September weather forecast
Kimmswick, MO

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Weather in September

The first month of the autumn, September, is still a warm month in Kimmswick, Missouri, with an average temperature ranging between max 79.7°F (26.5°C) and min 59.9°F (15.5°C).

Temperature

The onset of September is marked by a minor decrease in temperature, transitioning from 85.6°F (29.8°C) in August to a still warm 79.7°F (26.5°C). In Kimmswick, September's nights observe an average temperature dip to a mild 59.9°F (15.5°C).

Humidity

In September, the average relative humidity is 73%.

Rainfall

In Kimmswick, in September, it is raining for 12.6 days, with typically 2.13" (54mm) of accumulated precipitation. In Kimmswick, during the entire year, the rain falls for 146.1 days and collects up to 32.36" (822mm) of precipitation.

Snowfall

In Kimmswick, Missouri, snow does not fall in April through October.

Daylight

In September, the average length of the day in Kimmswick is 12h and 25min.
On the first day of the month, sunrise is at 6:31 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:45 pm CDT.

Sunshine

The average sunshine in September is 9.4h.

UV index

In Kimmswick, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily high UV index of 5 in September leads to these guidelines:
Heed the precautions - It is counselled to guard against solar damage. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

September temperatures vary between a high-temperature of 79.7°F (26.5°C) and a low-temperature of 59.9°F (15.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is computed to be 96.8°F (36°C).

What is the average humidity in September?

The average relative humidity in September is 73%.

How many days does it rain in September in Kimmswick?

In Kimmswick, during September, the rain falls for 12.6 days and regularly aggregates up to 2.13" (54mm) of precipitation.

When it does not snow?

In Kimmswick, snow does not fall in April through October.

How many hours of daylight does Kimmswick 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 6:31 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:45 pm CDT.

How many hours of sunshine does Kimmswick have in September?

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

What is the UV index reading in September?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Kimmswick, MO

Average temperature in September - Kimmswick, MO
  • Average high temperature in September: 79.7°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in September
Kimmswick, MO

Average pressure in September - Kimmswick, MO
  • Average pressure in September: 30.02"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
Kimmswick, MO

Average wind speed in September - Kimmswick, MO
  • Average wind speed in September: 5.9mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in September
Kimmswick, MO

Average humidity in September - Kimmswick, MO
  • Average humidity in September: 73%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

Average rainfall in September
Kimmswick, MO

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

The wettest month (with the highest rainfall) is May (3.94").
The driest months (with the least rainfall) are February and November (1.77").

Average rainfall days in September
Kimmswick, MO

Average rainfall days in September - Kimmswick, MO
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is July (16.9 days).
The months with the least rainy days are January and February (6.8 days).

Average snowfall in September
Kimmswick, MO

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

The month with the highest snowfall is February (2.6").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Kimmswick, MO

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

The months with the highest number of snowfall days are January and February (4.8 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
Kimmswick, MO

Average daylight in September / Average sunshine in September - Kimmswick, 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 June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in September
Kimmswick, MO

Average sunshine days in September - Kimmswick, MO
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is June (11.6 days).

Average UV index in September
Kimmswick, MO

Average UV index in September - Kimmswick, 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
Kimmswick, MO

Average cloud cover in September - Kimmswick, MO
  • Average cloud cover in September: 30

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in September
Kimmswick, MO

Average visibility in September - Kimmswick, 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).

Kimmswick, Missouri, USA

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