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
Garnett commences September with an average high-temperature of a moderately hot 85.3°F (29.6°C), maintaining a close resemblance to the previous month. Garnett reports a consistent average low-temperature of 68.4°F (20.2°C) throughout September nights.Heat index
For September, the heat index is evaluated at a torrid 95°F (35°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.The metrics for the heat index are tailored for both shady environments and light winds. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.
Humidity
The average relative humidity in September is 76%.Rainfall
In September, the rain falls for 14.3 days. Throughout September, 1.97" (50mm) of precipitation is accumulated. In Garnett, South Carolina, during the entire year, the rain falls for 158.7 days and collects up to 30.28" (769mm) of precipitation.Snowfall
In Garnett, snow does not fall in March through November.Daylight
In Garnett, the average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 7:00 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:10 pm EDT.
Sunshine
In September, the average sunshine is 8.5h.UV index
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: The UV index of 6 during September translates into the following guidance:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September in Garnett?
What is the average humidity in September in Garnett?
How many days does it rain in September in Garnett?
When it does not snow in Garnett?
What is the average length of the day in September in Garnett?
What time are sunrise and sunset in September in Garnett?
How many hours of sunshine does Garnett have in September?
How high is the UV index in September in Garnett?
Average temperature in September
Garnett, SC
- Average high temperature in September: 85.3°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (56.1°F).
- Average low temperature in September: 68.4°F
The months with the highest average low temperature are July and August (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).
Average pressure in September
Garnett, SC
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Garnett, SC
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Garnett, SC
- Average humidity in September: 76%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is January (71%).
Average rainfall in September
Garnett, SC
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is November (1.38").
Average rainfall days in September
Garnett, SC
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is August (20.2 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in September
Garnett, SC
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Garnett, SC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Garnett, SC
- 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 month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in September
Garnett, SC
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is August (7.8 days).
Average UV index in September
Garnett, SC
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Garnett, SC
- Average cloud cover in September: 32
The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are July and October (Cloud cover 29).
Average visibility in September
Garnett, SC
- 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).
Garnett, South Carolina, USA
Weather forecast for your location
2. Allow the app to use your location