September weather forecast
Holden, MO

Share

Weather in September

September, the first month of the autumn in Holden, is also a moderately hot month, with temperature in the range of an average low of 59.4°F (15.2°C) and an average high of 78.6°F (25.9°C).

Temperature

During the shift to September, Holden records a mild decrease in average high-temperature, moving from a moderately hot 84.4°F (29.1°C) in August to a still warm 78.6°F (25.9°C). Nighttime temperature lowers to an average of 59.4°F (15.2°C) in September.

Humidity

The average relative humidity in September is 76%.

Rainfall

In Holden, during September, the rain falls for 12.1 days and regularly aggregates up to 2.56" (65mm) of precipitation. Throughout the year, there are 138.6 rainfall days, and 28.31" (719mm) of precipitation is accumulated.

Snowfall

In Holden, snow does not fall in April, June through September.

Daylight

In Holden, the average length of the day in September is 12h and 25min.
On the first day of September, sunrise is at 6:45 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:59 pm CDT.

Sunshine

In September, the average sunshine in Holden is 9.4h.

UV index

In Holden, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In September, a regular UV index of 5 translates into these guidelines:
Guard yourself - Avoiding sunburn is suggested. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

The high-temperature during September is 78.6°F (25.9°C) and the low-temperature is 59.4°F (15.2°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is evaluated at 93.2°F (34°C).

What is the average humidity in September?

The average relative humidity in September is 76%.

How much does it rain in September?

In Holden, in September, during 12.1 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When it does not snow?

April, June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Holden have in September?

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

When is the sunrise / sunset in September in Holden?

On the first day of September in Holden, Missouri, sunrise is at 6:45 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:59 pm CDT.

How long on average sun shines in September?

In Holden, the average sunshine duration in September is 9.4h.

How high is the UV index in September?

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

Average temperature in September - Holden, MO
  • Average high temperature in September: 78.6°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in September: 59.4°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in September
Holden, MO

Average pressure in September - Holden, 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 (29.91"Hg).

Average wind speed in September
Holden, MO

Average wind speed in September - Holden, MO
  • Average wind speed in September: 7mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.4mph).

Average humidity in September
Holden, MO

Average humidity in September - Holden, MO
  • Average humidity in September: 76%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in September
Holden, MO

Average rainfall in September - Holden, MO
  • Average rainfall in September: 2.56"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is January (0.98").

Average rainfall days in September
Holden, MO

Average rainfall days in September - Holden, MO
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (5.7 days).

Average snowfall in September
Holden, MO

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

The month with the highest snowfall is February (3.31").
The months with the least snowfall are April, June, July, August and September (0").

Average snowfall days in September
Holden, MO

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

The month with the highest number of snowfall days is February (5.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Holden, 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 30min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in September
Holden, MO

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

The month with the most sunshine days is December (22 days).
The month with the least sunshine days is May (12.4 days).

Average UV index in September
Holden, MO

Average UV index in September - Holden, 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
Holden, MO

Average cloud cover in September - Holden, 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 26).

Average visibility in September
Holden, MO

Average visibility in September - Holden, 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).

Holden, Missouri, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location