May weather forecastLake Catherine, LA
May
Weather in May
May, the last month of the spring in Lake Catherine, is another warm month, with an average temperature fluctuating between 83.8°F (28.8°C) and 68.5°F (20.3°C).Temperature
The shift from April to May is marked by a slight increase in the average high-temperature, moving from a warm 77.4°F (25.2°C) to a still moderately hot 83.8°F (28.8°C). The average temperature during May nights is registered at a pleasant 68.5°F (20.3°C).Heat index
The heat index value for May is computed to be a tropical 91.4°F (33°C). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and humidity. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Humidity
The average relative humidity in May is 73%.Rainfall
In May, the rain falls for 13.3 days. Throughout May, 2.68" (68mm) of precipitation is accumulated. Throughout the year, there are 173.3 rainfall days, and 30.79" (782mm) of precipitation is accumulated.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 6:15 am and sunset at 7:36 pm. On the last day of May, sunrise is at 5:58 am and sunset at 7:55 pm CDT.
Sunshine
In Lake Catherine, Louisiana, the average sunshine in May is 10.6h.UV index
May through August, with an average maximum UV index of 7, are months with the highest UV index in Lake Catherine, Louisiana. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.Note: In May, the maximum UV index of 7 suggests these recommendations:
Ward off overexposure. Defence against solar harm is crucial. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Lake Catherine, LA
- Average high temperature in May: 83.8°F
The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (59.4°F).
- Average low temperature in May: 68.5°F
The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is January (45.1°F).
Average pressure in May
Lake Catherine, LA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in May
Lake Catherine, LA
- Average wind speed in May: 6.7mph
The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).
Average humidity in May
Lake Catherine, LA
- Average humidity in May: 73%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Lake Catherine, LA
- Average rainfall in May: 2.68"
The wettest month (with the highest rainfall) is August (4.92").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in May
Lake Catherine, LA
- Average rainfall days in May: 13.3 days
The month with the highest number of rainy days is August (23.5 days).
The month with the least rainy days is November (8 days).
Average snowfall in May
Lake Catherine, LA
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.2").
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
Lake Catherine, LA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, October and November (0 days).
Average daylight in May /
Average sunshine in May
Lake Catherine, LA
- Average daylight in May: 13h and 42min
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 36min
The month with the most sunshine is June (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in May
Lake Catherine, LA
- Average sunshine days in May: 14.8 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (5.1 days).
Average UV index in May
Lake Catherine, 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
Lake Catherine, LA
- Average cloud cover in May: 27
The month with the most cloud cover is December (Cloud cover 45).
The month with the least cloud cover is October (Cloud cover 24).
Average visibility in May
Lake Catherine, 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).





