May weather forecastDel Rio, TN
May
Weather in May
May, the last month of the spring in Del Rio, is a moderately hot month, with an average temperature fluctuating between 54.3°F (12.4°C) and 76.3°F (24.6°C).Temperature
Del Rio's transition into May brings a slight rise in the average high-temperature, moving from a comfortable 67.8°F (19.9°C) in April to a warm 76.3°F (24.6°C). Del Rio experiences a consistent, yet significant, drop from daily highs to a low-temperature of 54.3°F (12.4°C) throughout May.Humidity
In May, the average relative humidity is 75%.Rainfall
In Del Rio, during May, the rain falls for 15.5 days and regularly aggregates up to 1.85" (47mm) of precipitation. Throughout the year, there are 155.9 rainfall days, and 24.02" (610mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In May, the average length of the day is 14h and 5min.On the first day of the month, sunrise is at 6:38 am and sunset at 8:19 pm. On the last day of May, in Del Rio, sunrise is at 6:16 am and sunset at 8:42 pm EDT.
Sunshine
In May, the average sunshine is 10.3h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 6 in May interprets into the following advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Del Rio, TN
- Average high temperature in May: 76.3°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in May: 54.3°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in May
Del Rio, TN
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in May
Del Rio, TN
- Average wind speed in May: 5mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in May
Del Rio, TN
- Average humidity in May: 75%
The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are July and August (73%).
Average rainfall in May
Del Rio, TN
- Average rainfall in May: 1.85"
The wettest month (with the highest rainfall) is February (2.87").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in May
Del Rio, TN
- Average rainfall days in May: 15.5 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (10 days).
Average snowfall in May
Del Rio, TN
- Average snowfall in May: 0"
The month with the highest snowfall is December (2.48").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Del Rio, TN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Del Rio, TN
- Average daylight in May: 14h and 6min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 10h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in May
Del Rio, TN
- Average sunshine days in May: 13.2 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is July (12 days).
Average UV index in May
Del Rio, TN
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in May
Del Rio, TN
- Average cloud cover in May: 31
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in May
Del Rio, TN
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





