May weather forecastShenandoah, LA
May
Weather in May
May, the last month of the spring in Shenandoah, is another warm month, with an average temperature varying between 65.5°F (18.6°C) and 85.5°F (29.7°C).Temperature
May introduces a minor temperature shift, with average high-temperatures adjusting from April's moderately hot 78.6°F (25.9°C) to a still warm 85.5°F (29.7°C). During the month of May, Shenandoah anticipates a mean low-temperature of 65.5°F (18.6°C).Heat index
In May, the average heat index is estimated at a torrid 96.8°F (36°C). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.
Humidity
In Shenandoah, the average relative humidity in May is 76%.Rainfall
In Shenandoah, in May, during 8.8 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. In Shenandoah, Louisiana, during the entire year, the rain falls for 96.2 days and collects up to 7.05" (179mm) of precipitation.Snowfall
In Shenandoah, snow does not fall in February through November.Daylight
In Shenandoah, the average length of the day in May is 13h and 42min.On the first day of May, sunrise is at 6:19 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:01 pm CDT.
Sunshine
In May, the average sunshine is 9.6h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the maximum UV index of 7 transforms into these recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. 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. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Shenandoah, LA
- Average high temperature in May: 85.5°F
The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is January (58.8°F).
- Average low temperature in May: 65.5°F
The month with the highest average low temperature is August (74.3°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).
Average pressure in May
Shenandoah, LA
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Shenandoah, LA
- Average wind speed in May: 5.3mph
The windiest months (with the highest average wind speed) are February and April (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.3mph).
Average humidity in May
Shenandoah, LA
- Average humidity in May: 76%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Shenandoah, LA
- Average rainfall in May: 0.59"
The wettest month (with the highest rainfall) is July (1.1").
The driest months (with the least rainfall) are March and September (0.28").
Average rainfall days in May
Shenandoah, LA
- Average rainfall days in May: 8.8 days
The month with the highest number of rainy days is July (12.4 days).
The month with the least rainy days is November (4.6 days).
Average snowfall days in May
Shenandoah, LA
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and December (0.1 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
Shenandoah, 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: 9h and 36min
The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in May
Shenandoah, LA
- Average sunshine days in May: 20.3 days
The month with the most sunshine days is November (24.1 days).
The month with the least sunshine days is July (12.5 days).
Average UV index in May
Shenandoah, 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
Shenandoah, LA
- Average cloud cover in May: 37
The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in May
Shenandoah, LA
- Average visibility in May: 5mi
The months with the highest visibility are October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and December (5mi).





