September weather forecast
Asbury, IA

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Weather in September

The first month of the autumn, September, is still a pleasant month in Asbury, Iowa, with an average temperature fluctuating between 53.2°F (11.8°C) and 72.5°F (22.5°C).

Temperature

September's onset brings a negligible change in high-temperatures, falling from a moderately hot 78.6°F (25.9°C) in August to an agreeable 72.5°F (22.5°C). In Asbury, the average nighttime temperature during September is a cool 53.2°F (11.8°C).

Humidity

The average relative humidity in September is 80%.

Rainfall

In Asbury, in September, during 11.4 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, in Asbury, there are 135.3 rainfall days, and 27.4" (696mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September in Asbury is 12h and 28min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:36 pm. On the last day of September, sunrise is at 6:59 am and sunset at 6:45 pm CDT.

Sunshine

The average sunshine in September in Asbury is 8.9h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 4 transforms into these recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What are September temperatures in Asbury?

In Asbury, 72.5°F (22.5°C) is the average high-temperature and 53.2°F (11.8°C) is the average low-temperature during September.

What is the average humidity in September in Asbury?

The average relative humidity in September in Asbury, Iowa, is 80%.

How many days does it rain in September in Asbury?

In Asbury, Iowa, in September, during 11.4 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

When it does not snow in Asbury?

May through September are months without snowfall in Asbury, Iowa.

Does it snow in Asbury in September?

In Asbury, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Asbury?

In September, the average day length in Asbury, Iowa, is 12h and 28min.

What time are sunrise and sunset in September in Asbury?

In September, on the first day of the month, sunrise is at 6:28 am and sunset at 7:36 pm. On the last day of the month, in Asbury, sunrise is at 6:59 am and sunset at 6:45 pm CDT.

How many hours of sunshine does Asbury have in September?

In Asbury, Iowa, the average sunshine duration in September is 8.9h.

How high is the UV index in September in Asbury?

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Asbury, IA

Average temperature in September - Asbury, IA
  • Average high temperature in September: 72.5°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (25°F).

  • Average low temperature in September: 53.2°F

The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

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Average pressure in September
Asbury, IA

Average pressure in September - Asbury, IA
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in September
Asbury, IA

Average wind speed in September - Asbury, IA
  • Average wind speed in September: 7.8mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in September
Asbury, IA

Average humidity in September - Asbury, IA
  • Average humidity in September: 80%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is October (76%).

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Average rainfall in September
Asbury, IA

Average rainfall in September - Asbury, IA
  • Average rainfall in September: 2.6"

The wettest months (with the highest rainfall) are May and June (3.7").
The driest months (with the least rainfall) are January and February (1.14").

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Average rainfall days in September
Asbury, IA

Average rainfall days in September - Asbury, IA
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (4.4 days).

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Average snowfall in September
Asbury, IA

Average snowfall in September - Asbury, IA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (4.88").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Asbury, IA

Average snowfall days in September - Asbury, IA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Asbury, IA

Average daylight in September / Average sunshine in September - Asbury, IA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 8h and 5min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in September
Asbury, IA

Average sunshine days in September - Asbury, IA
  • Average sunshine days in September: 17.2 days

The months with the most sunshine days are November and December (17.5 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in September
Asbury, IA

Average UV index in September - Asbury, IA
  • Average UV index in September: 4

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in September
Asbury, IA

Average cloud cover in September - Asbury, IA
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in September
Asbury, IA

Average visibility in September - Asbury, IA
  • Average visibility in September: 6mi

The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).

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Asbury, Iowa, USA

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