May weather forecastPorterdale, GA

May

Weather in May

May, the last month of the spring in Porterdale, is a moderately hot month, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 81.1°F (27.3°C).

Temperature

As April transitions into May, Porterdale notices a gentle rise in the average high-temperature, transitioning from a pleasant 73°F (22.8°C) to a warm 81.1°F (27.3°C). Porterdale experiences an average low-temperature reading of 60.8°F (16°C) throughout May.

Heat index

May's heat index is calculated to be a hot 86°F (30°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. 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.

Humidity

In May, the average relative humidity in Porterdale is 74%.

Rainfall

In May, the rain falls for 12.2 days. Throughout May, 1.1" (28mm) of precipitation is accumulated. In Porterdale, during the entire year, the rain falls for 132.6 days and collects up to 14.41" (366mm) of precipitation.

Snowfall

March through December are months without snowfall in Porterdale.

Daylight

The average length of the day in May in Porterdale is 13h and 55min.
On the first day of May in Porterdale, Georgia, sunrise is at 6:46 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 8:40 pm EDT.

Sunshine

The average sunshine in May is 9.9h.

UV index

In Porterdale, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 6 in May leads to these guidelines:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Porterdale in May has an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 60.8°F (16°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in May is calculated to be 86°F (30°C).

In Porterdale, the average relative humidity in May is 74%.

In Porterdale, Georgia, in May, it is raining for 12.2 days, with typically 1.1" (28mm) of accumulated precipitation.

In Porterdale, snow does not fall in March through December.

The average day length in May in Porterdale is 13h and 55min.

In May, on the first day of the month, sunrise is at 6:46 am and sunset at 8:18 pm. On the last day of the month, in Porterdale, Georgia, sunrise is at 6:26 am and sunset at 8:40 pm EDT.

The average sunshine duration in May in Porterdale, Georgia, is 9.9h.

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 radiation.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

73°F

81.1°F

88.3°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.5mph

6.1mph

5.3mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

9.9

12.2

15.8

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

18.7

16.9

11.3

Average UV index

Average cloud cover

34%

31%

Average visibility

6mi

Average temperature in May
Porterdale, GA

Average high temperature in May: 81.1°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (51.6°F).

Average low temperature in May: 60.8°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.6°F).

Average pressure in May
Porterdale, GA

Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in May
Porterdale, GA

Average wind speed in May: 5.6mph

The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in May
Porterdale, GA

Average humidity in May: 74%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are October and November (72%).

Average rainfall in May
Porterdale, GA

Average rainfall in May: 1.1"

The wettest month (with the highest rainfall) is August (2.2").
The driest month (with the least rainfall) is October (0.75").

Average rainfall days in May
Porterdale, GA

Average rainfall days in May: 12.2 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is November (6 days).

Average snowfall in May
Porterdale, GA

Average snowfall in May: 0"

The month with the highest snowfall is January (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in May
Porterdale, GA

Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and December (0 days).

Average daylight in May /
Average sunshine in May
Porterdale, GA

Average daylight in May: 13h and 54min

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 54min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in May
Porterdale, GA

Average sunshine days in May: 16.9 days

The month with the most sunshine days is October (22.5 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in May
Porterdale, GA

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
Porterdale, GA

Average cloud cover in May: 34

The month with the most cloud cover is December (Cloud cover 45).
The months with the least cloud cover are June and October (Cloud cover 31).

Average visibility in May
Porterdale, GA

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).