September weather forecast
Jennings, MO

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Weather in September

September, the first month of the autumn in Jennings, is still a warm month, with an average temperature ranging between min 60.1°F (15.6°C) and max 79.7°F (26.5°C).

Temperature

September is characterized by a slight reduction in average high-temperature, easing from 85.5°F (29.7°C) in August to a still warm 79.7°F (26.5°C). Jennings reports a consistent average low-temperature of 60.1°F (15.6°C) throughout September nights.

Humidity

In Jennings, the average relative humidity in September is 73%.

Rainfall

In Jennings, during September, the rain falls for 12 days and regularly aggregates up to 1.97" (50mm) of precipitation. Throughout the year, in Jennings, there are 144.8 rainfall days, and 30.59" (777mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Jennings.

Daylight

In September, the average length of the day in Jennings is 12h and 26min.
On the first day of the month, sunrise is at 6:30 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:44 pm CDT.

Sunshine

In Jennings, the average sunshine in September is 9.6h.

UV index

In Jennings, Missouri, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 5 in September suggests the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What is the usual temperature for Jennings in September?

The high-temperature, in September, in Jennings, is 79.7°F (26.5°C), while the low-temperature averages to 60.1°F (15.6°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 95°F (35°C).

What is the average humidity in September in Jennings?

In Jennings, the average relative humidity in September is 73%.

How many days does it rain in September in Jennings?

In Jennings, in September, during 12 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Jennings?

In Jennings, Missouri, snow does not fall in April through October.

How many hours of daylight does Jennings have in September?

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

When is the sunrise / sunset in September in Jennings?

On the first day of September in Jennings, sunrise is at 6:30 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:44 pm CDT.

How many hours of sunshine does Jennings have in September?

In September, the average sunshine duration is 9.6h.

What is the UV index reading in September in Jennings?

In Jennings, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Jennings, MO

Average temperature in September - Jennings, MO
  • Average high temperature in September: 79.7°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in September: 60.1°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in September
Jennings, MO

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

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Average wind speed in September
Jennings, MO

Average wind speed in September - Jennings, MO
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in September
Jennings, MO

Average humidity in September - Jennings, MO
  • Average humidity in September: 73%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in September
Jennings, MO

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

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.69").

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Average rainfall days in September
Jennings, MO

Average rainfall days in September - Jennings, MO
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.5 days).

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Average snowfall in September
Jennings, MO

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

The month with the highest snowfall is February (2.6").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Jennings, MO

Average snowfall days in September - Jennings, MO
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight in September /
Average sunshine in September
Jennings, MO

Average daylight in September / Average sunshine in September - Jennings, 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 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in September
Jennings, MO

Average sunshine days in September - Jennings, MO
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.2 days).

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Average UV index in September
Jennings, MO

Average UV index in September - Jennings, 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
Jennings, MO

Average cloud cover in September - Jennings, MO
  • Average cloud cover in September: 28

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in September
Jennings, MO

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

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