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 81.1°F (27.3°C) in August to a still moderately hot 75.6°F (24.2°C). Throughout September, the average low-temperature in Coppock records at a moderate 56.3°F (13.5°C).Humidity
In September, the average relative humidity is 76%.Rainfall
In Coppock, Iowa, in September, it is raining for 9.5 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, in Coppock, there are 123.7 rainfall days, and 18.94" (481mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In Coppock, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:39 pm. On the last day of September, in Coppock, sunrise is at 7:03 am and sunset at 6:49 pm CDT.
Sunshine
In Coppock, Iowa, the average sunshine in September is 9.5h.UV index
In September, the average daily maximum UV index in Coppock, Iowa, is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What are the temperatures in Coppock in September?
What is the average humidity in September in Coppock?
How much does it rain in Coppock in September?
When it does not snow in Coppock?
Does it snow in Coppock in September?
What is the average length of the day in September in Coppock?
When is the sunrise / sunset in September in Coppock?
How long on average sun shines in September in Coppock?
How high is the UV index in September in Coppock?
Average temperature in September
Coppock, IA
- Average high temperature in September: 75.6°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in September: 56.3°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in September
Coppock, IA
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Coppock, IA
- Average wind speed in September: 7.9mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in September
Coppock, IA
- Average humidity in September: 76%
The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Coppock, IA
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days in September
Coppock, IA
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in September
Coppock, IA
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Coppock, IA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.9 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
Coppock, IA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Coppock, IA
- Average sunshine days in September: 18.1 days
The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in September
Coppock, IA
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Coppock, IA
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in September
Coppock, IA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Coppock, Iowa, USA
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