Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
As May begins, there's a slight increase in the average high-temperature, moving from 77.9°F (25.5°C) in April to a still warm 83.8°F (28.8°C). Garyville experiences an average nighttime temperature of 67.6°F (19.8°C) in the month of May.Heat index
In May, the average heat index is appraised at a hot 91.4°F (33°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.Heat index guidelines indicate values are for light wind scenarios and shaded regions. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Humidity
The average relative humidity in May is 76%.Rainfall
In Garyville, in May, during 13.8 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. In Garyville, during the entire year, the rain falls for 174 days and collects up to 34.76" (883mm) of precipitation.Snowfall
February through December are months without snowfall.Daylight
In Garyville, the average length of the day in May is 13h and 41min.On the first day of May in Garyville, sunrise is at 6:18 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:58 pm CDT.
Sunshine
The average sunshine in May is 10.2h.UV index
In Garyville, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: In May, the maximum UV index of 6 transforms into these recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during May?
What is the average humidity in May?
How much does it rain in May?
When it does not snow in Garyville?
How many hours of daylight does Garyville have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Garyville have in May?
How high is the UV index in May?
Average temperature in May
Garyville, LA
- Average high temperature in May: 83.8°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (60.4°F).
- Average low temperature in May: 67.6°F
The months with the highest average low temperature are July and August (75.7°F).
The coldest month (with the lowest average low temperature) is January (46°F).
Average pressure in May
Garyville, 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
Garyville, LA
- Average wind speed in May: 6.6mph
The windiest months (with the highest average wind speed) are January, February and April (8mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).
Average humidity in May
Garyville, LA
- Average humidity in May: 76%
The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in May
Garyville, LA
- Average rainfall in May: 3.11"
The wettest month (with the highest rainfall) is July (5.55").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in May
Garyville, LA
- Average rainfall days in May: 13.8 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in May
Garyville, 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
Garyville, LA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.2 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
Garyville, 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
Garyville, LA
- Average sunshine days in May: 14.6 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (6 days).
Average UV index in May
Garyville, 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
Garyville, LA
- Average cloud cover in May: 29
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 25).
Average visibility in May
Garyville, 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).
Garyville, Louisiana, USA
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