September weather forecast
Hermitage, MO

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Hermitage, Missouri, with an average temperature varying between 80.2°F (26.8°C) and 60.1°F (15.6°C).

Temperature

September is marked by a subtle drop in average high-temperatures, transitioning from a tropical 86.7°F (30.4°C) in August to a warm 80.2°F (26.8°C). Hermitage experiences an average low-temperature reading of 60.1°F (15.6°C) throughout September.

Humidity

In Hermitage, the average relative humidity in September is 74%.

Rainfall

In Hermitage, in September, it is raining for 11.5 days, with typically 1.97" (50mm) of accumulated precipitation. In Hermitage, Missouri, during the entire year, the rain falls for 141.9 days and collects up to 27.52" (699mm) of precipitation.

Snowfall

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

Daylight

In Hermitage, the average length of the day in September is 12h and 25min.
On the first day of September in Hermitage, sunrise is at 6:43 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:57 pm CDT.

Sunshine

In September, the average sunshine is 9.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum daily UV index of 5 during September morphs into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. Around midday, solar radiation is most harmful; hence, exposure should be limited. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the usual temperature for Hermitage in September?

An average high-temperature, in September, in Hermitage, is 80.2°F (26.8°C) and the average low-temperature is 60.1°F (15.6°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 98.6°F (37°C).

What is the average humidity in September in Hermitage?

The average relative humidity in September in Hermitage is 74%.

How much does it rain in Hermitage in September?

In Hermitage, Missouri, in September, during 11.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Hermitage?

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

How many hours of daylight does Hermitage have in September?

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

When are sunrise and sunset in September in Hermitage?

In September, on the first day of the month, sunrise is at 6:43 am and sunset at 7:42 pm. On the last day of the month, in Hermitage, sunrise is at 7:08 am and sunset at 6:57 pm CDT.

How long on average sun shines in September in Hermitage?

In Hermitage, Missouri, the average sunshine duration in September is 9.5h.

What is the UV index reading in September in Hermitage?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Hermitage, MO

Average temperature in September - Hermitage, MO
  • Average high temperature in September: 80.2°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in September: 60.1°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 (25.5°F).

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Average pressure in September
Hermitage, MO

Average pressure in September - Hermitage, 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 (29.92"Hg).

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Average wind speed in September
Hermitage, MO

Average wind speed in September - Hermitage, MO
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is March (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

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Average humidity in September
Hermitage, MO

Average humidity in September - Hermitage, MO
  • Average humidity in September: 74%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in September
Hermitage, MO

Average rainfall in September - Hermitage, MO
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is January (1.18").

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Average rainfall days in September
Hermitage, MO

Average rainfall days in September - Hermitage, MO
  • Average rainfall days in September: 11.5 days

The months with the highest number of rainy days are May and July (16.7 days).
The month with the least rainy days is December (6 days).

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Average snowfall in September
Hermitage, MO

Average snowfall in September - Hermitage, MO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Hermitage, MO

Average snowfall days in September - Hermitage, 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
Hermitage, MO

Average daylight in September / Average sunshine in September - Hermitage, 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 36min).

  • Average sunshine in September: 9h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in September
Hermitage, MO

Average sunshine days in September - Hermitage, MO
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is July (11.7 days).

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Average UV index in September
Hermitage, MO

Average UV index in September - Hermitage, 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
Hermitage, MO

Average cloud cover in September - Hermitage, MO
  • Average cloud cover in September: 29

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

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Average visibility in September
Hermitage, MO

Average visibility in September - Hermitage, 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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Hermitage, Missouri, USA

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