September weather forecast
Glenwood, MO

Share

Weather in September

September, the first month of the autumn in Glenwood, is also a moderately hot month, with an average temperature fluctuating between 56.7°F (13.7°C) and 76.1°F (24.5°C).

Temperature

September signifies a minor drop in average high-temperature, transitioning from a moderately hot 82.2°F (27.9°C) in August to a still warm 76.1°F (24.5°C). September's average low-temperature reading settles at a mild 56.7°F (13.7°C).

Humidity

In Glenwood, the average relative humidity in September is 76%.

Rainfall

In Glenwood, Missouri, in September, it is raining for 9.6 days, with typically 2.13" (54mm) of accumulated precipitation. In Glenwood, during the entire year, the rain falls for 133.4 days and collects up to 26.54" (674mm) of precipitation.

Snowfall

May through September are months without snowfall in Glenwood.

Daylight

In Glenwood, the average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:38 am and sunset at 7:41 pm. On the last day of September, sunrise is at 7:06 am and sunset at 6:53 pm CDT.

Sunshine

In Glenwood, Missouri, the average sunshine in September is 9.5h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 4 during September translates into these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

What are the temperatures in September?

The average high-temperature and low-temperature in Glenwood during September are 76.1°F (24.5°C) and 56.7°F (13.7°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 89.6°F (32°C).

What is the average humidity in September?

In September, the average relative humidity is 76%.

How much does it rain in September?

In Glenwood, in September, it is raining for 9.6 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow?

May through September are months without snowfall.

Does it snow in September?

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

What is the average length of the day in September?

In September, the average day length is 12h and 27min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:38 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:53 pm CDT.

How many hours of sunshine does Glenwood have in September?

In September, the average sunshine duration is 9.5h.

What is the UV index intensity in September?

In Glenwood, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Glenwood, MO

Average temperature in September - Glenwood, MO
  • Average high temperature in September: 76.1°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in September: 56.7°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).

Average pressure in September
Glenwood, MO

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in September
Glenwood, MO

Average wind speed in September - Glenwood, MO
  • Average wind speed in September: 7.9mph

The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in September
Glenwood, MO

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

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September
Glenwood, MO

Average rainfall in September - Glenwood, MO
  • Average rainfall in September: 2.13"

The wettest month (with the highest rainfall) is June (3.86").
The driest month (with the least rainfall) is January (1.26").

Average rainfall days in September
Glenwood, MO

Average rainfall days in September - Glenwood, MO
  • Average rainfall days in September: 9.6 days

The months with the highest number of rainy days are May and June (16.8 days).
The months with the least rainy days are January and February (6 days).

Average snowfall in September
Glenwood, MO

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

The month with the highest snowfall is January (4.84").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Glenwood, MO

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

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Glenwood, 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 18min).

  • Average sunshine in September: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in September
Glenwood, MO

Average sunshine days in September - Glenwood, MO
  • Average sunshine days in September: 18.8 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is June (11.2 days).

Average UV index in September
Glenwood, MO

Average UV index in September - Glenwood, MO
  • Average UV index in September: 4

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
Glenwood, MO

Average cloud cover in September - Glenwood, MO
  • Average cloud cover in September: 28

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July, August and September (Cloud cover 28).

Average visibility in September
Glenwood, MO

Average visibility in September - Glenwood, 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).

Glenwood, Missouri, USA

Weather forecast for your location

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