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 commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a moderately hot 84.9°F (29.4°C) in August to a still warm 78.6°F (25.9°C). Trace, after hot September days, encounters a marked drop to an average nighttime temperature of 56.7°F (13.7°C).Humidity
In September, the average relative humidity in Trace, West Virginia, is 77%.Rainfall
September is the month with the least rainfall in Trace, West Virginia. Rain falls for 11.9 days and accumulates 1.38" (35mm) of precipitation.Snowfall
May through September are months without snowfall in Trace.Daylight
In September, the average length of the day in Trace is 12h and 25min.On the first day of the month, sunrise is at 6:59 am and sunset at 7:57 pm. On the last day of September, sunrise is at 7:24 am and sunset at 7:12 pm EDT.
Sunshine
In September, the average sunshine is 8.1h.UV index
In September, the average daily maximum UV index in Trace is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Boost your sun resistance with garments that are densely woven yet spacious.
Frequently asked questions
What are the temperatures in Trace in September?
What is the average humidity in September in Trace?
What is the driest month in Trace?
How many days does it rain in September in Trace?
When it does not snow in Trace?
Does it snow in Trace in September?
How many hours of daylight does Trace have in September?
When are sunrise and sunset in September in Trace?
How long on average sun shines in September in Trace?
What is the UV index reading in September in Trace?
Average temperature in September
Trace, WV
- Average high temperature in September: 78.6°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in September
Trace, WV
- 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 (29.98"Hg).
Average wind speed in September
Trace, WV
- Average wind speed in September: 4.3mph
The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Trace, WV
- Average humidity in September: 77%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are August and November (75%).
Average rainfall in September
Trace, WV
- Average rainfall in September: 1.38"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in September
Trace, WV
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (10.2 days).
Average snowfall in September
Trace, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.82").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Trace, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Trace, WV
- 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 1min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Trace, WV
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in September
Trace, WV
- 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
Trace, WV
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Trace, WV
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Trace, West Virginia, USA
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