September weather forecast
Claycomo, MO

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Weather in September

September, the first month of the autumn in Claycomo, is still a warm month, with an average temperature varying between 59.5°F (15.3°C) and 78.4°F (25.8°C).

Temperature

Claycomo's September weather shows a modest shift in high-temperatures, falling from August's moderately hot 84.7°F (29.3°C) to a still warm 78.4°F (25.8°C). In September, Claycomo experiences an average nighttime temperature of 59.5°F (15.3°C).

Humidity

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

Rainfall

In September, the rain falls for 11.5 days. Throughout September, 1.93" (49mm) of precipitation is accumulated. In Claycomo, during the entire year, the rain falls for 126.5 days and collects up to 21.65" (550mm) of precipitation.

Snowfall

In Claycomo, snow does not fall in June through September.

Daylight

In Claycomo, the average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:47 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:01 pm CDT.

Sunshine

In September, the average sunshine is 9.4h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 5 in September transforms into this advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

The high-temperature during September is 78.4°F (25.8°C) and the low-temperature is 59.5°F (15.3°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is computed to be 95°F (35°C).

What is the average humidity in September?

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

How many days does it rain in September?

In Claycomo, Missouri, in September, it is raining for 11.5 days, with typically 1.93" (49mm) of accumulated precipitation.

When it does not snow?

In Claycomo, snow does not fall in June through September.

Does it snow in September?

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

How many hours of daylight does Claycomo have in September?

The average day length in September is 12h and 26min.

What time are sunrise and sunset in September?

On the first day of September in Claycomo, sunrise is at 6:47 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:01 pm CDT.

How many hours of sunshine does Claycomo have in September?

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

How high is the UV index in September?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents 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
Claycomo, MO

Average temperature in September - Claycomo, MO
  • Average high temperature in September: 78.4°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in September: 59.5°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 (22.1°F).

Average pressure in September
Claycomo, MO

Average pressure in September - Claycomo, MO
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in September
Claycomo, MO

Average wind speed in September - Claycomo, MO
  • Average wind speed in September: 7.1mph

The windiest months (with the highest average wind speed) are February, March and April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in September
Claycomo, MO

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

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (69%).

Average rainfall in September
Claycomo, MO

Average rainfall in September - Claycomo, MO
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in September
Claycomo, MO

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

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in September
Claycomo, MO

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

The month with the highest snowfall is February (2.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Claycomo, MO

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

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
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 30min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in September
Claycomo, MO

Average sunshine days in September - Claycomo, MO
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is December (22.1 days).
The month with the least sunshine days is May (11.6 days).

Average UV index in September
Claycomo, MO

Average UV index in September - Claycomo, 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
Claycomo, MO

Average cloud cover in September - Claycomo, 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 25).

Average visibility in September
Claycomo, MO

Average visibility in September - Claycomo, 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).

Claycomo, Missouri, USA

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