September weather forecast
Peace Valley, MO

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Weather in September

The first month of the autumn, September, is still a warm month in Peace Valley, Missouri, with an average temperature fluctuating between 80.4°F (26.9°C) and 59.5°F (15.3°C).

Temperature

September signifies a minor drop in average high-temperature, transitioning from a tropical 87.6°F (30.9°C) in August to a moderately hot 80.4°F (26.9°C). Peace Valley, in September, observes a steady average low-temperature of 59.5°F (15.3°C).

Humidity

In September, the average relative humidity is 74%.

Rainfall

September is the month with the least rainfall in Peace Valley. Rain falls for 10.3 days and accumulates 1.22" (31mm) of precipitation.

Snowfall

May through October are months without snowfall in Peace Valley.

Daylight

The average length of the day in September is 12h and 24min.
On the first day of September, sunrise is at 6:38 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:51 pm CDT.

Sunshine

The average sunshine in September is 9.3h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. To protect against the Sun's most potent rays, avoid direct exposure around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What is the average September temperature in Peace Valley?

In September, in Peace Valley, the average high-temperature is 80.4°F (26.9°C), and the average low-temperature is 59.5°F (15.3°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is computed to be 102.2°F (39°C).

What is the average humidity in September in Peace Valley?

The average relative humidity in September is 74%.

What is the driest month in Peace Valley?

September is the month with the least rainfall in Peace Valley, Missouri. Rain falls for 10.3 days and accumulates 1.22" (31mm) of precipitation.

How much does it rain in Peace Valley in September?

In Peace Valley, in September, it is raining for 10.3 days, with typically 1.22" (31mm) of accumulated precipitation.

When it does not snow in Peace Valley?

In Peace Valley, Missouri, snow does not fall in May through October.

What is the average length of the day in September in Peace Valley?

In September, the average day length in Peace Valley is 12h and 24min.

What time are sunrise and sunset in September in Peace Valley?

In September, on the first day of the month, sunrise is at 6:38 am and sunset at 7:34 pm. On the last day of the month, in Peace Valley, sunrise is at 7:02 am and sunset at 6:51 pm CDT.

How long on average sun shines in September in Peace Valley?

In Peace Valley, the average sunshine duration in September is 9.3h.

How high is the UV index in September in Peace Valley?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Peace Valley, MO

Average temperature in September - Peace Valley, MO
  • Average high temperature in September: 80.4°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: 59.5°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in September
Peace Valley, MO

Average pressure in September - Peace Valley, MO
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Peace Valley, MO

Average wind speed in September - Peace Valley, MO
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).

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Average humidity in September
Peace Valley, MO

Average humidity in September - Peace Valley, MO
  • Average humidity in September: 74%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in September
Peace Valley, MO

Average rainfall in September - Peace Valley, MO
  • Average rainfall in September: 1.22"

The wettest months (with the highest rainfall) are April and May (3.15").
The driest month (with the least rainfall) is September (1.22").

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Average rainfall days in September
Peace Valley, MO

Average rainfall days in September - Peace Valley, MO
  • Average rainfall days in September: 10.3 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (7 days).

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Average snowfall in September
Peace Valley, MO

Average snowfall in September - Peace Valley, MO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Peace Valley, MO

Average snowfall days in September - Peace Valley, MO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.2 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
Peace Valley, MO

Average daylight in September / Average sunshine in September - Peace Valley, MO
  • Average daylight in September: 12h and 2min

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

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Peace Valley, MO

Average sunshine days in September - Peace Valley, MO
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is December (20.5 days).
The months with the least sunshine days are May and June (12.6 days).

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Average UV index in September
Peace Valley, MO

Average UV index in September - Peace Valley, MO
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in September
Peace Valley, MO

Average cloud cover in September - Peace Valley, MO
  • Average cloud cover in September: 32

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 31).

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Average visibility in September
Peace Valley, MO

Average visibility in September - Peace Valley, MO
  • Average visibility in September: 5mi

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

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Peace Valley, Missouri, USA

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