Glynn Isles
Georgia, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Glynn Isles, GA

The last month of the spring, May, is a moderately hot month in Glynn Isles, Georgia, with average temperature fluctuating between 81.1°F (27.3°C) and 60.8°F (16°C).

Temperature

In Glynn Isles, the average high-temperature slightly increases, from an agreeable 73°F (22.8°C) in April, to a warm 81.1°F (27.3°C). The average low-temperature, in May, is 60.8°F (16°C).

Heat index

In May, the average heat index is evaluated at 85.6°F (29.8°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'felt air temperature', or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like activity, clothing, differences in body mass, height, and shape, and wind affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

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

Rainfall

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

Daylight

In May, the average length of the day in Glynn Isles is 13.9h.

Sunshine

The average sunshine in May is 9.9h.

UV index

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high threat to health from the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 in May interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in May in Glynn Isles?

In May, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 60.8°F (16°C). In May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), that combines both air temperature and relative humidity, is appraised at 85.6°F (29.8°C).

What is the average humidity in May in Glynn Isles?

The average relative humidity in May in Glynn Isles is 74%.

How much does it rain in Glynn Isles in May?

In Glynn Isles, in May, during 12.2 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

When it does not snow in Glynn Isles?

In Glynn Isles, Georgia, snow does not fall in March through December.

What is the average length of the day in May in Glynn Isles?

In May, the average length of the day in Glynn Isles, Georgia, is 13.9h.

How long on average sun shines in May in Glynn Isles?

The average sunshine in May in Glynn Isles, Georgia, is 9.9h.

What is the UV index reading in May in Glynn Isles?

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV rays.
Average temperature in May - Glynn Isles, 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 humidity in May - Glynn Isles, GA
  • Average humidity in May: 74%

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

Average rainfall in May - Glynn Isles, 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 - Glynn Isles, 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 - Glynn Isles, GA
  • Average snowfall in May: 0"

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

Average snowfall days in May - Glynn Isles, GA
  • Average snowfall days in May: 0 days

Months with the highest number of snowfall days are January and February (0.4 days).
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 - Glynn Isles, GA
  • Average daylight in May: 13.9h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in May: 9.9h

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is December (Average sunshine: 5.1h).

Average UV index in May - Glynn Isles, GA
  • Average UV index in May: 6

The month with the highest UV index is June (UV index 7).
Months with the lowest UV index are January and December (UV index 2).