September weather forecast
Anthon, IA

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Weather in September

The first month of the autumn, September, is still a warm month in Anthon, Iowa, with an average temperature ranging between max 75°F (23.9°C) and min 55.6°F (13.1°C).

Temperature

The start of September involves a subtle temperature drop, shifting from a warm 80.6°F (27°C) in August to a still moderately hot 75°F (23.9°C). Anthon encounters an average low-temperature of 55.6°F (13.1°C) during September nights.

Humidity

In Anthon, the average relative humidity in September is 72%.

Rainfall

In September, the rain falls for 10.6 days. Throughout September, 1.46" (37mm) of precipitation is accumulated. In Anthon, during the entire year, the rain falls for 105.4 days and collects up to 15.83" (402mm) of precipitation.

Snowfall

In Anthon, snow does not fall in May through September.

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September in Anthon, sunrise is at 6:49 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:06 pm CDT.

Sunshine

In September, the average sunshine in Anthon is 8.9h.

UV index

In Anthon, the average daily maximum UV index in September is 4. A UV Index 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 of 4 in September interprets into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What is the average September temperature in Anthon?

In September, in Anthon, the average high-temperature is 75°F (23.9°C), and the average low-temperature is 55.6°F (13.1°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 84.2°F (29°C).

What is the average humidity in September in Anthon?

In September, the average relative humidity in Anthon, Iowa, is 72%.

How many days does it rain in September in Anthon?

In September, in Anthon, the rain falls for 10.6 days. Throughout September, 1.46" (37mm) of precipitation is accumulated.

When it does not snow in Anthon?

In Anthon, Iowa, snow does not fall in May through September.

Does it snow in Anthon in September?

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

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

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

What time are sunrise and sunset in September in Anthon?

On the first day of September in Anthon, Iowa, sunrise is at 6:49 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:06 pm CDT.

How long on average sun shines in September in Anthon?

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

What is the UV index intensity in September in Anthon?

In September, the average daily maximum UV index in Anthon, Iowa, is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from 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
Anthon, IA

Average temperature in September - Anthon, IA
  • Average high temperature in September: 75°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 (26.2°F).

  • Average low temperature in September: 55.6°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

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Average pressure in September
Anthon, IA

Average pressure in September - Anthon, IA
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in September
Anthon, IA

Average wind speed in September - Anthon, IA
  • Average wind speed in September: 8.9mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

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Average humidity in September
Anthon, IA

Average humidity in September - Anthon, IA
  • Average humidity in September: 72%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in September
Anthon, IA

Average rainfall in September - Anthon, IA
  • Average rainfall in September: 1.46"

The wettest month (with the highest rainfall) is June (2.48").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in September
Anthon, IA

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

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (2.3 days).

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Average snowfall in September
Anthon, IA

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

The month with the highest snowfall is March (2.17").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Anthon, IA

Average snowfall days in September - Anthon, 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).

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

Average daylight in September / Average sunshine in September - Anthon, 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 month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in September
Anthon, IA

Average sunshine days in September - Anthon, IA
  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is December (23.4 days).
The month with the least sunshine days is June (13.1 days).

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Average UV index in September
Anthon, IA

Average UV index in September - Anthon, 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).

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Average cloud cover in September
Anthon, IA

Average cloud cover in September - Anthon, IA
  • Average cloud cover in September: 30

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in September
Anthon, IA

Average visibility in September - Anthon, IA
  • 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).

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Anthon, Iowa, USA

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