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 shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from 83.7°F (28.7°C) to a still moderately hot 77.9°F (25.5°C). September brings Wheeling a consistent average low-temperature of 57.9°F (14.4°C).Humidity
In Wheeling, the average relative humidity in September is 75%.Rainfall
In Wheeling, in September, during 11.6 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, there are 137.4 rainfall days, and 28.82" (732mm) of precipitation is accumulated.Snowfall
In Wheeling, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 26min.On the first day of September in Wheeling, sunrise is at 6:42 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:57 pm CDT.
Sunshine
In Wheeling, Missouri, the average sunshine in September is 9.2h.UV index
The average daily maximum UV index in September in Wheeling is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 5 in September leads to these guidelines:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What is the usual temperature for Wheeling in September?
What is the average humidity in September in Wheeling?
How much does it rain in Wheeling in September?
When it does not snow in Wheeling?
Does it snow in Wheeling in September?
How many hours of daylight does Wheeling have in September?
What time are sunrise and sunset in September in Wheeling?
How long on average sun shines in September in Wheeling?
What is the UV index intensity in September in Wheeling?
Average temperature in September
Wheeling, MO
- Average high temperature in September: 77.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (33.8°F).
- Average low temperature in September: 57.9°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in September
Wheeling, MO
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Wheeling, MO
- Average wind speed in September: 7.1mph
The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in September
Wheeling, MO
- Average humidity in September: 75%
The months with the highest relative humidity are May, June and July (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Wheeling, MO
- Average rainfall in September: 2.76"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in September
Wheeling, MO
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in September
Wheeling, MO
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.41").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Wheeling, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Wheeling, MO
- 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: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Wheeling, MO
- Average sunshine days in September: 16.8 days
The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is June (11.6 days).
Average UV index in September
Wheeling, MO
- Average UV index in September: 5
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
Wheeling, MO
- Average cloud cover in September: 30
The months with the most cloud cover are January and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in September
Wheeling, MO
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Wheeling, Missouri, USA
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