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
Dean's January weather reaches an average high of 53.2°F (11.8°C) and an average low of 37.9°F (3.3°C), making it the coldest month.Humidity
In Dean, the average relative humidity in January is 78%.Rainfall
In January, in Dean, Louisiana, the rain falls for 11.5 days. Throughout January, 3.11" (79mm) of precipitation is accumulated. Throughout the year, in Dean, Louisiana, there are 155.8 rainfall days, and 37.13" (943mm) of precipitation is accumulated.Snowfall
January, February and December are months with snowfall in Dean. In Dean, in January, during 0.3 snowfall days, 0.12" (3mm) of snow is typically accumulated. In Dean, during the entire year, snow falls for 1.6 days and aggregates up to 0.35" (9mm) of snow.Daylight
In Dean, the average length of the day in January is 10h and 16min.On the first day of the month, sunrise is at 7:11 am and sunset at 5:12 pm. On the last day of January, sunrise is at 7:04 am and sunset at 5:39 pm CST.
Sunshine
In Dean, the average sunshine in January is 5.1h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 3 in January translates into this advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What are the coldest months in Dean?
What are January temperatures in Dean?
What is the average humidity in January in Dean?
How many days does it rain in January in Dean?
How many days does it snow in January in Dean?
How many hours of daylight does Dean have in January?
When are sunrise and sunset in January in Dean?
How many hours of sunshine does Dean have in January?
What are the months with the lowest UV index in Dean?
How high is the UV index in January in Dean?
Average temperature in January
Dean, LA
- Average high temperature in January: 53.2°F
The warmest months (with the highest average high temperature) are July and August (93.7°F).
The month with the lowest average high temperature is January (53.2°F).
- Average low temperature in January: 37.9°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).
Average pressure in January
Dean, LA
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Dean, LA
- Average wind speed in January: 6.3mph
The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in January
Dean, LA
- Average humidity in January: 78%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are July, August, September and October (71%).
Average rainfall in January
Dean, LA
- Average rainfall in January: 3.11"
The wettest month (with the highest rainfall) is April (4.25").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in January
Dean, LA
- Average rainfall days in January: 11.5 days
The month with the highest number of rainy days is August (15.1 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in January
Dean, LA
- Average snowfall in January: 0.12"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Dean, LA
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is February (0.8 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
Dean, LA
- 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: 5h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in January
Dean, LA
- Average sunshine days in January: 17.5 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is February (13 days).
Average UV index in January
Dean, LA
- Average UV index in January: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in January
Dean, LA
- Average cloud cover in January: 44
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in January
Dean, LA
- Average visibility in January: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Dean, Louisiana, USA
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