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
January experiences an average high-temperature of a refreshing 56.8°F (13.8°C), barely different from December's 55°F (12.8°C). January witnesses an average nighttime temperature of 41.2°F (5.1°C).Humidity
In Fort Irwin, the average relative humidity in January is 46%.Rainfall
In Fort Irwin, in January, during 4.3 rainfall days, 0.31" (8mm) of precipitation is typically accumulated. Throughout the year, there are 39 rainfall days, and 3.27" (83mm) of precipitation is accumulated.Snowfall
January is the only month when snow falls. January is the month with the most snowfall in Fort Irwin, California. Snow falls for 0.3 days and accumulates 0.04" (1mm) of snow.Daylight
In January, the average length of the day in Fort Irwin, California, is 10h and 6min.On the first day of January in Fort Irwin, sunrise is at 6:55 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 5:13 pm PST.
Sunshine
The month with the least sunshine is January, with an average of 7.1h of sunshine.UV index
The average daily maximum UV index in January in Fort Irwin is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In January, a daily UV index of 4 turns into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are January temperatures in Fort Irwin?
What is the average humidity in January in Fort Irwin?
How many days does it rain in January in Fort Irwin?
When does it snow the most in Fort Irwin?
When does it start to snow in Fort Irwin?
How many hours of daylight does Fort Irwin have in January?
What time are sunrise and sunset in January in Fort Irwin?
What is the month with the least sunshine in Fort Irwin?
How many hours of sunshine does Fort Irwin have in January?
What is the UV index intensity in January in Fort Irwin?
Average temperature in January
Fort Irwin, CA
- Average high temperature in January: 56.8°F
The warmest month (with the highest average high temperature) is July (98.2°F).
The month with the lowest average high temperature is December (55°F).
- Average low temperature in January: 41.2°F
The month with the highest average low temperature is August (74.7°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).
Average pressure in January
Fort Irwin, 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 (29.79"Hg).
Average wind speed in January
Fort Irwin, CA
- Average wind speed in January: 6mph
The windiest month (with the highest average wind speed) is May (11.7mph).
The calmest month (with the lowest average wind speed) is January (6mph).
Average humidity in January
Fort Irwin, CA
- Average humidity in January: 46%
The month with the highest relative humidity is December (47%).
The month with the lowest relative humidity is August (21%).
Average rainfall in January
Fort Irwin, CA
- Average rainfall in January: 0.31"
The wettest month (with the highest rainfall) is December (0.51").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in January
Fort Irwin, CA
- Average rainfall days in January: 4.3 days
The month with the highest number of rainy days is December (4.6 days).
The month with the least rainy days is June (0.6 days).
Average snowfall in January
Fort Irwin, CA
- Average snowfall in January: 0.04"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Fort Irwin, CA
- Average snowfall days in January: 0.3 days
The months with the highest number of snowfall days are January and December (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Fort Irwin, CA
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 7h and 1min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).
Average sunshine days in January
Fort Irwin, CA
- Average sunshine days in January: 25.9 days
The month with the most sunshine days is June (29 days).
The month with the least sunshine days is February (23.5 days).
Average UV index in January
Fort Irwin, CA
- Average UV index in January: 4
The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in January
Fort Irwin, CA
- Average cloud cover in January: 17
The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 4).
Average visibility in January
Fort Irwin, 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 Irwin, California, USA
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