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

September weather forecast and climate
Hillsdale, GA

The first month of the autumn, September, is still a warm month in Hillsdale, Georgia, with average temperature varying between 68.4°F (20.2°C) and 84.6°F (29.2°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a warm 84.6°F (29.2°C). The average low-temperature, in Hillsdale, is 68.4°F (20.2°C).

Heat index

The average heat index is evaluated at a hot 94.3°F (34.6°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', 'feels like', 'real feel', or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like activity, clothing, metabolic differences, and differences in body mass, height, and shape affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index 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 September, the average relative humidity in Hillsdale is 77%.

Rainfall

In September, the rain falls for 17 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. In Hillsdale, Georgia, during the entire year, the rain falls for 175.8 days and collects up to 34.61" (879mm) of precipitation.

Snowfall

In Hillsdale snow does not fall in March through December.

Daylight

In Hillsdale, the average length of the day in September is 12.3h.

Sunshine

In Hillsdale, the average sunshine in September is 8.6h.

UV index

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from the exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. 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 Hillsdale?

In Hillsdale, Georgia, in September, the average high-temperature is 84.6°F (29.2°C), and the average low-temperature is 68.4°F (20.2°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), that factores the actual air temperature with the relative humidity, is evaluated at 94.3°F (34.6°C).

What is the average humidity in September in Hillsdale?

The average relative humidity in September is 77%.

How much does it rain in Hillsdale in September?

In Hillsdale, Georgia, in September, it is raining for 17 days, with typically 2.52" (64mm) of accumulated precipitation.

When it does not snow in Hillsdale?

March through December are months without snowfall.

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

In September, the average length of the day is 12.3h.

How many hours of sunshine does Hillsdale have in September?

In September, the average sunshine in Hillsdale is 8.6h.

How high is the UV index in September in Hillsdale?

The average daily maximum UV index in September in Hillsdale, Georgia, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Hillsdale, GA
  • Average high temperature in September: 84.6°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (57.7°F).

  • Average low temperature in September: 68.4°F

Months with the highest average low temperature are July and August (72.7°F).
The coldest month (with the lowest average low temperature) is January (41°F).

Average humidity in September - Hillsdale, GA
  • Average humidity in September: 77%

The month with the highest relative humidity is August (78%).
Months with the lowest relative humidity are January, May, October and November (72%).

Average rainfall in September - Hillsdale, GA
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is June (4.17").
The driest month (with the least rainfall) is November (1.69").

Average rainfall days in September - Hillsdale, GA
  • Average rainfall days in September: 17 days

The month with the highest number of rainy days is August (23.8 days).
The month with the least rainy days is November (7.7 days).

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

The month with the highest snowfall is January (0.12").
Months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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

Months with the highest number of snowfall days are January and February (0.2 days).
Months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in September / Average sunshine in September - Hillsdale, GA
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 14.2h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in September: 8.6h

The month with the most sunshine is June (Average sunshine: 10.5h).
The month with the least sunshine is December (Average sunshine: 5.3h).

Average UV index in September - Hillsdale, 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).