Joel
Georgia, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Joel, GA

The first month of the autumn, September, is still a warm month in Joel, Georgia, with average temperature ranging between min 63.7°F (17.6°C) and max 83.3°F (28.5°C).

Temperature

In September, the average high-temperature is practically the same as in August - a moderately hot 83.3°F (28.5°C). In September, in Joel, Georgia, the average low-temperature is 63.7°F (17.6°C).

Heat index

In September, the average heat index is evaluated at a tropical 90.9°F (32.7°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. 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 'felt air temperature', 'apparent temperature', 'real feel', or 'feels like', is a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (differences in body mass, height, and shape, metabolic differences, pregnancy). 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

In Joel, the average relative humidity is 76%.

Rainfall

In Joel, during 14.4 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. In Joel, during the entire year, the rain falls for 182.8 days and collects up to 41.5" (1054mm) of precipitation.

Snowfall

In Joel snow does not fall in April through October.

Daylight

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

Sunshine

In September, the average sunshine is 8.5h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in September transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Joel?

In Joel, Georgia, in September, the average high-temperature is 83.3°F (28.5°C), and the average low-temperature is 63.7°F (17.6°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), that combines both air temperature and relative humidity, in September is calculated to 90.9°F (32.7°C).

What is the average humidity in September in Joel?

The average relative humidity in September in Joel is 76%.

How many days does it rain in September in Joel?

In September, the rain falls for 14.4 days. Throughout September, 2.87" (73mm) of precipitation is accumulated.

When it does not snow in Joel?

April through October are months without snowfall in Joel.

What is the average length of the day in September in Joel?

The average length of the day in September in Joel is 12.4h.

How many hours of sunshine does Joel have in September?

The average sunshine in September in Joel is 8.5h.

What is the UV index reading in September in Joel?

In September, the average daily maximum UV index in Joel, Georgia, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV rays.
Average temperature in September - Joel, GA
  • Average high temperature in September: 83.3°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (50.5°F).

  • Average low temperature in September: 63.7°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (34.5°F).

Average humidity in September - Joel, GA
  • Average humidity in September: 76%

The month with the highest relative humidity is December (80%).
Months with the lowest relative humidity are October and November (74%).

Average rainfall in September - Joel, GA
  • Average rainfall in September: 2.87"

The wettest month (with the highest rainfall) is August (4.92").
The driest month (with the least rainfall) is October (2.09").

Average rainfall days in September - Joel, GA
  • Average rainfall days in September: 14.4 days

The month with the highest number of rainy days is July (23.2 days).
The month with the least rainy days is November (9.3 days).

Average snowfall in September - Joel, GA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.71").
Months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September - Joel, GA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (1.3 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Joel, 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: 10h).

  • Average sunshine in September: 8.5h

Months with the most sunshine are June and July (Average sunshine: 10.2h).
The month with the least sunshine is December (Average sunshine: 4.8h).

Average UV index in September - Joel, GA
  • Average UV index in September: 5

Months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).