Climate and monthly weather forecast
Marrero, LA

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Weather in January

January, like December, is a moderate winter month in Marrero, Louisiana, with an average temperature ranging between min 48.6°F (9.2°C) and max 60.4°F (15.8°C). 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). Weather in January »

Weather in February

February, the last month of the winter in Marrero, is a comfortable month, with temperature in the range of an average low of 52.7°F (11.5°C) and an average high of 64.6°F (18.1°C). The advent of February signifies a minor shift to an average high-temperature of a still refreshing 64.6°F (18.1°C), aligning closely with January. Weather in February »

Weather in March

The first month of the spring, March, is a pleasant month in Marrero, Louisiana, with an average temperature fluctuating between 70.7°F (21.5°C) and 58.3°F (14.6°C). As March begins, there's a slight increase in the average high-temperature, moving from a comfortable 64.6°F (18.1°C) in February to a pleasant 70.7°F (21.5°C). Weather in March »

Weather in April

April is a moderately hot spring month in Marrero, Louisiana, with an average temperature ranging between max 77°F (25°C) and min 64.2°F (17.9°C). With the beginning of April, Marrero's average high-temperature sees a minor increase, transitioning from a pleasant 70.7°F (21.5°C) in March to a moderately hot 77°F (25°C). Weather in April »

Weather in May

May, the last month of the spring in Marrero, is another warm month, with an average temperature fluctuating between 71.2°F (21.8°C) and 82.9°F (28.3°C). The start of May brings a subtle rise in the average high-temperature, moving from a moderately hot 77°F (25°C) in April to a still warm 82.9°F (28.3°C). Weather in May »

Weather in June

June, the first month of the summer in Marrero, is a tropical month, with temperature in the range of an average low of 77.7°F (25.4°C) and an average high of 88.3°F (31.3°C). June's onset witnesses a minor shift in the average high-temperature, moving from a warm 82.9°F (28.3°C) in May to a tropical 88.3°F (31.3°C). Weather in June »

Weather in July

July, like June, is a hot summer month in Marrero, Louisiana, with temperature in the range of an average high of 89.4°F (31.9°C) and an average low of 79.3°F (26.3°C). The months of July and August see the peak of Marrero's temperatures, averaging a high of 89.4°F (31.9°C). The heat index value for July is appraised at a blistering 105.8°F (41°C). Weather in July »

Weather in August

August, the last month of the summer in Marrero, is another hot month, with an average temperature fluctuating between 79.5°F (26.4°C) and 89.4°F (31.9°C). July and August mark Marrero's peak of temperatures, averaging a high-temperature of 89.4°F (31.9°C). The heat index in August is appraised at a blisteringly hot 105.8°F (41°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a hot month in Marrero, Louisiana, with an average temperature varying between 76.3°F (24.6°C) and 86.5°F (30.3°C). The commencement of September records an average high-temperature of a still hot 86.5°F (30.3°C), barely varying from August's 89.4°F (31.9°C). Weather in September »

Weather in October

October, like September, in Marrero, Louisiana, is a moderately hot autumn month, with an average temperature ranging between min 66.9°F (19.4°C) and max 78.8°F (26°C). Marrero in October experiences a gentle temperature dip, with average high-temperatures reducing from a hot 86.5°F (30.3°C) in September to a moderately hot 78.8°F (26°C). Weather in October »

Weather in November

November, the last month of the autumn in Marrero, is another pleasant month, with temperature in the range of an average low of 57.4°F (14.1°C) and an average high of 68.9°F (20.5°C). Marrero experiences a temperature shift at the start of November, with average high-temperatures adjusting from a warm 78.8°F (26°C) in October to an agreeable 68.9°F (20.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a refreshing month in Marrero, Louisiana, with temperature in the range of an average low of 52.5°F (11.4°C) and an average high of 63.5°F (17.5°C). December's arrival aligns with a minor decrease in average high-temperatures, from November's pleasant 68.9°F (20.5°C) to a refreshing 63.5°F (17.5°C). Weather in December »

Frequently asked questions

What is the coldest month?

January, recording an average high temperature of 60.4°F (15.8°C) and a low temperature of 48.6°F (9.2°C), is Marrero's coldest month.

How much does it rain?

Throughout the year, there are 112.1 rainfall days, and 9.37" (238mm) of precipitation is accumulated.

When does it snow?

January is the only month when snow falls in Marrero, Louisiana.

What is the snowiest month?

The month with the most snowfall days is January, when snow falls for 0.1 days.

How many days does it snow?

Throughout the year, there are 0.1 snowfall days.

What is the most humid month?

The months with the highest humidity are February and December, with an average relative humidity of 77%.

When it does not snow?

In Marrero, snow does not fall in February through December.

What is the driest month?

The months with the least rainfall in Marrero are March and April Rain falls for 8.3 days and accumulates 0.43" (11mm) of rain.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

What are the months with the highest UV index?

The months with the highest UV index are May through September, with an average maximum UV index of 7.

When are the longest days?

June has the longest days of the year in Marrero, with an average of 14h and 0min of daylight.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 11h of sunshine.

What is the hottest time of year?

Marrero witnesses its highest temperatures in July and August, reaching an average of 89.4°F (31.9°C).

What is the wettest month?

July is the month with the most rainfall. Rain falls for 15.5 days and accumulates 1.57" (40mm) of precipitation.

What is the least humid month?

The least humid month is October, with an average relative humidity of 71%.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 18min of daylight.

What is the month with the least sunshine?

With an average of 5.1h of sunshine, December has the least sunshine of the year.

What is the month with the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 3.

Average temperature
Marrero, LA

Average temperature - Marrero, LA

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).

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
Marrero, LA

Average pressure - Marrero, LA

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
Marrero, LA

Average wind speed - Marrero, LA

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
Marrero, LA

Average humidity - Marrero, LA

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

Average rainfall
Marrero, LA

Average rainfall - Marrero, LA

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
Marrero, LA

Average rainfall days - Marrero, LA

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
Marrero, LA

Average snowfall days - Marrero, LA

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 / Average sunshine
Marrero, LA

Average daylight / Average sunshine - Marrero, LA

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).

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
Marrero, LA

Average sunshine days - Marrero, LA

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
Marrero, LA

Average UV index - Marrero, LA

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 visibility
Marrero, LA

Average visibility - Marrero, LA

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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