September weather forecast
Nevada, IA

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Weather in September

The first month of the autumn, September, is still a warm month in Nevada, Iowa, with temperature in the range of an average low of 55.6°F (13.1°C) and an average high of 74.7°F (23.7°C).

Temperature

As Nevada welcomes September, the average high-temperature stabilizes at a still warm 74.7°F (23.7°C), showing little deviation from August's 79.7°F (26.5°C). During September, Nevada records an average temperature of 55.6°F (13.1°C) at night.

Humidity

In Nevada, Iowa, the average relative humidity in September is 76%.

Rainfall

In Nevada, Iowa, in September, it is raining for 10.6 days, with typically 2.91" (74mm) of accumulated precipitation. Throughout the year, in Nevada, Iowa, there are 128.1 rainfall days, and 26.61" (676mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:40 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:56 pm CDT.

Sunshine

In September, the average sunshine is 9.2h.

UV index

In Nevada, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What is the average September temperature in Nevada?

Nevada in September has an average high-temperature of 74.7°F (23.7°C) and an average low-temperature of 55.6°F (13.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in July is computed to be 87.8°F (31°C).

What is the average humidity in September in Nevada?

In September, the average relative humidity is 76%.

How many days does it rain in September in Nevada?

In Nevada, in September, during 10.6 rainfall days, 2.91" (74mm) of precipitation is typically accumulated.

When it does not snow in Nevada?

June through September are months without snowfall in Nevada.

Does it snow in Nevada in September?

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

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

The average day length in September in Nevada is 12h and 28min.

What time are sunrise and sunset in September in Nevada?

On the first day of September in Nevada, sunrise is at 6:40 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:56 pm CDT.

How long on average sun shines in September in Nevada?

In September, the average sunshine duration is 9.2h.

How high is the UV index in September in Nevada?

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health risk 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
Nevada, IA

Average temperature in September - Nevada, 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).

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Average pressure in September
Nevada, IA

Average pressure in September - Nevada, 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).

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Average wind speed in September
Nevada, IA

Average wind speed in September - Nevada, 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).

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Average humidity in September
Nevada, IA

Average humidity in September - Nevada, 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%).

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Average rainfall in September
Nevada, IA

Average rainfall in September - Nevada, 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").

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Average rainfall days in September
Nevada, IA

Average rainfall days in September - Nevada, 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).

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Average snowfall in September
Nevada, IA

Average snowfall in September - Nevada, 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").

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Average snowfall days in September
Nevada, IA

Average snowfall days in September - Nevada, 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).

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

Average daylight in September / Average sunshine in September - Nevada, 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).

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Average sunshine days in September
Nevada, IA

Average sunshine days in September - Nevada, 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).

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Average UV index in September
Nevada, IA

Average UV index in September - Nevada, 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).

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Average cloud cover in September
Nevada, IA

Average cloud cover in September - Nevada, 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).

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Average visibility in September
Nevada, IA

Average visibility in September - Nevada, 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).

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Nevada, Iowa, USA

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