September weather forecast
Pittsburg, MO

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Weather in September

September, the first month of the autumn in Pittsburg, is still a warm month, with an average temperature fluctuating between 80.2°F (26.8°C) and 60.1°F (15.6°C).

Temperature

September is characterized by a mild reduction in the average high-temperature, from a tropical 86.7°F (30.4°C) in August to a warm 80.2°F (26.8°C). Throughout September, an average low-temperature of 60.1°F (15.6°C) is expected.

Humidity

The average relative humidity in September is 74%.

Rainfall

In September, the rain falls for 11.5 days. Throughout September, 1.97" (50mm) of precipitation is accumulated. Throughout the year, there are 141.9 rainfall days, and 27.52" (699mm) of precipitation is accumulated.

Snowfall

In Pittsburg, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of September, sunrise is at 6:43 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:57 pm CDT.

Sunshine

In Pittsburg, the average sunshine in September is 9.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 5 during September leads to these advisories:
Undertake protective steps - Recommendations to avoid sunburn are issued. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

During September, Pittsburg experiences an average high-temperature of 80.2°F (26.8°C) and a low-temperature of 60.1°F (15.6°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in August is estimated at 98.6°F (37°C).

What is the average humidity in September?

In Pittsburg, the average relative humidity in September is 74%.

How much does it rain in September?

In Pittsburg, in September, it is raining for 11.5 days, with typically 1.97" (50mm) of accumulated precipitation.

When it does not snow?

In Pittsburg, snow does not fall in May through October.

What is the average length of the day in September?

In September, the average day length is 12h and 25min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:43 am and sunset at 7:42 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?

The average sunshine duration in September is 9.5h.

What is the UV index intensity in September in Pittsburg?

In Pittsburg, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Pittsburg, MO

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

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in September: 60.1°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

Average pressure in September
Pittsburg, MO

Average pressure in September - Pittsburg, MO
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in September
Pittsburg, MO

Average wind speed in September - Pittsburg, MO
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is March (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in September
Pittsburg, MO

Average humidity in September - Pittsburg, MO
  • Average humidity in September: 74%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September
Pittsburg, MO

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

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days in September
Pittsburg, MO

Average rainfall days in September - Pittsburg, MO
  • Average rainfall days in September: 11.5 days

The months with the highest number of rainy days are May and July (16.7 days).
The month with the least rainy days is December (6 days).

Average snowfall in September
Pittsburg, MO

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

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Pittsburg, MO

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

The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 42min).
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: 5h and 6min).

Average sunshine days in September
Pittsburg, MO

Average sunshine days in September - Pittsburg, MO
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is July (11.7 days).

Average UV index in September
Pittsburg, MO

Average UV index in September - Pittsburg, 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, November and December (UV index 2).

Average cloud cover in September
Pittsburg, MO

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

The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are June and August (Cloud cover 27).

Average visibility in September
Pittsburg, MO

Average visibility in September - Pittsburg, 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).

Pittsburg, Missouri, USA

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