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
With an average high-temperature of 53.2°F (11.8°C) and an average low-temperature of 37.9°F (3.3°C), January is the coldest month.Humidity
In Dean, the average relative humidity in January is 78%.Rainfall
In January, the rain falls for 11.5 days. Throughout January, 3.11" (79mm) of precipitation is accumulated. Throughout the year, there are 155.8 rainfall days, and 37.13" (943mm) of precipitation is accumulated.Snowfall
Months with snowfall are January, February and December. In January, it is snowing for 0.3 days. Throughout January, 0.12" (3mm) of snow is accumulated. Throughout the year, there are 1.6 snowfall days, and 0.35" (9mm) of snow is accumulated.Daylight
In January, the average length of the day is 10h and 16min.On the first day of January, sunrise is at 7:11 am and sunset at 5:12 pm. On the last day of the month, 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 of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index, 3 during January, leads to the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Enhance your sun protection with tightly woven, yet airy clothing. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
What is the usual temperature for Dean in January?
What is the average humidity in January?
How much does it rain in Dean in January?
How many days does it snow in January in Dean?
What is the average length of the day in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Dean have in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
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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