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
Opekiska in September undergoes a slight reduction in the average high-temperature, shifting from August's 81.9°F (27.7°C) to a still moderately hot 76.1°F (24.5°C). In Opekiska, the nighttime temperature registers a significant drop from daytime peaks to an average of 54.5°F (12.5°C) in September.Humidity
In Opekiska, West Virginia, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.5 days and typically collects 2.13" (54mm) of precipitation.Snowfall
June through September are months without snowfall in Opekiska.Daylight
In September, the average length of the day in Opekiska is 12h and 26min.On the first day of the month, sunrise is at 6:49 am and sunset at 7:50 pm. On the last day of September, sunrise is at 7:16 am and sunset at 7:03 pm EDT.
Sunshine
The average sunshine in September in Opekiska is 8.5h.UV index
In Opekiska, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 4 in September leads to these guidelines:
Undertake precautions - Guarding against sun damage is counselled. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What are the temperatures in Opekiska in September?
What is the average humidity in September in Opekiska?
What is the driest month in Opekiska?
How many days does it rain in September in Opekiska?
When it does not snow in Opekiska?
Does it snow in Opekiska in September?
How many hours of daylight does Opekiska have in September?
What time are sunrise and sunset in September in Opekiska?
How long on average sun shines in September in Opekiska?
What is the UV index reading in September in Opekiska?
Average temperature in September
Opekiska, WV
- 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 (35.6°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in September
Opekiska, WV
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Opekiska, WV
- Average wind speed in September: 4.6mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Opekiska, WV
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (77%).
Average rainfall in September
Opekiska, WV
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in September
Opekiska, WV
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is January (10.8 days).
Average snowfall in September
Opekiska, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (7.28").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Opekiska, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Opekiska, 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 24min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Opekiska, WV
- Average sunshine days in September: 13.2 days
The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is January (6.8 days).
Average UV index in September
Opekiska, WV
- Average UV index in September: 4
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Opekiska, WV
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Opekiska, WV
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Opekiska, West Virginia, USA
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