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

September weather forecast and climate
Lavonia, GA

The first month of the autumn, September, is still a warm month in Lavonia, Georgia, with average temperature fluctuating between 63.5°F (17.5°C) and 84.2°F (29°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a warm 84.2°F (29°C). In Lavonia, in September, the average low-temperature is 63.5°F (17.5°C).

Heat index

The average heat index in September is evaluated at a hot 91.6°F (33.1°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. 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 'feels like', 'felt air temperature', 'real feel', or 'apparent temperature', 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 (wind, metabolic differences, clothing). 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 especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in Lavonia is 72%.

Rainfall

September is the month with the least rainfall in Lavonia. Rain falls for 11.7 days and accumulates 1.69" (43mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

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

Sunshine

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

UV index

The average daily maximum UV index in Lavonia is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in September in Lavonia?

In Lavonia, Georgia, in September, the average high-temperature is 84.2°F (29°C), and the average low-temperature is 63.5°F (17.5°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that combines relative humidity and air temperature, is estimated at 91.6°F (33.1°C).

What is the average humidity in September in Lavonia?

In Lavonia, the average relative humidity in September is 72%.

How many days does it rain in September in Lavonia?

In Lavonia, Georgia, in September, during 11.7 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

What is the driest month in Lavonia?

September is the month with the least rainfall in Lavonia, Georgia. Rain falls for 11.7 days and accumulates 1.69" (43mm) of precipitation.

When it does not snow in Lavonia?

April through November are months without snowfall in Lavonia, Georgia.

How many hours of daylight does Lavonia have in September?

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

How long on average sun shines in September in Lavonia?

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

How high is the UV index in September in Lavonia?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Lavonia, GA
  • Average high temperature in September: 84.2°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (50°F).

  • Average low temperature in September: 63.5°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.5°F).

Average humidity in September - Lavonia, GA
  • Average humidity in September: 72%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).

Average rainfall in September - Lavonia, GA
  • Average rainfall in September: 1.69"

The wettest month (with the highest rainfall) is December (4.25").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in September - Lavonia, GA
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is October (9 days).

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

The month with the highest snowfall is December (1.42").
Months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in September - Lavonia, 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 April, May, June, July, August, September, October and November (0 days).

Average daylight in September / Average sunshine in September - Lavonia, GA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in September: 8.6h

The month with the most sunshine is July (Average sunshine: 10.9h).
The month with the least sunshine is December (Average sunshine: 5.2h).

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

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