September weather forecast
Mineola, IA

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Weather in September

The first month of the autumn, September, is still a warm month in Mineola, Iowa, with temperature in the range of an average low of 57.4°F (14.1°C) and an average high of 76.6°F (24.8°C).

Temperature

September brings a slight decrease in the average high-temperature, shifting from 82.4°F (28°C) in August to a still moderately hot 76.6°F (24.8°C). Mineola's nighttime temperature in September drops to an average of 57.4°F (14.1°C).

Humidity

In Mineola, the average relative humidity in September is 73%.

Rainfall

In Mineola, Iowa, during September, the rain falls for 12.4 days and regularly aggregates up to 2.48" (63mm) of precipitation. Throughout the year, in Mineola, there are 129.5 rainfall days, and 27.48" (698mm) of precipitation is accumulated.

Snowfall

In Mineola, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 27min.
On the first day of September in Mineola, sunrise is at 6:50 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:05 pm CDT.

Sunshine

In September, the average sunshine in Mineola is 9h.

UV index

In Mineola, Iowa, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: A maximum high UV index of 5 in September translates into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What is the usual temperature for Mineola in September?

The average high-temperature, in September, in Mineola, is 76.6°F (24.8°C), while the average low-temperature is 57.4°F (14.1°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is estimated at 89.6°F (32°C).

What is the average humidity in September in Mineola?

In Mineola, Iowa, the average relative humidity in September is 73%.

How many days does it rain in September in Mineola?

In Mineola, during September, the rain falls for 12.4 days and regularly aggregates up to 2.48" (63mm) of precipitation.

When it does not snow in Mineola?

June through September are months without snowfall.

Does it snow in Mineola in September?

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

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

The average day length in September is 12h and 27min.

When is the sunrise / sunset in September in Mineola?

In September, on the first day of the month, sunrise is at 6:50 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:05 pm CDT.

How long on average sun shines in September in Mineola?

In September, the average sunshine duration is 9h.

How high is the UV index in September in Mineola?

In September, the average daily maximum UV index in Mineola, Iowa, is 5. 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
Mineola, IA

Average temperature in September - Mineola, IA
  • Average high temperature in September: 76.6°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in September: 57.4°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

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Average pressure in September
Mineola, IA

Average pressure in September - Mineola, IA
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in September
Mineola, IA

Average wind speed in September - Mineola, IA
  • Average wind speed in September: 8.2mph

The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in September
Mineola, IA

Average humidity in September - Mineola, IA
  • Average humidity in September: 73%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in September
Mineola, IA

Average rainfall in September - Mineola, IA
  • Average rainfall in September: 2.48"

The wettest month (with the highest rainfall) is June (4.57").
The driest months (with the least rainfall) are January and February (0.83").

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Average rainfall days in September
Mineola, IA

Average rainfall days in September - Mineola, IA
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is February (3.8 days).

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Average snowfall in September
Mineola, IA

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

The month with the highest snowfall is February (3.9").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Mineola, IA

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

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Mineola, 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 0min

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).

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Average sunshine days in September
Mineola, IA

Average sunshine days in September - Mineola, IA
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is June (10.6 days).

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Average UV index in September
Mineola, IA

Average UV index in September - Mineola, IA
  • 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, October, November and December (UV index 2).

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Average cloud cover in September
Mineola, IA

Average cloud cover in September - Mineola, IA
  • Average cloud cover in September: 28

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in September
Mineola, IA

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

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

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Mineola, Iowa, USA

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