May weather forecast
Walroy, LA

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Weather in May

The last month of the spring, May, is another warm month in Walroy, Louisiana, with an average temperature varying between 84.6°F (29.2°C) and 67.5°F (19.7°C).

Temperature

As May arrives, Walroy's weather shows a minor increase in high-temperatures, edging from April's moderately hot 77.5°F (25.3°C) to a still warm 84.6°F (29.2°C). May is noted for a mean low-temperature of 67.5°F (19.7°C).

Heat index

For most parts of May, the heat index is computed to be a hot 93.2°F (34°C). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

In May, the average relative humidity is 76%.

Rainfall

In Walroy, Louisiana, during May, the rain falls for 10.3 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Walroy, during the entire year, the rain falls for 143.3 days and collects up to 17.91" (455mm) of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

In May, the average length of the day is 13h and 41min.
On the first day of the month, sunrise is at 6:24 am and sunset at 7:46 pm. On the last day of May, sunrise is at 6:06 am and sunset at 8:04 pm CDT.

Sunshine

The average sunshine in May is 10.2h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 7 in May translates into these instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is May?

During May, Walroy experiences an average high-temperature of 84.6°F (29.2°C) and a low-temperature of 67.5°F (19.7°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in May is computed to be 93.2°F (34°C).

What is the average humidity in May?

In Walroy, the average relative humidity in May is 76%.

How many days does it rain in May?

In Walroy, during May, the rain falls for 10.3 days and regularly aggregates up to 1.18" (30mm) of precipitation.

When it does not snow?

February through December are months without snowfall.

What is the average length of the day in May?

In Walroy, the average day length in May is 13h and 41min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:24 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:04 pm CDT.

How many hours of sunshine does Walroy have in May?

The average sunshine duration in May is 10.2h.

When is the highest UV index?

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

How high is the UV index in May?

The average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's 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 May
Walroy, LA

Average temperature in May - Walroy, LA
  • Average high temperature in May: 84.6°F

The warmest month (with the highest average high temperature) is August (90°F).
The month with the lowest average high temperature is January (58.8°F).

  • Average low temperature in May: 67.5°F

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

Average pressure in May
Walroy, LA

Average pressure in May - Walroy, LA
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in May
Walroy, LA

Average wind speed in May - Walroy, LA
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest months (with the lowest average wind speed) are July, August and September (5.3mph).

Average humidity in May
Walroy, LA

Average humidity in May - Walroy, LA
  • Average humidity in May: 76%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (73%).

Average rainfall in May
Walroy, LA

Average rainfall in May - Walroy, LA
  • Average rainfall in May: 1.18"

The wettest month (with the highest rainfall) is August (2.8").
The driest month (with the least rainfall) is March (0.83").

Average rainfall days in May
Walroy, LA

Average rainfall days in May - Walroy, LA
  • Average rainfall days in May: 10.3 days

The month with the highest number of rainy days is August (20 days).
The months with the least rainy days are January and November (7.8 days).

Average snowfall days in May
Walroy, LA

Average snowfall days in May - Walroy, LA
  • Average snowfall days in May: 0 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 May /
Average sunshine in May
Walroy, LA

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

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • 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 0min).

Average sunshine days in May
Walroy, LA

Average sunshine days in May - Walroy, LA
  • Average sunshine days in May: 18.3 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is August (8 days).

Average UV index in May
Walroy, LA

Average UV index in May - Walroy, LA
  • Average UV index in May: 7

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

Average cloud cover in May
Walroy, LA

Average cloud cover in May - Walroy, LA
  • Average cloud cover in May: 30

The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 25).

Average visibility in May
Walroy, LA

Average visibility in May - Walroy, 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).

Walroy, Louisiana, USA

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