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
Temperature readings reach their annual highs in January, averaging 53.1°F (11.7°C) and a minimum average of 39.2°F (4°C).Humidity
In January, the average relative humidity in Atherton, Louisiana, is 76%.Rainfall
In Atherton, in January, it is raining for 11.5 days, with typically 3.46" (88mm) of accumulated precipitation. In Atherton, during the entire year, the rain falls for 158.9 days and collects up to 37.28" (947mm) of precipitation.Snowfall
Months with snowfall are January through March. The months with the most snowfall are January and February, with an average 0.16" (4mm) of accumulated snow.Daylight
The average length of the day in January is 10h and 17min.On the first day of the month, sunrise is at 7:06 am and sunset at 5:09 pm. On the last day of January, in Atherton, Louisiana, sunrise is at 7:00 am and sunset at 5:36 pm CST.
Sunshine
In Atherton, the average sunshine in January is 5.3h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the average maximum UV index of 3 translates into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What are the coldest months in Atherton?
What is the usual temperature for Atherton in January?
What is the average humidity in January in Atherton?
How many days does it rain in January in Atherton?
What is the snowiest month in Atherton?
When does it start snowing in Atherton?
How many hours of daylight does Atherton have in January?
What time are sunrise and sunset in January in Atherton?
How long on average sun shines in January in Atherton?
When is the lowest UV index in Atherton?
What is the UV index reading in January in Atherton?
Average temperature in January
Atherton, LA
- Average high temperature in January: 53.1°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (53.1°F).
- Average low temperature in January: 39.2°F
The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (39.2°F).
Average pressure in January
Atherton, 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 (29.96"Hg).
Average wind speed in January
Atherton, LA
- Average wind speed in January: 8.8mph
The windiest month (with the highest average wind speed) is February (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in January
Atherton, LA
- Average humidity in January: 76%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (67%).
Average rainfall in January
Atherton, LA
- Average rainfall in January: 3.46"
The wettest month (with the highest rainfall) is April (4.41").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in January
Atherton, LA
- Average rainfall days in January: 11.5 days
The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is October (9.5 days).
Average snowfall in January
Atherton, LA
- Average snowfall in January: 0.16"
The months with the highest snowfall are January and February (0.16").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Atherton, LA
- Average snowfall days in January: 0.8 days
The month with the highest number of snowfall days is January (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
Atherton, 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in January
Atherton, LA
- Average sunshine days in January: 17.9 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (12.2 days).
Average UV index in January
Atherton, LA
- Average UV index in January: 3
The months with the highest UV index are 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
Atherton, LA
- Average cloud cover in January: 41
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in January
Atherton, LA
- 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).
Atherton, Louisiana, USA
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