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
Marion's May weather indicates a minor increase in high-temperatures, edging from April's 75.2°F (24°C) to a still warm 83.8°F (28.8°C). An average low-temperature of 63.3°F (17.4°C) is noted during the month of May.Heat index
The heat index for May is appraised at a tropical 91.4°F (33°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
The average relative humidity in May is 75%.Rainfall
In May, the rain falls for 14.6 days. Throughout May, 3.19" (81mm) of precipitation is accumulated. In Marion, during the entire year, the rain falls for 155.8 days and collects up to 37.13" (943mm) of precipitation.Snowfall
March through November are months without snowfall.Daylight
In Marion, the average length of the day in May is 13h and 52min.On the first day of May, sunrise is at 6:20 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:12 pm CDT.
Sunshine
In May, the average sunshine is 9.4h.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 vulnerability from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 7 during May leads to these instructions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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 Marion in May?
When it does not snow?
What is the average length of the day in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
When is the highest UV index?
What is the UV index reading in May?
Average temperature in May
Marion, LA
- Average high temperature in May: 83.8°F
The warmest months (with the highest average high temperature) are July and August (93.7°F).
The month with the lowest average high temperature is January (53.2°F).
- Average low temperature in May: 63.3°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).
Average pressure in May
Marion, LA
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Marion, LA
- Average wind speed in May: 6mph
The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in May
Marion, LA
- Average humidity in May: 75%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are July, August, September and October (71%).
Average rainfall in May
Marion, LA
- Average rainfall in May: 3.19"
The wettest month (with the highest rainfall) is April (4.25").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in May
Marion, LA
- Average rainfall days in May: 14.6 days
The month with the highest number of rainy days is August (15.1 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in May
Marion, LA
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Marion, LA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Marion, LA
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 9h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in May
Marion, LA
- Average sunshine days in May: 14.1 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is February (13 days).
Average UV index in May
Marion, LA
- Average UV index in May: 7
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in May
Marion, LA
- Average cloud cover in May: 36
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Marion, LA
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Marion, Louisiana, USA
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