May weather forecastSaint George, GA
May
Weather in May
The last month of the spring, May, is a hot month in Saint George, Georgia, with an average temperature fluctuating between 86°F (30°C) and 66.4°F (19.1°C).Temperature
May's arrival brings a slight change in high-temperatures, adjusting from a warm 80.1°F (26.7°C) in April to a tropical 86°F (30°C). During the month of May, the nighttime temperature falls to an average of 66.4°F (19.1°C).Heat index
For most parts of May, the heat index is calculated to be a torrid 95°F (35°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.Heat index data is primarily for areas with shade and subjected to light winds. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.
Humidity
In May, the average relative humidity is 71%.Rainfall
In Saint George, in May, it is raining for 14.3 days, with typically 2.8" (71mm) of accumulated precipitation. In Saint George, during the entire year, the rain falls for 179.3 days and collects up to 33.19" (843mm) of precipitation.Snowfall
January, March through December are months without snowfall.Daylight
In Saint George, the average length of the day in May is 13h and 43min.On the first day of the month, sunrise is at 6:43 am and sunset at 8:06 pm. On the last day of May, sunrise is at 6:26 am and sunset at 8:25 pm EDT.
Sunshine
In May, the average sunshine is 10.4h.UV index
May through July, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: The UV index of 7 in May translates into these instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Saint George, GA
- Average high temperature in May: 86°F
The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is January (62.2°F).
- Average low temperature in May: 66.4°F
The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (44.4°F).
Average pressure in May
Saint George, GA
- Average pressure in May: 30.02"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed in May
Saint George, GA
- Average wind speed in May: 5.2mph
The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in May
Saint George, GA
- Average humidity in May: 71%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is March (70%).
Average rainfall in May
Saint George, GA
- Average rainfall in May: 2.8"
The wettest month (with the highest rainfall) is August (5.39").
The driest month (with the least rainfall) is November (1.34").
Average rainfall days in May
Saint George, GA
- Average rainfall days in May: 14.3 days
The month with the highest number of rainy days is August (25.7 days).
The month with the least rainy days is November (9 days).
Average snowfall days in May
Saint George, GA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in May /
Average sunshine in May
Saint George, GA
- Average daylight in May: 13h and 42min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in May: 10h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in May
Saint George, GA
- Average sunshine days in May: 15.2 days
The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is August (3.8 days).
Average UV index in May
Saint George, GA
- Average UV index in May: 7
The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 4).
Average cloud cover in May
Saint George, GA
- Average cloud cover in May: 32
The month with the most cloud cover is December (Cloud cover 42).
The months with the least cloud cover are July and October (Cloud cover 31).
Average visibility in May
Saint George, GA
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is December (5mi).





