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 advent of September brings a subtle shift in temperature, with the average high moving from a warm 84°F (28.9°C) in August to a still moderately hot 77.5°F (25.3°C). September presents a pronounced difference from daytime highs, with a consistent average low-temperature of 55.4°F (13°C).Humidity
In Glasgow, the average relative humidity in September is 77%.Rainfall
The month with the least rainfall in Glasgow is September, when the rain falls for 12.6 days and typically collects 1.54" (39mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Glasgow, Virginia, is 12h and 25min.On the first day of September, sunrise is at 6:48 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:01 pm EDT.
Sunshine
The average sunshine in September in Glasgow is 8.6h.UV index
In Glasgow, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Ensure safety - Sun damage prevention is strongly urged. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Frequently asked questions
What is the average September temperature in Glasgow?
What is the average humidity in September in Glasgow?
What is the driest month in Glasgow?
How many days does it rain in September in Glasgow?
When it does not snow in Glasgow?
How many hours of daylight does Glasgow have in September?
When is the sunrise / sunset in September in Glasgow?
How long on average sun shines in September in Glasgow?
What is the UV index reading in September in Glasgow?
Average temperature in September
Glasgow, VA
- Average high temperature in September: 77.5°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in September: 55.4°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in September
Glasgow, VA
- Average pressure in September: 30.06"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
Glasgow, VA
- Average wind speed in September: 4.2mph
The windiest months (with the highest average wind speed) are February and April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in September
Glasgow, VA
- Average humidity in September: 77%
The months with the highest relative humidity are May and December (78%).
The month with the lowest relative humidity is July (73%).
Average rainfall in September
Glasgow, VA
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in September
Glasgow, VA
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in September
Glasgow, VA
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.2").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Glasgow, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4 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
Glasgow, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Glasgow, VA
- Average sunshine days in September: 15 days
The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in September
Glasgow, VA
- Average UV index in September: 4
The months with the highest UV index are May, 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
Glasgow, VA
- Average cloud cover in September: 38
The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 30).
Average visibility in September
Glasgow, VA
- Average visibility in September: 5mi
The months with the highest visibility are June, July and November (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September, October and December (5mi).
Glasgow, Virginia, USA
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