Grove Lakes
Georgia, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Grove Lakes, GA

The first month of the autumn, September, is still a warm month in Grove Lakes, Georgia, with average temperature ranging between min 68.2°F (20.1°C) and max 84.7°F (29.3°C).

Temperature

In September, the average high-temperature is almost the same as in August - a warm 84.7°F (29.3°C). In September, the average low-temperature is 68.2°F (20.1°C).

Heat index

In September, the average heat index is estimated at a tropical 94.8°F (34.9°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'felt air temperature', or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, wind, pregnancy, and differences in body mass, height, and shape 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. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in September is 77%.

Rainfall

In September, in Grove Lakes, the rain falls for 13.1 days. Throughout September, 0.98" (25mm) of precipitation is accumulated. In Grove Lakes, during the entire year, the rain falls for 140.8 days and collects up to 17.09" (434mm) of precipitation.

Snowfall

March through December are months without snowfall in Grove Lakes.

Daylight

The average length of the day in Grove Lakes, Georgia, is 12.4h.

Sunshine

In September, the average sunshine is 8.5h.

UV index

In Grove Lakes, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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 September in Grove Lakes?

The average high-temperature, in September, is 84.7°F (29.3°C), while the average low-temperature is 68.2°F (20.1°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), that combines relative humidity and air temperature, is appraised at 94.8°F (34.9°C).

What is the average humidity in September in Grove Lakes?

In Grove Lakes, Georgia, the average relative humidity in September is 77%.

How many days does it rain in September in Grove Lakes?

In Grove Lakes, in September, during 13.1 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

When it does not snow in Grove Lakes?

March through December are months without snowfall in Grove Lakes, Georgia.

What is the average length of the day in September in Grove Lakes?

In September, the average length of the day is 12.4h.

How many hours of sunshine does Grove Lakes have in September?

In September, the average sunshine in Grove Lakes is 8.5h.

What is the UV index intensity in September in Grove Lakes?

In Grove Lakes, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to the UV radiation.
Average temperature in September - Grove Lakes, GA
  • Average high temperature in September: 84.7°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (56.1°F).

  • Average low temperature in September: 68.2°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).

Average humidity in September - Grove Lakes, GA
  • Average humidity in September: 77%

The month with the highest relative humidity is August (78%).
The month with the lowest relative humidity is January (71%).

Average rainfall in September - Grove Lakes, GA
  • Average rainfall in September: 0.98"

The wettest month (with the highest rainfall) is August (2.44").
The driest month (with the least rainfall) is November (0.75").

Average rainfall days in September - Grove Lakes, GA
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (5.8 days).

Average snowfall in September - Grove Lakes, GA
  • Average snowfall in September: 0"

Months with the highest snowfall are January and February (0.04").
Months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September - Grove Lakes, GA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.3 days).
Months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in September / Average sunshine in September - Grove Lakes, GA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in September: 8.5h

The month with the most sunshine is July (Average sunshine: 10.9h).
The month with the least sunshine is December (Average sunshine: 5.4h).

Average UV index in September - Grove Lakes, GA
  • Average UV index in September: 6

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January and December (UV index 3).