September weather forecast
Ellington, MO

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Weather in September

September, the first month of the autumn in Ellington, is also a moderately hot month, with an average temperature fluctuating between 60.1°F (15.6°C) and 81.3°F (27.4°C).

Temperature

Start of September brings a slight shift in the average high-temperature, dipping a bit from August's tropical 87.8°F (31°C) to a warm 81.3°F (27.4°C). In Ellington, September is marked by an average low-temperature of 60.1°F (15.6°C).

Heat index

September's average heat index is evaluated at a tropical 86°F (30°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

In September, the average relative humidity is 74%.

Rainfall

September and December are months with the least rain when the rain falls for 10.2 days and typically aggregates up to 1.26" (32mm) of rain.

Snowfall

April through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of the month, sunrise is at 6:35 am and sunset at 7:32 pm. On the last day of September, in Ellington, sunrise is at 6:59 am and sunset at 6:48 pm CDT.

Sunshine

The average sunshine in September is 9.6h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 5 in September translates into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Ellington in September?

The high-temperature during September is 81.3°F (27.4°C) and the low-temperature is 60.1°F (15.6°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is evaluated at 86°F (30°C).

What is the average humidity in September?

In September, the average relative humidity is 74%.

What is the driest month?

September and December are months with the least rain when the rain falls for 10.2 days and typically aggregates up to 1.26" (32mm) of rain.

How many days does it rain in September?

In Ellington, in September, during 10.2 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

When it does not snow?

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

What is the average length of the day in September?

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

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:35 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:48 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September is 9.6h.

What is the UV index reading in September?

The average daily maximum UV index in September in Ellington, Missouri, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe 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
Ellington, MO

Average temperature in September - Ellington, MO
  • Average high temperature in September: 81.3°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in September: 60.1°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in September
Ellington, MO

Average pressure in September - Ellington, 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 (29.93"Hg).

Average wind speed in September
Ellington, MO

Average wind speed in September - Ellington, MO
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in September
Ellington, MO

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

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September
Ellington, MO

Average rainfall in September - Ellington, MO
  • Average rainfall in September: 1.26"

The wettest month (with the highest rainfall) is April (3.03").
The driest months (with the least rainfall) are September and December (1.26").

Average rainfall days in September
Ellington, MO

Average rainfall days in September - Ellington, MO
  • Average rainfall days in September: 10.2 days

The month with the highest number of rainy days is July (15.7 days).
The months with the least rainy days are January and December (8.1 days).

Average snowfall in September
Ellington, MO

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

The month with the highest snowfall is February (1.65").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Ellington, MO

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

The month with the highest number of snowfall days is January (3.8 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
Ellington, MO

Average daylight in September / Average sunshine in September - Ellington, 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 42min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in September
Ellington, MO

Average sunshine days in September - Ellington, MO
  • Average sunshine days in September: 17.6 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is July (12 days).

Average UV index in September
Ellington, MO

Average UV index in September - Ellington, 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
Ellington, MO

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

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in September
Ellington, MO

Average visibility in September - Ellington, MO
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).

Ellington, Missouri, USA

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