January weather forecast
Clayton, LA

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Weather in January

January, like December, is a moderate winter month in Clayton, Louisiana, with an average temperature varying between 55.4°F (13°C) and 40.5°F (4.7°C).

Temperature

During the coldest month, January, temperatures average a high of 55.4°F (13°C) and a low of 40.5°F (4.7°C).

Humidity

In January, the average relative humidity is 78%.

Rainfall

The month with the most rainfall is January, when the rain falls for 12 days and typically aggregates up to 3.39" (86mm) of precipitation.

Snowfall

January through March and December are months with snowfall. January is the month with the most snowfall. Snow falls for 0.8 days and accumulates 0.47" (12mm) of snow.

Daylight

In January, the average length of the day is 10h and 22min.
On the first day of January, sunrise is at 7:05 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:39 pm CST.

Sunshine

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 estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: In January, a daily maximum UV index of 3 leads to the following instructions:
Take necessary precautions - Defending against sun damage is advocated. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in Clayton?

Clayton's January weather reaches an average high of 55.4°F (13°C) and an average low of 40.5°F (4.7°C), making it the coldest month.

What is the average January temperature?

The high-temperature during January is 55.4°F (13°C) and the low-temperature is 40.5°F (4.7°C).

What is the average humidity in January?

The average relative humidity in January is 78%.

What is the wettest month?

January is the month with the most rainfall. Rain falls for 12 days and accumulates 3.39" (86mm) of precipitation.

How much does it rain in January?

In Clayton, in January, it is raining for 12 days, with typically 3.39" (86mm) of accumulated precipitation.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 0.8 days and typically aggregates up to 0.47" (12mm) of snow.

How many days does it snow in January?

In January, in Clayton, it is snowing for 0.8 days. Throughout January, 0.47" (12mm) of snow is accumulated.

How many hours of daylight does Clayton have in January?

The average day length in January is 10h and 22min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:05 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:39 pm CST.

How long on average sun shines in January?

In January, the average sunshine duration is 5.3h.

What is the month with the lowest UV index?

January and December, with an average maximum UV index of 3, are months with the lowest UV index.

How high is the UV index in January?

In January, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Clayton, LA

Average temperature in January - Clayton, LA
  • Average high temperature in January: 55.4°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.4°F).

  • Average low temperature in January: 40.5°F

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (40.5°F).

Average pressure in January
Clayton, LA

Average pressure in January - Clayton, LA
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).

Average wind speed in January
Clayton, LA

Average wind speed in January - Clayton, LA
  • Average wind speed in January: 7.8mph

The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

Average humidity in January
Clayton, LA

Average humidity in January - Clayton, LA
  • Average humidity in January: 78%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Clayton, LA

Average rainfall in January - Clayton, LA
  • Average rainfall in January: 3.39"

The wettest month (with the highest rainfall) is January (3.39").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in January
Clayton, LA

Average rainfall days in January - Clayton, LA
  • Average rainfall days in January: 12 days

The month with the highest number of rainy days is August (15.4 days).
The month with the least rainy days is October (8.6 days).

Average snowfall in January
Clayton, LA

Average snowfall in January - Clayton, LA
  • Average snowfall in January: 0.47"

The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in January
Clayton, LA

Average snowfall days in January - Clayton, 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
Clayton, LA

Average daylight in January / Average sunshine in January - Clayton, LA
  • 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: 5h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in January
Clayton, LA

Average sunshine days in January - Clayton, LA
  • Average sunshine days in January: 17 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is February (12.3 days).

Average UV index in January
Clayton, LA

Average UV index in January - Clayton, 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
Clayton, LA

Average cloud cover in January - Clayton, LA
  • Average cloud cover in January: 42

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility in January
Clayton, LA

Average visibility in January - Clayton, LA
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are July, August and September (5mi).

Clayton, Louisiana, USA

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