January weather forecast
Marthaville, LA

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Weather in January

January, like December, is a moderate winter month in Marthaville, Louisiana, with an average temperature ranging between max 55.9°F (13.3°C) and min 39.7°F (4.3°C).

Temperature

With average high temperatures of 55.9°F (13.3°C) and lows of 39.7°F (4.3°C), January is the coldest month.

Humidity

The average relative humidity in January in Marthaville is 78%.

Rainfall

In Marthaville, in January, it is raining for 10 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, there are 154.2 rainfall days, and 33.46" (850mm) of precipitation is accumulated.

Snowfall

January, February and December are months with snowfall. The months with the most snowfall are January and February, with an average 0.24" (6mm) of accumulated snow.

Daylight

In Marthaville, Louisiana, the average length of the day in January is 10h and 22min.
On the first day of January, sunrise is at 7:13 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:46 pm CST.

Sunshine

In Marthaville, the average sunshine in January is 5h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In January, an average UV index of 3 transforms into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.

Frequently asked questions

What time of the year is the coldest?

Marthaville records the coldest temperatures in January, averaging a high of 55.9°F (13.3°C) and a low of 39.7°F (4.3°C).

What are the temperatures in January?

The high-temperature during January is 55.9°F (13.3°C) and the low-temperature is 39.7°F (4.3°C).

What is the average humidity in January?

In Marthaville, the average relative humidity in January is 78%.

How many days does it rain in January?

In January, the rain falls for 10 days. Throughout January, 2.4" (61mm) of precipitation is accumulated.

When does it snow the most?

The months with the most snowfall are January and February, with an average 0.24" (6mm) of accumulated snow.

How many days does it snow in January?

In Marthaville, in January, snow falls for 0.8 days, with typically accumulated 0.24" (6mm) of snow.

What is the average length of the day in January?

In Marthaville, the average day length in January is 10h and 22min.

When is the sunrise / sunset in January in Marthaville?

In January, on the first day of the month, sunrise is at 7:13 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:46 pm CST.

How many hours of sunshine does Marthaville have in January?

In Marthaville, the average sunshine duration in January is 5h.

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.

What is the UV index reading in January?

In Marthaville, the average daily maximum UV index in January is 3. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Marthaville, LA

Average temperature in January - Marthaville, LA
  • Average high temperature in January: 55.9°F

The warmest months (with the highest average high temperature) are July and August (94.6°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in January: 39.7°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

Average pressure in January
Marthaville, LA

Average pressure in January - Marthaville, LA
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Marthaville, LA

Average wind speed in January - Marthaville, LA
  • Average wind speed in January: 6.3mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity in January
Marthaville, LA

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

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are August and October (71%).

Average rainfall in January
Marthaville, LA

Average rainfall in January - Marthaville, LA
  • Average rainfall in January: 2.4"

The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in January
Marthaville, LA

Average rainfall days in January - Marthaville, LA
  • Average rainfall days in January: 10 days

The month with the highest number of rainy days is August (16.8 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in January
Marthaville, LA

Average snowfall in January - Marthaville, LA
  • Average snowfall in January: 0.24"

The months with the highest snowfall are January and February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in January
Marthaville, LA

Average snowfall days in January - Marthaville, 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
Marthaville, LA

Average daylight in January / Average sunshine in January - Marthaville, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in January
Marthaville, LA

Average sunshine days in January - Marthaville, LA
  • Average sunshine days in January: 18.8 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is August (11.9 days).

Average UV index in January
Marthaville, LA

Average UV index in January - Marthaville, 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
Marthaville, LA

Average cloud cover in January - Marthaville, LA
  • Average cloud cover in January: 44

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is October (Cloud cover 31).

Average visibility in January
Marthaville, LA

Average visibility in January - Marthaville, LA
  • Average visibility in January: 5mi

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

Marthaville, Louisiana, USA

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