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
A mild drop in Iron Gate's average high-temperature is observed in September, transitioning from a moderately hot 82.4°F (28°C) in August to a still warm 75.9°F (24.4°C). Iron Gate registers a pronounced decline from daytime peak temperatures, averaging a fresh 53.6°F (12°C) lows in September.Humidity
May, September and December, with an average relative humidity of 79%, are the most humid months.Rainfall
The month with the least rainfall is September, when the rain falls for 12 days and typically collects 1.22" (31mm) of precipitation.Snowfall
In Iron Gate, Virginia, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:49 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:03 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
In Iron Gate, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 4 during September leads to these advisories:
Ensure safety - Sun damage prevention is strongly urged. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the most humid month?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Iron Gate have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Iron Gate have in September?
How high is the UV index in September?
Average temperature in September
Iron Gate, VA
- Average high temperature in September: 75.9°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in September: 53.6°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in September
Iron Gate, VA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Iron Gate, VA
- Average wind speed in September: 4.1mph
The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in September
Iron Gate, VA
- Average humidity in September: 79%
The months with the highest relative humidity are May, September and December (79%).
The month with the lowest relative humidity is July (75%).
Average rainfall in September
Iron Gate, VA
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in September
Iron Gate, VA
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in September
Iron Gate, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.87").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Iron Gate, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.3 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
Iron Gate, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- 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 January (Average sunshine: 5h and 12min).
Average sunshine days in September
Iron Gate, VA
- Average sunshine days in September: 16 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in September
Iron Gate, VA
- Average UV index in September: 4
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Iron Gate, VA
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are June and July (Cloud cover 33).
Average visibility in September
Iron Gate, VA
- Average visibility in September: 4mi
The month with the highest visibility is November (6mi).
The months with the lowest visibility are May and September (4mi).
Iron Gate, Virginia, USA
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