September weather forecast
Reeds Spring, MO

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Reeds Spring, Missouri, with temperature in the range of an average high of 81.5°F (27.5°C) and an average low of 59.9°F (15.5°C).

Temperature

Transitioning from August to September involves a subtle drop in average high-temperatures, descending from a tropical 88.5°F (31.4°C) to a warm 81.5°F (27.5°C). Reeds Spring registers a pronounced decline from daytime peak temperatures, averaging a moderate 59.9°F (15.5°C) lows in September.

Heat index

The heat index value during September is evaluated at a hot 86°F (30°C). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

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

Rainfall

In Reeds Spring, in September, during 10.6 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. Throughout the year, there are 125.1 rainfall days, and 19.84" (504mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 24min.
On the first day of September, sunrise is at 6:45 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:57 pm CDT.

Sunshine

In Reeds Spring, the average sunshine in September is 9.5h.

UV index

In Reeds Spring, Missouri, 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 maximum UV index of 5 suggests this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

The high-temperature during September is 81.5°F (27.5°C) and the low-temperature is 59.9°F (15.5°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 86°F (30°C).

What is the average humidity in September?

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

How many days does it rain in September?

In September, the rain falls for 10.6 days. Throughout September, 1.3" (33mm) of precipitation is accumulated.

When it does not snow?

June through October are months without snowfall.

What is the average length of the day in September?

In September, the average day length is 12h and 24min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:45 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:57 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration is 9.5h.

How high is the UV index in September?

In Reeds Spring, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Reeds Spring, MO

Average temperature in September - Reeds Spring, MO
  • Average high temperature in September: 81.5°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (44.1°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

Average pressure in September
Reeds Spring, MO

Average pressure in September - Reeds Spring, MO
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
Reeds Spring, MO

Average wind speed in September - Reeds Spring, MO
  • Average wind speed in September: 5.5mph

The windiest months (with the highest average wind speed) are January, February, March and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in September
Reeds Spring, MO

Average humidity in September - Reeds Spring, MO
  • Average humidity in September: 73%

The months with the highest relative humidity are March and May (77%).
The months with the lowest relative humidity are July and August (72%).

Average rainfall in September
Reeds Spring, MO

Average rainfall in September - Reeds Spring, MO
  • Average rainfall in September: 1.3"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is February (0.87").

Average rainfall days in September
Reeds Spring, MO

Average rainfall days in September - Reeds Spring, MO
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is December (5.8 days).

Average snowfall in September
Reeds Spring, MO

Average snowfall in September - Reeds Spring, MO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in September
Reeds Spring, MO

Average snowfall days in September - Reeds Spring, MO
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Reeds Spring, MO

Average daylight in September / Average sunshine in September - Reeds Spring, 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 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

Average sunshine days in September
Reeds Spring, MO

Average sunshine days in September - Reeds Spring, MO
  • Average sunshine days in September: 16.6 days

The month with the most sunshine days is December (23.2 days).
The month with the least sunshine days is July (12.8 days).

Average UV index in September
Reeds Spring, MO

Average UV index in September - Reeds Spring, 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).

Average cloud cover in September
Reeds Spring, MO

Average cloud cover in September - Reeds Spring, MO
  • Average cloud cover in September: 29

The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are June, July and August (Cloud cover 27).

Average visibility in September
Reeds Spring, MO

Average visibility in September - Reeds Spring, MO
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

Reeds Spring, Missouri, USA

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