September weather forecast
Jonesville, GA

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Weather in September

September, the first month of the autumn in Jonesville, is still a warm month, with an average temperature varying between 63.7°F (17.6°C) and 83.3°F (28.5°C).

Temperature

The advent of September observes an average high-temperature of a moderately hot 83.3°F (28.5°C), nearly identical to August's 87.4°F (30.8°C). An average minimum temperature of 63.7°F (17.6°C) marks the month of September in Jonesville.

Heat index

September's mean heat index is calculated to be a tropical 91.4°F (33°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

In Jonesville, the average relative humidity in September is 76%.

Rainfall

In Jonesville, in September, it is raining for 14.4 days, with typically 2.87" (73mm) of accumulated precipitation. Throughout the year, in Jonesville, there are 182.8 rainfall days, and 41.5" (1054mm) of precipitation is accumulated.

Snowfall

In Jonesville, 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 September, sunrise is at 7:15 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 7:26 pm EDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

The average daily maximum UV index in September in Jonesville, Georgia, is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Be vigilant - A duty to shield skin and eyes from injury exists. To guard against the harmful effects of the Sun, minimize exposure during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

How hot does it get in Jonesville in September?

The average high-temperature and low-temperature during September are 83.3°F (28.5°C) and 63.7°F (17.6°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is calculated to be 91.4°F (33°C).

What is the average humidity in September in Jonesville?

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

How many days does it rain in September in Jonesville?

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

When it does not snow in Jonesville?

April through October are months without snowfall in Jonesville, Georgia.

How many hours of daylight does Jonesville have in September?

The average day length in September in Jonesville, Georgia, is 12h and 22min.

What time are sunrise and sunset in September in Jonesville?

In September, on the first day of the month, sunrise is at 7:15 am and sunset at 8:05 pm. On the last day of the month, in Jonesville, sunrise is at 7:35 am and sunset at 7:26 pm EDT.

How long on average sun shines in September in Jonesville?

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

How high is the UV index in September in Jonesville?

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Jonesville, GA

Average temperature in September - Jonesville, 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).

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Average pressure in September
Jonesville, GA

Average pressure in September - Jonesville, GA
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in September
Jonesville, GA

Average wind speed in September - Jonesville, GA
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in September
Jonesville, GA

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

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

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Average rainfall in September
Jonesville, GA

Average rainfall in September - Jonesville, 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").

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Average rainfall days in September
Jonesville, GA

Average rainfall days in September - Jonesville, 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).

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Average snowfall in September
Jonesville, GA

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

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

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Average snowfall days in September
Jonesville, GA

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

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

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Average daylight in September /
Average sunshine in September
Jonesville, GA

Average daylight in September / Average sunshine in September - Jonesville, 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 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

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Average sunshine days in September
Jonesville, GA

Average sunshine days in September - Jonesville, GA
  • Average sunshine days in September: 14.1 days

The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (6.3 days).

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Average UV index in September
Jonesville, GA

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

The 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).

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Average cloud cover in September
Jonesville, GA

Average cloud cover in September - Jonesville, GA
  • Average cloud cover in September: 33

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 32).

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Average visibility in September
Jonesville, GA

Average visibility in September - Jonesville, GA
  • Average visibility in September: 5mi

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

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Jonesville, Georgia, USA

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