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
The average high-temperature mildly increases in May, edging from a pleasant 70.3°F (21.3°C) in April to a warm 79.2°F (26.2°C). In May, Mount Vernon encounters an average low-temperature of 59.5°F (15.3°C) during the night.Humidity
In May, the average relative humidity is 78%.Rainfall
In Mount Vernon, in May, it is raining for 11.9 days, with typically 1.42" (36mm) of accumulated precipitation. In Mount Vernon, during the entire year, the rain falls for 118 days and collects up to 13.58" (345mm) of precipitation.Snowfall
In Mount Vernon, snow does not fall in April through October.Daylight
The average length of the day in May in Mount Vernon is 14h and 2min.On the first day of May, sunrise is at 6:16 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:17 pm CDT.
Sunshine
The average sunshine in May is 9.2h.UV index
In May, the average daily maximum UV index in Mount Vernon is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 6 in May translates into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Mount Vernon?
What is the average humidity in May in Mount Vernon?
How much does it rain in Mount Vernon in May?
When it does not snow in Mount Vernon?
What is the average length of the day in May in Mount Vernon?
When is the sunrise / sunset in May in Mount Vernon?
How long on average sun shines in May in Mount Vernon?
What is the UV index intensity in May in Mount Vernon?
Average temperature in May
Mount Vernon, AR
- Average high temperature in May: 79.2°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in May: 59.5°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).
Average pressure in May
Mount Vernon, AR
- Average pressure in May: 29.96"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
Mount Vernon, AR
- Average wind speed in May: 6.3mph
The windiest months (with the highest average wind speed) are March and April (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in May
Mount Vernon, AR
- Average humidity in May: 78%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Mount Vernon, AR
- Average rainfall in May: 1.42"
The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in May
Mount Vernon, AR
- Average rainfall days in May: 11.9 days
The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is October (7.2 days).
Average snowfall in May
Mount Vernon, AR
- Average snowfall in May: 0"
The month with the highest snowfall is March (0.24").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Mount Vernon, AR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (1.5 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
Mount Vernon, AR
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in May
Mount Vernon, AR
- Average sunshine days in May: 16 days
The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (14 days).
Average UV index in May
Mount Vernon, AR
- Average UV index in May: 6
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in May
Mount Vernon, AR
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in May
Mount Vernon, AR
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Mount Vernon, Arkansas, USA
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