September weather forecast
Flatwoods, MO

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Flatwoods, Missouri, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 62.2°F (16.8°C).

Temperature

Flatwoods observes a small decrease in the average high-temperature with the arrival of September, falling from August's tropical 87.8°F (31°C) to a warm 82°F (27.8°C). Flatwoods experiences a consistent average temperature of 62.2°F (16.8°C) throughout the nights in September.

Heat index

September's heat index is appraised at a tropical 87.8°F (31°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

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

Rainfall

September is the month with the least rainfall in Flatwoods. Rain falls for 12.5 days and accumulates 1.89" (48mm) of precipitation.

Snowfall

April through September are months without snowfall in Flatwoods, Missouri.

Daylight

In Flatwoods, Missouri, the average length of the day in September is 12h and 24min.
On the first day of September in Flatwoods, sunrise is at 6:34 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:47 pm CDT.

Sunshine

In September, the average sunshine in Flatwoods, Missouri, is 9.8h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the UV index of 5 transforms into the following advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the temperature in September in Flatwoods?

Flatwoods in September has an average high-temperature of 82°F (27.8°C) and an average low-temperature of 62.2°F (16.8°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in September is appraised at 87.8°F (31°C).

What is the average humidity in September in Flatwoods?

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

What is the driest month in Flatwoods?

September is the month with the least rainfall in Flatwoods, Missouri. Rain falls for 12.5 days and accumulates 1.89" (48mm) of precipitation.

How much does it rain in Flatwoods in September?

In Flatwoods, in September, it is raining for 12.5 days, with typically 1.89" (48mm) of accumulated precipitation.

When it does not snow in Flatwoods?

In Flatwoods, Missouri, snow does not fall in April through September.

Does it snow in Flatwoods in September?

In Flatwoods, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Flatwoods?

The average day length in September is 12h and 24min.

What time are sunrise and sunset in September in Flatwoods?

On the first day of September, sunrise is at 6:34 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:47 pm CDT.

How long on average sun shines in September in Flatwoods?

The average sunshine duration in September in Flatwoods is 9.8h.

How high is the UV index in September in Flatwoods?

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

Average temperature in September - Flatwoods, MO
  • Average high temperature in September: 82°F

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (43.3°F).

  • Average low temperature in September: 62.2°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

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Average pressure in September
Flatwoods, MO

Average pressure in September - Flatwoods, MO
  • Average pressure in September: 30.01"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
Flatwoods, MO

Average wind speed in September - Flatwoods, MO
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in September
Flatwoods, MO

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

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in September
Flatwoods, MO

Average rainfall in September - Flatwoods, MO
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is May (4.84").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in September
Flatwoods, MO

Average rainfall days in September - Flatwoods, MO
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is January (10 days).

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Average snowfall in September
Flatwoods, MO

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

The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in September
Flatwoods, MO

Average snowfall days in September - Flatwoods, MO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.2 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Flatwoods, 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 5min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in September
Flatwoods, MO

Average sunshine days in September - Flatwoods, MO
  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is July (9.9 days).

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Average UV index in September
Flatwoods, MO

Average UV index in September - Flatwoods, MO
  • Average UV index in September: 5

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

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Average cloud cover in September
Flatwoods, MO

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

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 25).

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Average visibility in September
Flatwoods, MO

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

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