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
Transition into September subtly marks a drop in the average high-temperature, moderately moving from 83.1°F (28.4°C) in August to a still moderately hot 77.4°F (25.2°C). September presents a sharp fall from Troy's daytime highs to an average low-temperature of 55.8°F (13.2°C).Humidity
In Troy, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall in Troy is September, when the rain falls for 14.7 days and typically collects 2.05" (52mm) of precipitation.Snowfall
In Troy, snow does not fall in May through September.Daylight
In September, the average length of the day in Troy is 12h and 26min.On the first day of the month, sunrise is at 6:52 am and sunset at 7:53 pm. On the last day of September, in Troy, sunrise is at 7:18 am and sunset at 7:06 pm EDT.
Sunshine
In Troy, the average sunshine in September is 8.4h.UV index
In September, the average daily maximum UV index in Troy, West Virginia, is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Exercise prevention - Warding off sunburn is urged. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Troy in September?
What is the average humidity in September in Troy?
What is the driest month in Troy?
How much does it rain in Troy in September?
When it does not snow in Troy?
Does it snow in Troy in September?
What is the average length of the day in September in Troy?
When are sunrise and sunset in September in Troy?
How many hours of sunshine does Troy have in September?
How high is the UV index in September in Troy?
Average temperature in September
Troy, WV
- Average high temperature in September: 77.4°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in September: 55.8°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 (24.3°F).
Average pressure in September
Troy, WV
- 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 (29.96"Hg).
Average wind speed in September
Troy, WV
- Average wind speed in September: 4.3mph
The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in September
Troy, WV
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, July, August and November (77%).
Average rainfall in September
Troy, WV
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in September
Troy, WV
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is May (20.9 days).
The month with the least rainy days is November (11.7 days).
Average snowfall in September
Troy, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.22").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Troy, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.4 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
Troy, WV
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Troy, WV
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is October (15 days).
The month with the least sunshine days is January (7.9 days).
Average UV index in September
Troy, WV
- 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 and December (UV index 2).
Average cloud cover in September
Troy, WV
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Troy, WV
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The month with the lowest visibility is January (4mi).
Troy, West Virginia, USA
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