September weather forecast
Viola, KS

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Weather in September

September, the first month of the autumn in Viola, is also a moderately hot month, with an average temperature varying between 82.8°F (28.2°C) and 64.2°F (17.9°C).

Temperature

September signifies a minor drop in average high-temperature, transitioning from a tropical 90.5°F (32.5°C) in August to a moderately hot 82.8°F (28.2°C). In Viola, September is marked by an average low-temperature of 64.2°F (17.9°C).

Heat index

In September, the average heat index is evaluated at a hot 86°F (30°C). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In September, the average relative humidity is 64%.

Rainfall

In Viola, in September, it is raining for 13.3 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, there are 122.6 rainfall days, and 24.96" (634mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Viola, the average length of the day in September is 12h and 25min.
On the first day of September, sunrise is at 7:01 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:14 pm CDT.

Sunshine

In Viola, the average sunshine in September is 8.8h.

UV index

The average daily maximum UV index in September is 5. 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: During September, 5 as the daily maximum UV index converts into the following advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

How hot is it in Viola in September?

September temperatures in Viola, Kansas, vary between a high-temperature of 82.8°F (28.2°C) and a low-temperature of 64.2°F (17.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is evaluated at 86°F (30°C).

What is the average humidity in September in Viola?

In September, the average relative humidity in Viola is 64%.

How many days does it rain in September in Viola?

In Viola, Kansas, in September, it is raining for 13.3 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Viola?

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

Does it snow in Viola in September?

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

How many hours of daylight does Viola have in September?

In Viola, the average day length in September is 12h and 25min.

When are sunrise and sunset in September in Viola?

On the first day of September in Viola, Kansas, sunrise is at 7:01 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:14 pm CDT.

How many hours of sunshine does Viola have in September?

In September, the average sunshine duration is 8.8h.

How high is the UV index in September in Viola?

In September, the average daily maximum UV index in Viola, Kansas, is 5. A UV Index value of 3 to 5 symbolizes 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
Viola, KS

Average temperature in September - Viola, KS
  • Average high temperature in September: 82.8°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (44.2°F).

  • Average low temperature in September: 64.2°F

The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

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Average pressure in September
Viola, KS

Average pressure in September - Viola, KS
  • Average pressure in September: 29.98"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
Viola, KS

Average wind speed in September - Viola, KS
  • Average wind speed in September: 9.5mph

The windiest month (with the highest average wind speed) is April (12mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in September
Viola, KS

Average humidity in September - Viola, KS
  • Average humidity in September: 64%

The month with the highest relative humidity is May (72%).
The month with the lowest relative humidity is July (59%).

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Average rainfall in September
Viola, KS

Average rainfall in September - Viola, KS
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is January (0.71").

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Average rainfall days in September
Viola, KS

Average rainfall days in September - Viola, KS
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (3.7 days).

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Average snowfall in September
Viola, KS

Average snowfall in September - Viola, KS
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Viola, KS

Average snowfall days in September - Viola, KS
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.4 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
Viola, KS

Average daylight in September / Average sunshine in September - Viola, KS
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).

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Average sunshine days in September
Viola, KS

Average sunshine days in September - Viola, KS
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is August (13.2 days).

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Average UV index in September
Viola, KS

Average UV index in September - Viola, KS
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).

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Average cloud cover in September
Viola, KS

Average cloud cover in September - Viola, KS
  • Average cloud cover in September: 25

The month with the most cloud cover is March (Cloud cover 37).
The months with the least cloud cover are June and August (Cloud cover 20).

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Average visibility in September
Viola, KS

Average visibility in September - Viola, KS
  • 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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Viola, Kansas, USA

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