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 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
January is the coldest month, with an average high-temperature of 60.4°F (15.8°C) and an average low-temperature of 48.6°F (9.2°C).Humidity
In January, the average relative humidity is 74%.Rainfall
In Marrero, in January, during 5.8 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. In Marrero, during the entire year, the rain falls for 112.1 days and collects up to 9.37" (238mm) of precipitation.Snowfall
January is the only month when snow falls. January has the most snowfall days of the year in Marrero. Snow falls for 0.1 days.Daylight
In Marrero, 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, sunrise is at 6:51 am and sunset at 5:36 pm CST.
Sunshine
In Marrero, the average sunshine in January is 5.7h.UV index
The average daily maximum UV index in January is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In January, the UV index of 4 transforms into the following advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Minimize direct exposure to the Sun during midday when its radiation is at its peak. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
What are January temperatures?
What is the average humidity in January in Marrero?
How many days does it rain in January?
What is the snowiest month?
When does it start to snow?
How many hours of daylight does Marrero have in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Marrero have in January?
What is the UV index intensity in January?
Average temperature in January
Marrero, 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).
Average pressure in January
Marrero, 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).
Average wind speed in January
Marrero, 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).
Average humidity in January
Marrero, 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%).
Average rainfall in January
Marrero, 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").
Average rainfall days in January
Marrero, 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).
Average snowfall days in January
Marrero, 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).
Average daylight in January /
Average sunshine in January
Marrero, 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).
Average sunshine days in January
Marrero, 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).
Average UV index in January
Marrero, 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).
Average cloud cover in January
Marrero, 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).
Average visibility in January
Marrero, 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).
Marrero, Louisiana, USA
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