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 yearly lowest temperatures occur in January and December, averaging a high-temperature of 59.9°F (15.5°C).Humidity
In January, the average relative humidity is 41%.Rainfall
In Barstow, in January, it is raining for 2.6 days, with typically 0.35" (9mm) of accumulated precipitation. In Barstow, during the entire year, the rain falls for 62.7 days and collects up to 7.4" (188mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In January, it is snowing for 1.3 days. Throughout January, 0.43" (11mm) of snow is accumulated. In Barstow, during the entire year, snow falls for 3.9 days and aggregates up to 2.32" (59mm) of snow.Daylight
In Barstow, the average length of the day in January is 10h and 22min.On the first day of January, sunrise is at 7:52 am and sunset at 6:01 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 6:27 pm CST.
Sunshine
The average sunshine in January is 9.2h.UV index
In Barstow, the average daily maximum UV index in January is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In January, a regular UV index of 4 translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What is the usual temperature for Barstow in January?
What is the average humidity in January?
How many days 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?
How long on average sun shines in January?
How high is the UV index in January?
Average temperature in January
Barstow, TX
- Average high temperature in January: 59.9°F
The warmest month (with the highest average high temperature) is June (98.4°F).
The months with the lowest average high temperature are January and December (59.9°F).
- Average low temperature in January: 39.9°F
The month with the highest average low temperature is July (78.4°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).
Average pressure in January
Barstow, TX
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in January
Barstow, TX
- Average wind speed in January: 8.3mph
The windiest month (with the highest average wind speed) is June (11.4mph).
The calmest month (with the lowest average wind speed) is November (8mph).
Average humidity in January
Barstow, TX
- Average humidity in January: 41%
The month with the highest relative humidity is December (47%).
The month with the lowest relative humidity is April (26%).
Average rainfall in January
Barstow, TX
- Average rainfall in January: 0.35"
The wettest month (with the highest rainfall) is September (1.22").
The driest month (with the least rainfall) is February (0.16").
Average rainfall days in January
Barstow, TX
- Average rainfall days in January: 2.6 days
The month with the highest number of rainy days is September (9.6 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in January
Barstow, TX
- Average snowfall in January: 0.43"
The month with the highest snowfall is December (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Barstow, TX
- Average snowfall days in January: 1.3 days
The month with the highest number of snowfall days is December (1.4 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
Barstow, TX
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in January: 9h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in January
Barstow, TX
- Average sunshine days in January: 27.2 days
The month with the most sunshine days is January (27.2 days).
The month with the least sunshine days is September (18 days).
Average UV index in January
Barstow, TX
- Average UV index in January: 4
The months with the highest UV index are June and July (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in January
Barstow, TX
- Average cloud cover in January: 17
The months with the most cloud cover are September and December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 11).
Average visibility in January
Barstow, TX
- 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).
Barstow, Texas, USA
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