May weather forecast
Southdown Plantation, LA

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Weather in May

The last month of the spring, May, is also a moderately hot month in Southdown Plantation, Louisiana, with an average temperature ranging between max 84°F (28.9°C) and min 67.3°F (19.6°C).

Temperature

As Southdown Plantation enters May, the average high-temperature marginally increases from the a moderately hot 77.9°F (25.5°C) of April to a still warm 84°F (28.9°C). During May nights, Southdown Plantation witnesses a consistent average temperature of 67.3°F (19.6°C).

Heat index

May's heat index is calculated to be a hot 93.2°F (34°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are of high significance for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Southdown Plantation, the average relative humidity in May is 77%.

Rainfall

In Southdown Plantation, during May, the rain falls for 14 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Southdown Plantation, during the entire year, the rain falls for 172.6 days and collects up to 30.2" (767mm) of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

In Southdown Plantation, the average length of the day in May is 13h and 40min.
On the first day of May, sunrise is at 6:19 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:59 pm CDT.

Sunshine

In May, the average sunshine is 10.2h.

UV index

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 6 during May, leads to the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in May?

In May, in Southdown Plantation, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 67.3°F (19.6°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in May is calculated to be 93.2°F (34°C).

What is the average humidity in May?

In Southdown Plantation, the average relative humidity in May is 77%.

How much does it rain in May?

In May, the rain falls for 14 days. Throughout May, 2.8" (71mm) of precipitation is accumulated.

When it does not snow?

In Southdown Plantation, snow does not fall in February through December.

What is the average length of the day in May?

In Southdown Plantation, the average day length in May is 13h and 40min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:19 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:59 pm CDT.

How many hours of sunshine does Southdown Plantation have in May?

In May, the average sunshine duration is 10.2h.

How high is the UV index in May?

In May, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Southdown Plantation, LA

Average temperature in May - Southdown Plantation, LA
  • Average high temperature in May: 84°F

The warmest months (with the highest average high temperature) are July and August (89.8°F).
The month with the lowest average high temperature is January (60.3°F).

  • Average low temperature in May: 67.3°F

The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (45.1°F).

Average pressure in May
Southdown Plantation, LA

Average pressure in May - Southdown Plantation, LA
  • Average pressure in May: 29.99"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 May
Southdown Plantation, LA

Average wind speed in May - Southdown Plantation, LA
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in May
Southdown Plantation, LA

Average humidity in May - Southdown Plantation, LA
  • Average humidity in May: 77%

The months with the highest relative humidity are February, July, August, September and December (79%).
The month with the lowest relative humidity is October (74%).

Average rainfall in May
Southdown Plantation, LA

Average rainfall in May - Southdown Plantation, LA
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is July (4.88").
The driest month (with the least rainfall) is November (1.26").

Average rainfall days in May
Southdown Plantation, LA

Average rainfall days in May - Southdown Plantation, LA
  • Average rainfall days in May: 14 days

The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8 days).

Average snowfall in May
Southdown Plantation, LA

Average snowfall in May - Southdown Plantation, LA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in May
Southdown Plantation, LA

Average snowfall days in May - Southdown Plantation, LA
  • Average snowfall days in May: 0 days

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

Average daylight in May /
Average sunshine in May
Southdown Plantation, LA

Average daylight in May / Average sunshine in May - Southdown Plantation, LA
  • Average daylight in May: 13h and 4min

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 May: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in May
Southdown Plantation, LA

Average sunshine days in May - Southdown Plantation, LA
  • Average sunshine days in May: 14.5 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (6.4 days).

Average UV index in May
Southdown Plantation, LA

Average UV index in May - Southdown Plantation, LA
  • Average UV index in May: 6

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

Average cloud cover in May
Southdown Plantation, LA

Average cloud cover in May - Southdown Plantation, LA
  • Average cloud cover in May: 30

The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 25).

Average visibility in May
Southdown Plantation, LA

Average visibility in May - Southdown Plantation, LA
  • Average visibility in May: 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).

Southdown Plantation, Louisiana, USA

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