May weather forecastPleasant Hill, LA
May
Weather in May
May, the last month of the spring in Pleasant Hill, is also a moderately hot month, with an average temperature varying between 64.4°F (18°C) and 85.3°F (29.6°C).Temperature
May sees a marginal temperature increase, moving from 77.4°F (25.2°C) in April to a still warm 85.3°F (29.6°C). During May, Pleasant Hill consistently records a temperature low averaging a comfortable 64.4°F (18°C).Heat index
During May, the heat index is computed to be a sweltering 95°F (35°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.Know that the heat index computations account for shaded terrains and slight winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.
Humidity
In Pleasant Hill, the average relative humidity in May is 74%.Rainfall
May is the month with the most rainfall. Rain falls for 14.3 days and accumulates 4.25" (108mm) of precipitation.Snowfall
March through November are months without snowfall.Daylight
The average length of the day in May is 13h and 47min.On the first day of the month, sunrise is at 6:27 am and sunset at 7:54 pm. On the last day of May, sunrise is at 6:09 am and sunset at 8:14 pm CDT.
Sunshine
The average sunshine in May is 9.3h.UV index
In Pleasant Hill, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In May, the maximum UV index of 6 translates into these guidelines:
Prevent overexposure. Protection from the sun's harmful effects is needed. 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
Average temperature in May
Pleasant Hill, LA
- Average high temperature in May: 85.3°F
The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (55.9°F).
- Average low temperature in May: 64.4°F
The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).
Average pressure in May
Pleasant Hill, LA
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Pleasant Hill, LA
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in May
Pleasant Hill, LA
- Average humidity in May: 74%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are August and October (71%).
Average rainfall in May
Pleasant Hill, LA
- Average rainfall in May: 4.25"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is November (2.28").
Average rainfall days in May
Pleasant Hill, LA
- Average rainfall days in May: 14.3 days
The month with the highest number of rainy days is August (16 days).
The month with the least rainy days is November (10.2 days).
Average snowfall in May
Pleasant Hill, LA
- Average snowfall in May: 0"
The month with the highest snowfall is January (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
Pleasant Hill, LA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Pleasant Hill, LA
- Average daylight in May: 13h and 48min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in May: 9h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in May
Pleasant Hill, LA
- Average sunshine days in May: 14.3 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is February (12.4 days).
Average UV index in May
Pleasant Hill, LA
- Average UV index in May: 6
The months with the highest UV index are 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
Pleasant Hill, LA
- Average cloud cover in May: 38
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in May
Pleasant Hill, LA
- Average visibility in May: 5mi
The months with the highest visibility are June, August, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, September and December (5mi).
