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
September ushers in a minute temperature change, with average high-temperatures reducing from August's 81.5°F (27.5°C) to a still moderately hot 76.1°F (24.5°C). During the September nights, an average temperature of 55°F (12.8°C) is observed.Humidity
The months with the highest humidity in Galax are February, May, September and December, with an average relative humidity of 78%.Rainfall
The month with the least rainfall in Galax is September, when the rain falls for 14.7 days and typically collects 2.09" (53mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 6:55 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:18 am and sunset at 7:08 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
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: A maximum UV index of 4 in September translates into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Galax?
What is the most humid month in Galax?
What is the average humidity in September in Galax?
What is the driest month in Galax?
How many days does it rain in September in Galax?
When it does not snow in Galax?
Does it snow in Galax in September?
What is the average length of the day in September in Galax?
When are sunrise and sunset in September in Galax?
How long on average sun shines in September in Galax?
What is the UV index intensity in September in Galax?
Average temperature in September
Galax, VA
- Average high temperature in September: 76.1°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in September: 55°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in September
Galax, 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 (29.99"Hg).
Average wind speed in September
Galax, VA
- Average wind speed in September: 4.7mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Galax, VA
- Average humidity in September: 78%
The months with the highest relative humidity are February, May, September and December (78%).
The month with the lowest relative humidity is July (74%).
Average rainfall in September
Galax, VA
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in September
Galax, VA
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in September
Galax, VA
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Galax, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Galax, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 2min
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 24min).
Average sunshine days in September
Galax, VA
- Average sunshine days in September: 13.6 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (10.5 days).
Average UV index in September
Galax, VA
- Average UV index in September: 4
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, November and December (UV index 2).
Average cloud cover in September
Galax, VA
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in September
Galax, VA
- Average visibility in September: 5mi
The months with the highest visibility are April, June, July and November (6mi).
The months with the lowest visibility are January, February, March, May, August, September, October and December (5mi).
Galax, Virginia, USA
Weather forecast for your location
2. Allow the app to use your location