September weather forecast
Ash Grove, MO

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Ash Grove, Missouri, with an average temperature ranging between max 80.1°F (26.7°C) and min 59.9°F (15.5°C).

Temperature

The beginning of September brings a minor change in the average high-temperature, shifting from a hot 87.1°F (30.6°C) in August to a moderately hot 80.1°F (26.7°C). Throughout the month of September, Ash Grove witnesses an average low-temperature of 59.9°F (15.5°C).

Humidity

In September, the average relative humidity is 73%.

Rainfall

In Ash Grove, in September, during 14.3 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. In Ash Grove, Missouri, during the entire year, the rain falls for 167.3 days and collects up to 37.91" (963mm) of precipitation.

Snowfall

In Ash Grove, snow does not fall in June through October.

Daylight

In Ash Grove, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 6:45 am and sunset at 7:42 pm. On the last day of September, sunrise is at 7:09 am and sunset at 6:58 pm CDT.

Sunshine

In Ash Grove, the average sunshine in September is 9.5h.

UV index

In Ash Grove, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 5 in September transforms into this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

What is the average September temperature in Ash Grove?

In September, in Ash Grove, the average high-temperature is 80.1°F (26.7°C), and the average low-temperature is 59.9°F (15.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 98.6°F (37°C).

What is the average humidity in September in Ash Grove?

The average relative humidity in September in Ash Grove, Missouri, is 73%.

How much does it rain in Ash Grove in September?

In Ash Grove, in September, during 14.3 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

When it does not snow in Ash Grove?

In Ash Grove, snow does not fall in June through October.

What is the average length of the day in September in Ash Grove?

The average day length in September in Ash Grove is 12h and 25min.

What time are sunrise and sunset in September in Ash Grove?

On the first day of September, sunrise is at 6:45 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:58 pm CDT.

How long on average sun shines in September in Ash Grove?

The average sunshine duration in September in Ash Grove, Missouri, is 9.5h.

What is the UV index reading in September in Ash Grove?

The average daily maximum UV index in September in Ash Grove is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Ash Grove, MO

Average temperature in September - Ash Grove, MO
  • Average high temperature in September: 80.1°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in September
Ash Grove, MO

Average pressure in September - Ash Grove, MO
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Ash Grove, MO

Average wind speed in September - Ash Grove, MO
  • Average wind speed in September: 6.8mph

The windiest months (with the highest average wind speed) are January and March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

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Average humidity in September
Ash Grove, MO

Average humidity in September - Ash Grove, MO
  • Average humidity in September: 73%

The months with the highest relative humidity are March and May (77%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in September
Ash Grove, MO

Average rainfall in September - Ash Grove, MO
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is May (5.63").
The driest month (with the least rainfall) is January (1.73").

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Average rainfall days in September
Ash Grove, MO

Average rainfall days in September - Ash Grove, MO
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in September
Ash Grove, MO

Average snowfall in September - Ash Grove, MO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.11").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Ash Grove, MO

Average snowfall days in September - Ash Grove, MO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (6.1 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
Ash Grove, MO

Average daylight in September / Average sunshine in September - Ash Grove, MO
  • 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: 9h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

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Average sunshine days in September
Ash Grove, MO

Average sunshine days in September - Ash Grove, MO
  • Average sunshine days in September: 13 days

The month with the most sunshine days is December (18.6 days).
The month with the least sunshine days is July (9.3 days).

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Average UV index in September
Ash Grove, MO

Average UV index in September - Ash Grove, MO
  • Average UV index in September: 5

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in September
Ash Grove, MO

Average cloud cover in September - Ash Grove, MO
  • Average cloud cover in September: 29

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in September
Ash Grove, MO

Average visibility in September - Ash Grove, MO
  • 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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Ash Grove, Missouri, USA

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