May weather forecastPearl, MS
May
Weather in May
Pearl's month of May is characterized by a climate inclined towards warmth and humidity. The times spent under blue skies increase as daylight hours reach up to almost 14 daily. The weather in May is wonderfully welcoming, with ample occasions for outdoor gatherings and activities. Thunderstorms might briefly disrupt sunny days due to moderately high rainfall incidence. May marks the transition from spring to summer USA with an average daily high of 83.8°F (28.8°C).Temperature
The start of May signals a slight increase in the average high-temperature, moving from 76.1°F (24.5°C) in April to a still warm 83.8°F (28.8°C). During May, Pearl experiences a consistent low-temperature average of 63.1°F (17.3°C).Heat index
May's mean heat index is estimated at a hot 91.4°F (33°C). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.One should consider that heat index numbers are for shaded settings and light wind. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular importance for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
Humidity
In Pearl, the average relative humidity in May is 74%.Rainfall
In Pearl, during May, the rain falls for 13.8 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, there are 152.1 rainfall days, and 29.72" (755mm) of precipitation is accumulated.Snowfall
In Pearl, snow does not fall in March through December.Daylight
In May, the average length of the day is 13h and 49min.On the first day of May, sunrise is at 6:13 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:02 pm CDT.
Sunshine
In May, the average sunshine is 10h.UV index
The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.Note: In May, a daily maximum UV index of 6 leads to the following instructions:
Shun overexposure. Protection from sun ravages is indispensable. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Pearl, MS
- Average high temperature in May: 83.8°F
The warmest months (with the highest average high temperature) are July and August (91.8°F).
The month with the lowest average high temperature is January (54.7°F).
- Average low temperature in May: 63.1°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).
Average pressure in May
Pearl, MS
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Pearl, MS
- Average wind speed in May: 6.3mph
The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).
Average humidity in May
Pearl, MS
- Average humidity in May: 74%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (69%).
Average rainfall in May
Pearl, MS
- Average rainfall in May: 2.13"
The wettest month (with the highest rainfall) is April (3.46").
The driest month (with the least rainfall) is October (1.81").
Average rainfall days in May
Pearl, MS
- Average rainfall days in May: 13.8 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is October (8.5 days).
Average snowfall in May
Pearl, MS
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.35").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Pearl, MS
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (1 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
Pearl, MS
- 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: 10h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in May
Pearl, MS
- Average sunshine days in May: 15.2 days
The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in May
Pearl, MS
- 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
Pearl, MS
- Average cloud cover in May: 33
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in May
Pearl, MS
- 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).





