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
Robbins's September weather features a light decline in high-temperatures, reducing from a tropical 88.3°F (31.3°C) in August to a moderately hot 82.9°F (28.3°C). An average low-temperature of 64°F (17.8°C) marks the month of September.Heat index
The heat index in September is calculated to be a hot 89.6°F (32°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.Heat index determinations are made taking into account the shade and light air movements. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. 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 Robbins, the average relative humidity in September is 75%.Rainfall
In September, the rain falls for 13.5 days. Throughout September, 2.68" (68mm) of precipitation is accumulated. In Robbins, during the entire year, the rain falls for 159.1 days and collects up to 30.47" (774mm) of precipitation.Snowfall
In Robbins, snow does not fall in April through October.Daylight
In Robbins, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:51 am and sunset at 7:45 pm. On the last day of September, sunrise is at 7:13 am and sunset at 7:03 pm EDT.
Sunshine
In September, the average sunshine is 9.1h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Guard yourself - Precautionary measures against sun damage are advocated. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Robbins, NC
- Average high temperature in September: 82.9°F
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (49.3°F).
- Average low temperature in September: 64°F
The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in September
Robbins, NC
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Robbins, NC
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Robbins, NC
- Average humidity in September: 75%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Robbins, NC
- Average rainfall in September: 2.68"
The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is October (1.89").
Average rainfall days in September
Robbins, NC
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in September
Robbins, NC
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.02").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Robbins, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.5 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
Robbins, NC
- 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 48min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in September
Robbins, NC
- Average sunshine days in September: 15 days
The month with the most sunshine days is October (20.1 days).
The months with the least sunshine days are July and August (11.4 days).
Average UV index in September
Robbins, NC
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Robbins, NC
- Average cloud cover in September: 34
The months with the most cloud cover are February, March and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in September
Robbins, NC
- 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).
Robbins, North Carolina, USA
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