September weather forecast
Rea, MO

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Rea, Missouri, with an average temperature varying between 77.5°F (25.3°C) and 57.9°F (14.4°C).

Temperature

Rea, Missouri, records a mild change in average high-temperature during September, easing from 83.8°F (28.8°C) in August to a still warm 77.5°F (25.3°C). September nights are marked by an average low-temperature of 57.9°F (14.4°C).

Humidity

In Rea, the average relative humidity in September is 75%.

Rainfall

In Rea, during September, the rain falls for 12.2 days and regularly aggregates up to 2.4" (61mm) of precipitation. Throughout the year, there are 132.3 rainfall days, and 27.28" (693mm) of precipitation is accumulated.

Snowfall

In Rea, Missouri, snow does not fall in June through September.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 6:47 am and sunset at 7:50 pm. On the last day of September, sunrise is at 7:15 am and sunset at 7:02 pm CDT.

Sunshine

The average sunshine in September is 9.3h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 5 during September leads to these advisories:
Take precautions - Protection against sun damage is advised. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Rea in September?

In Rea, 77.5°F (25.3°C) is the average high-temperature and 57.9°F (14.4°C) is the average low-temperature during September. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 93.2°F (34°C).

What is the average humidity in September?

In Rea, the average relative humidity in September is 75%.

How many days does it rain in September?

In Rea, in September, it is raining for 12.2 days, with typically 2.4" (61mm) of accumulated precipitation.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

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

The average day length in September is 12h and 26min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:47 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:02 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration is 9.3h.

What is the UV index reading in September?

The average daily maximum UV index in September in Rea, Missouri, is 5. A UV Index estimate 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
Rea, MO

Average temperature in September - Rea, MO
  • Average high temperature in September: 77.5°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (34.2°F).

  • Average low temperature in September: 57.9°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 (20.3°F).

Average pressure in September
Rea, MO

Average pressure in September - Rea, MO
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in September
Rea, MO

Average wind speed in September - Rea, MO
  • Average wind speed in September: 7.4mph

The windiest months (with the highest average wind speed) are February and March (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).

Average humidity in September
Rea, MO

Average humidity in September - Rea, MO
  • Average humidity in September: 75%

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

Average rainfall in September
Rea, MO

Average rainfall in September - Rea, MO
  • Average rainfall in September: 2.4"

The wettest month (with the highest rainfall) is May (4.02").
The driest months (with the least rainfall) are January and February (0.94").

Average rainfall days in September
Rea, MO

Average rainfall days in September - Rea, MO
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (3.8 days).

Average snowfall in September
Rea, MO

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

The month with the highest snowfall is January (3.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Rea, MO

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

The month with the highest number of snowfall days is February (7.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 9h and 2min

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

Average sunshine days in September
Rea, MO

Average sunshine days in September - Rea, MO
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in September
Rea, MO

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

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

Average cloud cover in September
Rea, MO

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

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in September
Rea, MO

Average visibility in September - Rea, 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).

Rea, Missouri, USA

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