September weather forecast
Pleasant Hill, MO

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Weather in September

The first month of the autumn, September, is still a warm month in Pleasant Hill, Missouri, with an average temperature fluctuating between 78.1°F (25.6°C) and 59.4°F (15.2°C).

Temperature

With the onset of September, Pleasant Hill's climate undergoes a slight change as the average high-temperature moves from 84.7°F (29.3°C) in August to a still moderately hot 78.1°F (25.6°C). In Pleasant Hill, the average nighttime temperature during September is a refreshing 59.4°F (15.2°C).

Humidity

In September, the average relative humidity in Pleasant Hill is 76%.

Rainfall

In September, the rain falls for 12.1 days. Throughout September, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 139 rainfall days, and 29.33" (745mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Pleasant Hill.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:46 am and sunset at 7:46 pm. On the last day of September, sunrise is at 7:12 am and sunset at 7:00 pm CDT.

Sunshine

In September, the average sunshine is 9.4h.

UV index

In September, the average daily maximum UV index is 5. 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 maximum UV index of 5 transforms into these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

What is the usual temperature for Pleasant Hill in September?

In Pleasant Hill, 78.1°F (25.6°C) is the average high-temperature and 59.4°F (15.2°C) is the average low-temperature during September. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 95°F (35°C).

What is the average humidity in September in Pleasant Hill?

In Pleasant Hill, Missouri, the average relative humidity in September is 76%.

How much does it rain in Pleasant Hill in September?

In Pleasant Hill, Missouri, during September, the rain falls for 12.1 days and regularly aggregates up to 2.64" (67mm) of precipitation.

When it does not snow in Pleasant Hill?

June through September are months without snowfall in Pleasant Hill.

Does it snow in Pleasant Hill in September?

In Pleasant Hill, Missouri, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Pleasant Hill?

In Pleasant Hill, the average day length in September is 12h and 26min.

What time are sunrise and sunset in September in Pleasant Hill?

In September, on the first day of the month, sunrise is at 6:46 am and sunset at 7:46 pm. On the last day of the month, in Pleasant Hill, Missouri, sunrise is at 7:12 am and sunset at 7:00 pm CDT.

How long on average sun shines in September in Pleasant Hill?

In September, the average sunshine duration is 9.4h.

What is the UV index reading in September in Pleasant Hill?

In September, the average daily maximum UV index in Pleasant Hill 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
Pleasant Hill, MO

Average temperature in September - Pleasant Hill, MO
  • Average high temperature in September: 78.1°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in September: 59.4°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in September
Pleasant Hill, MO

Average pressure in September - Pleasant Hill, MO
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in September
Pleasant Hill, MO

Average wind speed in September - Pleasant Hill, MO
  • Average wind speed in September: 7.1mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in September
Pleasant Hill, MO

Average humidity in September - Pleasant Hill, MO
  • Average humidity in September: 76%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are October and November (71%).

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Average rainfall in September
Pleasant Hill, MO

Average rainfall in September - Pleasant Hill, MO
  • Average rainfall in September: 2.64"

The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is January (1.02").

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Average rainfall days in September
Pleasant Hill, MO

Average rainfall days in September - Pleasant Hill, MO
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (5.4 days).

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Average snowfall in September
Pleasant Hill, MO

Average snowfall in September - Pleasant Hill, MO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.5").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Pleasant Hill, MO

Average snowfall days in September - Pleasant Hill, MO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (5.8 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
Pleasant Hill, MO

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 9h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in September
Pleasant Hill, MO

Average sunshine days in September - Pleasant Hill, MO
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is December (22.1 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index in September
Pleasant Hill, MO

Average UV index in September - Pleasant Hill, 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, November and December (UV index 2).

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Average cloud cover in September
Pleasant Hill, MO

Average cloud cover in September - Pleasant Hill, MO
  • Average cloud cover in September: 28

The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 26).

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Average visibility in September
Pleasant Hill, MO

Average visibility in September - Pleasant Hill, 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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Pleasant Hill, Missouri, USA

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