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 arrives, Louisville's weather shows a minor increase in high-temperatures, edging from April's warm 74.3°F (23.5°C) to a still moderately hot 82.2°F (27.9°C). In Louisville, the May nights cool down to an average low of 62.2°F (16.8°C).Heat index
The heat index for May is estimated at a hot 87.8°F (31°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Humidity
The average relative humidity in May in Louisville is 75%.Rainfall
In Louisville, Mississippi, during May, the rain falls for 13.1 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Louisville, during the entire year, the rain falls for 157.5 days and collects up to 32.13" (816mm) of precipitation.Snowfall
April through November are months without snowfall.Daylight
In May, the average length of the day is 13h and 53min.On the first day of the month, sunrise is at 6:07 am and sunset at 7:38 pm. On the last day of May, sunrise is at 5:48 am and sunset at 7:59 pm CDT.
Sunshine
In May, the average sunshine in Louisville, Mississippi, is 9.9h.UV index
In Louisville, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 6 in May transforms into the following instructions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Louisville?
What is the average humidity in May in Louisville?
How much does it rain in Louisville in May?
When it does not snow in Louisville?
What is the average length of the day in May in Louisville?
What time are sunrise and sunset in May in Louisville?
How long on average sun shines in May in Louisville?
How high is the UV index in May in Louisville?
Average temperature in May
Louisville, MS
- Average high temperature in May: 82.2°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (51.8°F).
- Average low temperature in May: 62.2°F
The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (36.7°F).
Average pressure in May
Louisville, 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
Louisville, MS
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is February (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in May
Louisville, MS
- Average humidity in May: 75%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Louisville, MS
- Average rainfall in May: 2.05"
The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is November (1.81").
Average rainfall days in May
Louisville, MS
- Average rainfall days in May: 13.1 days
The month with the highest number of rainy days is August (19.5 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in May
Louisville, MS
- Average snowfall in May: 0"
The months with the highest snowfall are January and February (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Louisville, MS
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (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
Louisville, MS
- 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in May
Louisville, MS
- Average sunshine days in May: 16 days
The month with the most sunshine days is October (21 days).
The months with the least sunshine days are July and August (9.6 days).
Average UV index in May
Louisville, MS
- Average UV index in May: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in May
Louisville, MS
- Average cloud cover in May: 34
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in May
Louisville, 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).
Louisville, Mississippi, USA
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