September weather forecast
Osage Beach, MO

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Weather in September

September in Osage Beach, Missouri, sees a clear change in scenery from a torrid summer to a cooler and more comfortable fall. Signs of the encroaching autumn are evident with a marked decrease in daylight hours. While the weather remains warm, cooler breezes start to be more frequent, alleviating any lingering summer heat. Despite being perceived as a sunny month, a decrease in sunshine hours is a harbinger of the approaching autumn. Both temperature and humidity descend, with the high temperature dropping markedly to a more comfortable average of 80.2°F (26.8°C).

Temperature

The average high-temperature shows a slight dip in September, from August's hot 87.4°F (30.8°C) to a moderately hot 80.2°F (26.8°C). During September, Osage Beach's temperature falls to a steady low-temperature average of 59.7°F (15.4°C).

Humidity

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

Rainfall

In Osage Beach, during September, the rain falls for 11.6 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, there are 148.1 rainfall days, and 32.36" (822mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of the month, sunrise is at 6:40 am and sunset at 7:39 pm. On the last day of September, sunrise is at 7:05 am and sunset at 6:54 pm CDT.

Sunshine

In September, the average sunshine is 9.5h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index, 5 during September, leads to the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Around midday, solar radiation is most harmful; hence, exposure should be limited. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

What is the average September temperature in Osage Beach?

The average high-temperature, in September, in Osage Beach, is 80.2°F (26.8°C), while the average low-temperature is 59.7°F (15.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 100.4°F (38°C).

What is the average humidity in September?

The average relative humidity in September is 73%.

How much does it rain in September?

In Osage Beach, in September, it is raining for 11.6 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow?

In Osage Beach, snow does not fall in June through September.

Does it snow in September?

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

How many hours of daylight does Osage Beach have in September?

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

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:40 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:54 pm CDT.

How long on average sun shines in September in Osage Beach?

In September, the average sunshine duration is 9.5h.

What is the UV index reading in September?

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
Osage Beach, MO

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

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in September: 59.7°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

Average pressure in September
Osage Beach, MO

Average pressure in September - Osage Beach, MO
  • Average pressure in September: 30.03"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).

Average wind speed in September
Osage Beach, MO

Average wind speed in September - Osage Beach, MO
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in September
Osage Beach, MO

Average humidity in September - Osage Beach, MO
  • Average humidity in September: 73%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September
Osage Beach, MO

Average rainfall in September - Osage Beach, MO
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is January (1.57").

Average rainfall days in September
Osage Beach, MO

Average rainfall days in September - Osage Beach, MO
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is December (7.5 days).

Average snowfall in September
Osage Beach, MO

Average snowfall in September - Osage Beach, MO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Osage Beach, MO

Average snowfall days in September - Osage Beach, MO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Osage Beach, MO

Average daylight in September / Average sunshine in September - Osage Beach, 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: 4h and 54min).

Average sunshine days in September
Osage Beach, MO

Average sunshine days in September - Osage Beach, MO
  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is December (19.2 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in September
Osage Beach, MO

Average UV index in September - Osage Beach, 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
Osage Beach, MO

Average cloud cover in September - Osage Beach, MO
  • Average cloud cover in September: 30

The months with the most cloud cover are February and March (Cloud cover 48).
The months with the least cloud cover are June, July and August (Cloud cover 28).

Average visibility in September
Osage Beach, MO

Average visibility in September - Osage Beach, 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).

Osage Beach, Missouri, USA

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