September weather forecast
Tumlin Heights, GA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Tumlin Heights, Georgia, with an average temperature ranging between min 62.6°F (17°C) and max 82.8°F (28.2°C).

Temperature

Welcoming September, Tumlin Heights notes an average high-temperature of a warm 82.8°F (28.2°C), nearly consistent with August's 87.6°F (30.9°C). In Tumlin Heights, the expected average low-temperature for September is an enjoyable 62.6°F (17°C).

Heat index

The heat index value during September is appraised at a hot 89.6°F (32°C). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

In September, the average relative humidity is 74%.

Rainfall

In Tumlin Heights, Georgia, in September, it is raining for 13.4 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 181.4 rainfall days, and 41.93" (1065mm) of precipitation is accumulated.

Snowfall

In Tumlin Heights, snow does not fall in April through October.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of September, sunrise is at 7:09 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:20 pm EDT.

Sunshine

In Tumlin Heights, the average sunshine in September is 8.5h.

UV index

In Tumlin Heights, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 5 during September translates into the following directions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

How hot is it in Tumlin Heights in September?

In September, in Tumlin Heights, the average high-temperature is 82.8°F (28.2°C), and the average low-temperature is 62.6°F (17°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in September is appraised at 89.6°F (32°C).

What is the average humidity in September?

In September, the average relative humidity is 74%.

How many days does it rain in September?

In Tumlin Heights, during September, the rain falls for 13.4 days and regularly aggregates up to 2.52" (64mm) of precipitation.

When it does not snow?

In Tumlin Heights, snow does not fall in April through October.

What is the average length of the day in September?

In Tumlin Heights, the average day length in September is 12h and 23min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:09 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:20 pm EDT.

How long on average sun shines in September?

In Tumlin Heights, the average sunshine duration in September is 8.5h.

How high is the UV index in September?

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Tumlin Heights, GA

Average temperature in September - Tumlin Heights, GA
  • Average high temperature in September: 82.8°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in September: 62.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in September
Tumlin Heights, GA

Average pressure in September - Tumlin Heights, GA
  • Average pressure in September: 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 September
Tumlin Heights, GA

Average wind speed in September - Tumlin Heights, GA
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Tumlin Heights, GA

Average humidity in September - Tumlin Heights, GA
  • Average humidity in September: 74%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are July, August, October and November (73%).

Average rainfall in September
Tumlin Heights, GA

Average rainfall in September - Tumlin Heights, GA
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is December (4.25").
The driest month (with the least rainfall) is October (2.36").

Average rainfall days in September
Tumlin Heights, GA

Average rainfall days in September - Tumlin Heights, GA
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is October (10.1 days).

Average snowfall in September
Tumlin Heights, GA

Average snowfall in September - Tumlin Heights, GA
  • Average snowfall in September: 0"

The month with the highest snowfall is December (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Tumlin Heights, GA

Average snowfall days in September - Tumlin Heights, GA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Tumlin Heights, GA

Average daylight in September / Average sunshine in September - Tumlin Heights, GA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in September
Tumlin Heights, GA

Average sunshine days in September - Tumlin Heights, GA
  • Average sunshine days in September: 14.6 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (7.8 days).

Average UV index in September
Tumlin Heights, GA

Average UV index in September - Tumlin Heights, GA
  • Average UV index in September: 5

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

Average cloud cover in September
Tumlin Heights, GA

Average cloud cover in September - Tumlin Heights, GA
  • Average cloud cover in September: 31

The months with the most cloud cover are February and December (Cloud cover 44).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Tumlin Heights, GA

Average visibility in September - Tumlin Heights, GA
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is December (5mi).

Tumlin Heights, Georgia, USA

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