May weather forecastClayton, GA
May
Weather in May
The last month of the spring, May, is a warm month in Clayton, Georgia, with an average temperature ranging between min 53.4°F (11.9°C) and max 74.1°F (23.4°C).Temperature
With the transition into May, Clayton experiences a subtle uplift in average high-temperatures, adjusting from an enjoyable 66.2°F (19°C) in April to a warm 74.1°F (23.4°C). In May, the average low-temperature records at a fresh 53.4°F (11.9°C) during the nights.Humidity
February, May and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In May, the rain falls for 18.8 days. Throughout May, 4.17" (106mm) of precipitation is accumulated. In Clayton, during the entire year, the rain falls for 188.9 days and collects up to 48.23" (1225mm) of precipitation.Snowfall
In Clayton, snow does not fall in May through October.Daylight
In May, the average length of the day in Clayton is 14h and 1min.On the first day of May, sunrise is at 6:42 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:41 pm EDT.
Sunshine
In May, the average sunshine is 9.5h.UV index
The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: In May, the maximum UV index of 5 translates into these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Clayton, GA
- Average high temperature in May: 74.1°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (45.3°F).
- Average low temperature in May: 53.4°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in May
Clayton, GA
- Average pressure in May: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in May
Clayton, GA
- Average wind speed in May: 4.8mph
The windiest months (with the highest average wind speed) are February and April (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in May
Clayton, GA
- Average humidity in May: 79%
The months with the highest relative humidity are February, May and December (79%).
The months with the lowest relative humidity are January and November (75%).
Average rainfall in May
Clayton, GA
- Average rainfall in May: 4.17"
The wettest month (with the highest rainfall) is December (5").
The driest month (with the least rainfall) is September (2.83").
Average rainfall days in May
Clayton, GA
- Average rainfall days in May: 18.8 days
The month with the highest number of rainy days is July (22.1 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in May
Clayton, GA
- Average snowfall in May: 0"
The month with the highest snowfall is December (3.54").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Clayton, GA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Clayton, GA
- 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 54min).
- Average sunshine in May: 9h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in May
Clayton, GA
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is July (6.8 days).
Average UV index in May
Clayton, GA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in May
Clayton, GA
- Average cloud cover in May: 39
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in May
Clayton, GA
- Average visibility in May: 5mi
The months with the highest visibility are June and July (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September, October, November and December (5mi).





