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 beginning of September subtly marks a decrease in the average high-temperature, transitioning from a hot 89.1°F (31.7°C) in August to a moderately hot 83.3°F (28.5°C). September witnesses an average nighttime temperature of 65.3°F (18.5°C).Heat index
In September, the heat index is evaluated at a tropical 89.6°F (32°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.When assessing, remember that heat index measurements are for light winds and shaded spots. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', determines the feeling of heat when you account for the relative humidity. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are of high significance for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Humidity
In September, the average relative humidity is 74%.Rainfall
In September, the rain falls for 13.4 days. Throughout September, 2.76" (70mm) of precipitation is accumulated. In Rockingham, during the entire year, the rain falls for 160.1 days and collects up to 30.91" (785mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September in Rockingham is 12h and 23min.On the first day of the month, sunrise is at 6:52 am and sunset at 7:45 pm. On the last day of September, sunrise is at 7:13 am and sunset at 7:04 pm EDT.
Sunshine
In September, the average sunshine is 9.1h.UV index
The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 6 during September translates into these guidelines:
Shield from overexposure. Defense against sun-related harm is required. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
How hot is it in Rockingham in September?
What is the average humidity in September in Rockingham?
How many days does it rain in September in Rockingham?
When it does not snow in Rockingham?
How many hours of daylight does Rockingham have in September?
When is the sunrise / sunset in September in Rockingham?
How many hours of sunshine does Rockingham have in September?
How high is the UV index in September in Rockingham?
Average temperature in September
Rockingham, NC
- Average high temperature in September: 83.3°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: 65.3°F
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure in September
Rockingham, NC
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Rockingham, NC
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Rockingham, NC
- Average humidity in September: 74%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Rockingham, NC
- Average rainfall in September: 2.76"
The wettest months (with the highest rainfall) are May and December (3.07").
The driest month (with the least rainfall) is January (2.01").
Average rainfall days in September
Rockingham, NC
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is October (9.3 days).
Average snowfall in September
Rockingham, NC
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Rockingham, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.2 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
Rockingham, 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 54min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Rockingham, NC
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in September
Rockingham, NC
- Average UV index in September: 6
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
Rockingham, NC
- Average cloud cover in September: 33
The months with the most cloud cover are February and December (Cloud cover 42).
The months with the least cloud cover are June, July and October (Cloud cover 30).
Average visibility in September
Rockingham, 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).
Rockingham, North Carolina, USA
Weather forecast for your location
2. Allow the app to use your location
