sunshine
In January, the average sunshine is 6.8h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, the maximum UV index of 4 transforms into these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are January temperatures?
What is the least humid month?
What is the average humidity in January?
How much does it rain in Fort Rosecrans in January?
How many hours of daylight does Fort Rosecrans have in January?
What time are sunrise and sunset in January in Fort Rosecrans?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Fort Rosecrans, CA
- Average high temperature in January: 63.9°F
The warmest month (with the highest average high temperature) is August (75.6°F).
The months with the lowest average high temperature are February and December (63°F).
- Average low temperature in January: 53.8°F
The month with the highest average low temperature is August (65.5°F).
The coldest month (with the lowest average low temperature) is February (53.1°F).
Average pressure in January
Fort Rosecrans, CA
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.88"Hg).
Average wind speed in January
Fort Rosecrans, CA
- Average wind speed in January: 5.6mph
The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is October (5.5mph).
Average humidity in January
Fort Rosecrans, CA
- Average humidity in January: 61%
The month with the highest relative humidity is June (76%).
The months with the lowest relative humidity are January and November (61%).
Average rainfall in January
Fort Rosecrans, CA
- Average rainfall in January: 1.18"
The wettest month (with the highest rainfall) is December (1.81").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in January
Fort Rosecrans, CA
- Average rainfall days in January: 5.7 days
The month with the highest number of rainy days is March (8.4 days).
The month with the least rainy days is June (2.8 days).
Average daylight in January /
Average sunshine in January
Fort Rosecrans, CA
- Average daylight in January: 10h and 2min
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: 6h and 5min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in January
Fort Rosecrans, CA
- Average sunshine days in January: 23.9 days
The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is February (20.1 days).
Average UV index in January
Fort Rosecrans, CA
- Average UV index in January: 4
The months with the highest UV index are July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in January
Fort Rosecrans, CA
- Average cloud cover in January: 21
The months with the most cloud cover are March, May and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in January
Fort Rosecrans, 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).
Fort Rosecrans, California, USA
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