September weather forecast
Rio Ranch, GA

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Weather in September

September, the first month of the autumn in Rio Ranch, is also a moderately hot month, with an average temperature varying between 65.3°F (18.5°C) and 84.6°F (29.2°C).

Temperature

The transition from August to September sees average high-temperatures adjusting to a warm 84.6°F (29.2°C), from a not significantly different 88.9°F (31.6°C). Rio Ranch, during the month of September, experiences an average low-temperature of 65.3°F (18.5°C).

Heat index

The heat index for September is calculated to be a tropical 93.2°F (34°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In Rio Ranch, the average relative humidity in September is 73%.

Rainfall

In Rio Ranch, in September, during 13.6 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. Throughout the year, there are 179.5 rainfall days, and 40.08" (1018mm) of precipitation is accumulated.

Snowfall

In Rio Ranch, snow does not fall in April through October.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 7:10 am and sunset at 8:01 pm. On the last day of September, sunrise is at 7:30 am and sunset at 7:21 pm EDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 5 during September leads to these advisories:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September in Rio Ranch?

In Rio Ranch, 84.6°F (29.2°C) is the average high-temperature and 65.3°F (18.5°C) is the average low-temperature during September. In September, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 93.2°F (34°C).

What is the average humidity in September in Rio Ranch?

The average relative humidity in September is 73%.

How many days does it rain in September in Rio Ranch?

In Rio Ranch, in September, during 13.6 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

When it does not snow in Rio Ranch?

In Rio Ranch, snow does not fall in April through October.

What is the average length of the day in September in Rio Ranch?

In Rio Ranch, Georgia, the average day length in September is 12h and 22min.

When are sunrise and sunset in September in Rio Ranch?

In September, on the first day of the month, sunrise is at 7:10 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:21 pm EDT.

How long on average sun shines in September in Rio Ranch?

The average sunshine duration in September in Rio Ranch, Georgia, is 8.5h.

How high is the UV index in September in Rio Ranch?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
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
Rio Ranch, GA

Average temperature in September - Rio Ranch, GA
  • Average high temperature in September: 84.6°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (51.6°F).

  • Average low temperature in September: 65.3°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).

Average pressure in September
Rio Ranch, GA

Average pressure in September - Rio Ranch, GA
  • Average pressure in September: 30.02"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
Rio Ranch, GA

Average wind speed in September - Rio Ranch, GA
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in September
Rio Ranch, GA

Average humidity in September - Rio Ranch, GA
  • Average humidity in September: 73%

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

Average rainfall in September
Rio Ranch, GA

Average rainfall in September - Rio Ranch, GA
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is August (5.24").
The driest month (with the least rainfall) is October (2.17").

Average rainfall days in September
Rio Ranch, GA

Average rainfall days in September - Rio Ranch, GA
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is July (22.3 days).
The month with the least rainy days is November (9.5 days).

Average snowfall in September
Rio Ranch, GA

Average snowfall in September - Rio Ranch, GA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.39").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Rio Ranch, GA

Average snowfall days in September - Rio Ranch, GA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.9 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
Rio Ranch, GA

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 8h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in September
Rio Ranch, GA

Average sunshine days in September - Rio Ranch, GA
  • Average sunshine days in September: 14.6 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (7.1 days).

Average UV index in September
Rio Ranch, GA

Average UV index in September - Rio Ranch, GA
  • Average UV index in September: 5

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in September
Rio Ranch, GA

Average cloud cover in September - Rio Ranch, GA
  • Average cloud cover in September: 32

The months with the most cloud cover are February and December (Cloud cover 45).
The months with the least cloud cover are June and October (Cloud cover 31).

Average visibility in September
Rio Ranch, GA

Average visibility in September - Rio Ranch, GA
  • Average visibility in September: 6mi

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

Rio Ranch, Georgia, USA

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