September weather forecast
Zearing, IA

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Weather in September

September in Zearing marks the onset of Autumn, where temperatures begin to cool from August's high of 79.7°F (26.5°C) to an average high of 74.7°F (23.7°C). The season is characterized by steady rainfall which accompanies the foliage's transformation from green to an array of oranges, reds, and yellows. With the daylight hours getting shorter, Zearing starts to gradually transition towards the cooler months of October and November.

Temperature

Zearing notes an average high-temperature of a still moderately hot 74.7°F (23.7°C) in September, hardly diverging from August. Zearing's temperature drops to an average low of 55.6°F (13.1°C) during the nights of September.

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Zearing, in September, during 10.6 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, there are 128.1 rainfall days, and 26.61" (676mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Zearing.

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:39 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:55 pm CDT.

Sunshine

The average sunshine in September is 9.2h.

UV index

In Zearing, the average daily maximum UV index in September 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 the average person.
Note: A maximum UV index of 4 in September translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

What are the temperatures in September?

In September, in Zearing, the average high-temperature is 74.7°F (23.7°C), and the average low-temperature is 55.6°F (13.1°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 76%.

How much does it rain in Zearing in September?

In Zearing, in September, it is raining for 10.6 days, with typically 2.91" (74mm) of accumulated precipitation.

When it does not snow in Zearing?

June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Zearing have in September?

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

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:39 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:55 pm CDT.

How many hours of sunshine does Zearing have in September?

In Zearing, the average sunshine duration in September is 9.2h.

How high is the UV index in September?

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
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
Zearing, IA

Average temperature in September - Zearing, IA
  • Average high temperature in September: 74.7°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in September: 55.6°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

Average pressure in September
Zearing, IA

Average pressure in September - Zearing, IA
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in September
Zearing, IA

Average wind speed in September - Zearing, IA
  • Average wind speed in September: 8.3mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

Average humidity in September
Zearing, IA

Average humidity in September - Zearing, IA
  • Average humidity in September: 76%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Zearing, IA

Average rainfall in September - Zearing, IA
  • Average rainfall in September: 2.91"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in September
Zearing, IA

Average rainfall days in September - Zearing, IA
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in September
Zearing, IA

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

The month with the highest snowfall is January (3.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Zearing, IA

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

The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Zearing, 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 12min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Zearing, IA

Average sunshine days in September - Zearing, IA
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (10.6 days).

Average UV index in September
Zearing, IA

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in September
Zearing, IA

Average cloud cover in September - Zearing, IA
  • Average cloud cover in September: 31

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in September
Zearing, IA

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

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

Zearing, Iowa, USA

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