Louisiana Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Louisiana, the United States of America in May.

Planning a getaway to Louisiana, the United States of America this May and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Louisiana in May

Louisiana, the United States of America is a region in the United States of America. May in Louisiana generally has warm temperatures, with precipitation levels ranging from moderate to heavy.

Temperatures

You can expect warm maximum daytime temperatures of around 29°C (84°F) and nighttime temperatures around 21°C (70°F) in New Orleans. While the given temperatures for day and night are typical, there may be days that feel warmer. Make sure you're dressed in a way that keeps you cool and comfortable.

For a closer look at conditions across Louisiana, the United States of America, refer to the map below.

Precipitation

In May, precipitation varies across different areas. From moderate rainfall in Alexandria with an average of 97 mm (3.8 in) to heavy rainfall in Livonia with 177 mm (7 in).

Average sunshine

Plenty of sunshine can be expected in numerous places in May. New Orleans typically receives 279 hours of sunlight, making it ideal for those seeking sunny weather.

Explore Louisiana by month

Pick a month to see the average temperature, rainfall and sunshine in Louisiana — and find the best time to visit. (based on New Orleans)

Best Places to Visit in Louisiana in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Louisiana.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Louisiana

What is the weather like in May for some of the most popular destinations in Louisiana, the United States of America?

Temperature range in Louisiana (May)

Precipitation variation in Louisiana (May)

New Orleans

In May New Orleans generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 21°C (70°F) and high monthly rainfall. So on average the conditions are pleasant that month.

May
April
May
June
Max temperature
26°C (79°F)
29°C (84°F)
32°C (90°F)
Min temperature
17°C (63°F)
21°C (70°F)
24°C (75°F)
Monthly sun hours
251 hours
279 hours
274 hours
Monthly rainfall
135 mm (5.3 in)
149 mm (5.9 in)
150 mm (5.9 in)
Monthly rainy days
8 days
10 days
16 days
Weather conditions

Baton Rouge

In May Baton Rouge generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 18°C (64°F) and high monthly rainfall. So on average the conditions are pleasant that month.

May
April
May
June
Max temperature
26°C (79°F)
29°C (84°F)
33°C (91°F)
Min temperature
15°C (59°F)
18°C (64°F)
22°C (72°F)
Monthly sun hours
250 hours
290 hours
280 hours
Monthly rainfall
117 mm (4.6 in)
156 mm (6.1 in)
156 mm (6.1 in)
Monthly rainy days
9 days
10 days
15 days
Weather conditions

Houma

In May Houma generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 20°C (68°F) and high monthly rainfall. So on average the conditions are pleasant that month.

May
April
May
June
Max temperature
26°C (79°F)
29°C (84°F)
32°C (90°F)
Min temperature
16°C (61°F)
20°C (68°F)
23°C (73°F)
Monthly sun hours
251 hours
279 hours
274 hours
Monthly rainfall
130 mm (5.1 in)
156 mm (6.1 in)
157 mm (6.2 in)
Monthly rainy days
8 days
10 days
16 days
Weather conditions

Metairie

In May Metairie generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 21°C (70°F) and high monthly rainfall. So on average the conditions are pleasant that month.

May
April
May
June
Max temperature
26°C (79°F)
29°C (84°F)
33°C (91°F)
Min temperature
17°C (63°F)
21°C (70°F)
25°C (77°F)
Monthly sun hours
251 hours
279 hours
274 hours
Monthly rainfall
142 mm (5.6 in)
145 mm (5.7 in)
139 mm (5.5 in)
Monthly rainy days
8 days
9 days
16 days
Weather conditions

Slidell

In May Slidell generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 19°C (66°F) and high monthly rainfall. So on average the conditions are pleasant that month.

May
April
May
June
Max temperature
25°C (77°F)
29°C (84°F)
32°C (90°F)
Min temperature
15°C (59°F)
19°C (66°F)
23°C (73°F)
Monthly sun hours
251 hours
279 hours
274 hours
Monthly rainfall
127 mm (5 in)
108 mm (4.3 in)
116 mm (4.6 in)
Monthly rainy days
8 days
9 days
14 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Louisiana, in the United States of America.

Popular cities in May

Day & night temperatures, rainfall and average weather in Louisiana in May.

City Weather Day temp Night temp Rainfall
New Orleans 29°C (84°F) 21°C (70°F) 149 mm (5.9 in)
Baton Rouge 29°C (84°F) 18°C (64°F) 156 mm (6.1 in)
Houma 29°C (84°F) 20°C (68°F) 156 mm (6.1 in)
Metairie 29°C (84°F) 21°C (70°F) 145 mm (5.7 in)
Slidell 29°C (84°F) 19°C (66°F) 108 mm (4.3 in)
Hammond 30°C (86°F) 18°C (64°F) 148 mm (5.8 in)

Louisiana weather in May: frequently asked questions

What is the weather like in Louisiana, the United States of America in May?

Expect pleasant weather across Louisiana, the United States of America in May. The popular destination of New Orleans averages 29°C (84°F) by day and 21°C (70°F) at night during this month.

What is the average temperature in Louisiana, the United States of America in May?

New Orleans averages a daytime maximum of 29°C (84°F) in May, with overnight lows close to 21°C (70°F).

Does Louisiana, the United States of America get a lot of rain in May?

New Orleans typically receives notable rainfall in May, about 149 mm (5.9 in) on average across Louisiana, the United States of America.

Is May a Good Time to Visit Louisiana, the United States of America?

In our opinion, May is a good time to visit Louisiana, the United States of America with overall pleasant weather in New Orleans. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, the best visiting conditions can be found in October and November offering mostly perfect weather in New Orleans. On the other hand, the weather in July and August tend to be poor.

Interested in more climate information?

We have much more information about the climate in Louisiana.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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