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
With the onset of September, Marion's climate undergoes a slight change as the average high-temperature moves from a moderately hot 84°F (28.9°C) in August to a still warm 78.6°F (25.9°C). Throughout the nights in September, an average low-temperature of 57°F (13.9°C) is noted.Humidity
The average relative humidity in September in Marion is 76%.Rainfall
In Marion, during September, the rain falls for 13.8 days and regularly aggregates up to 1.97" (50mm) of precipitation. In Marion, during the entire year, the rain falls for 175.4 days and collects up to 31.3" (795mm) of precipitation.Snowfall
In Marion, North Carolina, snow does not fall in May through October.Daylight
In Marion, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 7:00 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:12 pm EDT.
Sunshine
The average sunshine in September in Marion is 8.4h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 5 in September translates into the following instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What are September temperatures in Marion?
What is the average humidity in September in Marion?
How much does it rain in Marion in September?
When it does not snow in Marion?
What is the average length of the day in September in Marion?
What time are sunrise and sunset in September in Marion?
How long on average sun shines in September in Marion?
How high is the UV index in September in Marion?
Average temperature in September
Marion, NC
- Average high temperature in September: 78.6°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in September: 57°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in September
Marion, NC
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in September
Marion, NC
- Average wind speed in September: 4mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in September
Marion, NC
- Average humidity in September: 76%
The months with the highest relative humidity are May and December (77%).
The months with the lowest relative humidity are July and November (73%).
Average rainfall in September
Marion, NC
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is June (1.93").
Average rainfall days in September
Marion, NC
- Average rainfall days in September: 13.8 days
The months with the highest number of rainy days are May and July (19.3 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in September
Marion, NC
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.07").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Marion, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Marion, 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: 8h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in September
Marion, NC
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in September
Marion, NC
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Marion, NC
- Average cloud cover in September: 35
The months with the most cloud cover are March and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in September
Marion, NC
- Average visibility in September: 5mi
The months with the highest visibility are February, June, July, August, October and November (6mi).
The months with the lowest visibility are January, March, April, May, September and December (5mi).
Marion, North Carolina, USA
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