Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The onset of September is marked by a minor decrease in temperature, transitioning from a hot 87.8°F (31°C) in August to a moderately hot 82°F (27.8°C). September in Rock Spring witnesses an average low-temperature hovering around an enjoyable 61°F (16.1°C).Heat index
In September, the average heat index is evaluated at a hot 87.8°F (31°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.Know that the heat index computations account for shaded terrains and slight winds. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. 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 Rock Spring, the average relative humidity in September is 76%.Rainfall
June and September are months with the least rain in Rock Spring when the rain falls for 11.2 days and typically aggregates up to 2.09" (53mm) of rain.Snowfall
In Rock Spring, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 23min.On the first day of September in Rock Spring, sunrise is at 7:14 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 7:25 pm EDT.
Sunshine
In September, the average sunshine in Rock Spring is 8.5h.UV index
The average daily maximum UV index in September in Rock Spring is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 5 during September translates into these guidelines:
Take precautions - Protection against sunburn is recommended. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Frequently asked questions
What is the usual temperature for Rock Spring in September?
What is the average humidity in September in Rock Spring?
What is the driest month in Rock Spring?
How much does it rain in Rock Spring in September?
When it does not snow in Rock Spring?
How many hours of daylight does Rock Spring have in September?
What time are sunrise and sunset in September in Rock Spring?
How long on average sun shines in September in Rock Spring?
How high is the UV index in September in Rock Spring?
Average temperature in September
Rock Spring, GA
- Average high temperature in September: 82°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in September: 61°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in September
Rock Spring, GA
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Rock Spring, GA
- Average wind speed in September: 4.2mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (3.9mph).
Average humidity in September
Rock Spring, GA
- Average humidity in September: 76%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Rock Spring, GA
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is February (4.25").
The driest months (with the least rainfall) are June and September (2.09").
Average rainfall days in September
Rock Spring, GA
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Rock Spring, GA
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Rock Spring, GA
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Rock Spring, GA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- 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 0min).
Average sunshine days in September
Rock Spring, GA
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is February (11.5 days).
Average UV index in September
Rock Spring, 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
Rock Spring, GA
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in September
Rock Spring, GA
- Average visibility in September: 6mi
The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).
Rock Spring, Georgia, USA
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