January weather forecast
Terrytown, LA

Share

Weather in January

January, the same as December, in Terrytown, Louisiana, is another mild winter month, with an average temperature varying between 48.6°F (9.2°C) and 60.4°F (15.8°C).

Temperature

In Terrytown, Louisiana, January records the lowest average temperatures, peaking at 60.4°F (15.8°C) and reaching a low of 48.6°F (9.2°C).

Humidity

The average relative humidity in January in Terrytown is 74%.

Rainfall

In January, the rain falls for 5.8 days. Throughout January, 0.47" (12mm) of precipitation is accumulated. In Terrytown, during the entire year, the rain falls for 112.1 days and collects up to 9.37" (238mm) of precipitation.

Snowfall

The only month with snowfall is January. January has the most snowfall days of the year in Terrytown. Snow falls for 0.1 days.

Daylight

In Terrytown, the average length of the day in January is 10h and 29min.
On the first day of the month, sunrise is at 6:55 am and sunset at 5:11 pm. On the last day of January, in Terrytown, sunrise is at 6:50 am and sunset at 5:36 pm CST.

Sunshine

In January, the average sunshine is 5.7h.

UV index

The average daily maximum UV index in January in Terrytown, Louisiana, is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: An average maximum UV index of 4 in January leads to these recommendations:
Adopt protective measures - It is advised to guard against sun damage. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
[Resources]

Frequently asked questions

What is the coldest time of year in Terrytown?

In Terrytown, Louisiana, the lowest temperatures are generally noted in January, averaging a high of 60.4°F (15.8°C) and a low of 48.6°F (9.2°C).

What are the temperatures in Terrytown in January?

The high-temperature during January is 60.4°F (15.8°C) and the low-temperature is 48.6°F (9.2°C).

What is the average humidity in January in Terrytown?

In Terrytown, the average relative humidity in January is 74%.

How many days does it rain in January in Terrytown?

In Terrytown, in January, during 5.8 rainfall days, 0.47" (12mm) of precipitation is typically accumulated.

What is the snowiest month in Terrytown?

January has the most snowfall days of the year. Snow falls for 0.1 days.

When does it start to snow in Terrytown?

January is the first month it typically snows in Terrytown. Throughout January, there are 0.1 snowfall days.

How many hours of daylight does Terrytown have in January?

The average day length in January in Terrytown, Louisiana, is 10h and 29min.

When are sunrise and sunset in January in Terrytown?

In January, on the first day of the month, sunrise is at 6:55 am and sunset at 5:11 pm. On the last day of the month, in Terrytown, Louisiana, sunrise is at 6:50 am and sunset at 5:36 pm CST.

How many hours of sunshine does Terrytown have in January?

The average sunshine duration in January is 5.7h.

How high is the UV index in January in Terrytown?

The average daily maximum UV index in January in Terrytown, Louisiana, is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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
Terrytown, LA

Average temperature in January - Terrytown, LA
  • Average high temperature in January: 60.4°F

The warmest months (with the highest average high temperature) are July and August (89.4°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in January: 48.6°F

The month with the highest average low temperature is August (79.5°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).

[Resources]

Average pressure in January
Terrytown, LA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.97"Hg).

[Resources]

Average wind speed in January
Terrytown, LA

Average wind speed in January - Terrytown, LA
  • Average wind speed in January: 9.6mph

The windiest months (with the highest average wind speed) are February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

[Resources]

Average humidity in January
Terrytown, LA

Average humidity in January - Terrytown, LA
  • Average humidity in January: 74%

The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is October (71%).

[Resources]

Average rainfall in January
Terrytown, LA

Average rainfall in January - Terrytown, LA
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is July (1.57").
The driest months (with the least rainfall) are March and April (0.43").

[Resources]

Average rainfall days in January
Terrytown, LA

Average rainfall days in January - Terrytown, LA
  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is November (4.7 days).

[Resources]

Average snowfall days in January
Terrytown, LA

Average snowfall days in January - Terrytown, LA
  • Average snowfall days in January: 0.1 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Terrytown, LA

Average daylight in January / Average sunshine in January - Terrytown, LA
  • Average daylight in January: 10h and 3min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in January: 5h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

[Resources]

Average sunshine days in January
Terrytown, LA

Average sunshine days in January - Terrytown, LA
  • Average sunshine days in January: 23.1 days

The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is August (8.9 days).

[Resources]

Average UV index in January
Terrytown, LA

Average UV index in January - Terrytown, LA
  • Average UV index in January: 4

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 3).

[Resources]

Average cloud cover in January
Terrytown, LA

Average cloud cover in January - Terrytown, LA
  • Average cloud cover in January: 36

The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 24).

[Resources]

Average visibility in January
Terrytown, LA

Average visibility in January - Terrytown, 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).

[Resources]

Terrytown, Louisiana, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location