May weather forecastHayes, LA
May
Weather in May
The last month of the spring, May, is another warm month in Hayes, Louisiana, with an average temperature varying between 84.7°F (29.3°C) and 68.2°F (20.1°C).Temperature
Hayes's weather in May shows a minor rise in the average high-temperature, moving slightly up from April's 77.5°F (25.3°C) to a still warm 84.7°F (29.3°C). Hayes experiences a steady low-temperature of 68.2°F (20.1°C) throughout May.Heat index
In May, the heat index is calculated to be a tropical 93.2°F (34°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Humidity
In May, the average relative humidity is 75%.Rainfall
In Hayes, in May, during 11.3 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. Throughout the year, there are 143.2 rainfall days, and 16.42" (417mm) of precipitation is accumulated.Snowfall
In Hayes, snow does not fall in February through December.Daylight
In May, the average length of the day is 13h and 41min.On the first day of the month, sunrise is at 6:27 am and sunset at 7:49 pm. On the last day of May, sunrise is at 6:10 am and sunset at 8:08 pm CDT.
Sunshine
In May, the average sunshine is 10.3h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index, 7 during May, leads to the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Hayes, LA
- Average high temperature in May: 84.7°F
The warmest month (with the highest average high temperature) is August (90.5°F).
The month with the lowest average high temperature is January (59°F).
- Average low temperature in May: 68.2°F
The month with the highest average low temperature is July (75.4°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in May
Hayes, LA
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Hayes, LA
- Average wind speed in May: 8mph
The windiest month (with the highest average wind speed) is February (9.2mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in May
Hayes, LA
- Average humidity in May: 75%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Hayes, LA
- Average rainfall in May: 1.22"
The wettest month (with the highest rainfall) is August (2.44").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days in May
Hayes, LA
- Average rainfall days in May: 11.3 days
The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in May
Hayes, 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
Hayes, 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 March, April, May, June, July, August, October and November (0 days).
Average daylight in May /
Average sunshine in May
Hayes, 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 18min
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
Hayes, LA
- Average sunshine days in May: 16.6 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is August (9.7 days).
Average UV index in May
Hayes, 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
Hayes, LA
- Average cloud cover in May: 29
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 24).
Average visibility in May
Hayes, 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).





