September weather forecast
Fillmore, OK

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Fillmore, Oklahoma, with temperature in the range of an average low of 66.2°F (19°C) and an average high of 85.6°F (29.8°C).

Temperature

The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from a hot 94.1°F (34.5°C) to a moderately hot 85.6°F (29.8°C). During the nights in September, Fillmore experiences a consistent average temperature of 66.2°F (19°C).

Heat index

The heat index for September is appraised at a hot 93.2°F (34°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
In reference to the heat index, it's for places in shade and with a slight wind. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

In Fillmore, Oklahoma, the average relative humidity in September is 67%.

Rainfall

In Fillmore, during September, the rain falls for 12.9 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, there are 135.8 rainfall days, and 30.24" (768mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 6:59 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:11 pm CDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

In Fillmore, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Take precautions - Protection against sunburn is recommended. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

How hot is it in Fillmore in September?

In Fillmore, in September, the average high-temperature is 85.6°F (29.8°C), and the average low-temperature is 66.2°F (19°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 93.2°F (34°C).

What is the average humidity in September in Fillmore?

The average relative humidity in September in Fillmore, Oklahoma, is 67%.

How many days does it rain in September in Fillmore?

In Fillmore, Oklahoma, in September, it is raining for 12.9 days, with typically 2.87" (73mm) of accumulated precipitation.

When it does not snow in Fillmore?

April through October are months without snowfall in Fillmore.

What is the average length of the day in September in Fillmore?

In September, the average day length is 12h and 22min.

When is the sunrise / sunset in September in Fillmore?

On the first day of September in Fillmore, sunrise is at 6:59 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:11 pm CDT.

How long on average sun shines in September in Fillmore?

In September, the average sunshine duration is 8.5h.

How high is the UV index in September in Fillmore?

The average daily maximum UV index in September in Fillmore is 5. A UV Index of 3 to 5 symbolizes 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
Fillmore, OK

Average temperature in September - Fillmore, OK
  • Average high temperature in September: 85.6°F

The warmest month (with the highest average high temperature) is August (94.1°F).
The month with the lowest average high temperature is January (51.3°F).

  • Average low temperature in September: 66.2°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).

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Average pressure in September
Fillmore, OK

Average pressure in September - Fillmore, OK
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in September
Fillmore, OK

Average wind speed in September - Fillmore, OK
  • Average wind speed in September: 7mph

The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

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Average humidity in September
Fillmore, OK

Average humidity in September - Fillmore, OK
  • Average humidity in September: 67%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (61%).

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Average rainfall in September
Fillmore, OK

Average rainfall in September - Fillmore, OK
  • Average rainfall in September: 2.87"

The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is December (1.57").

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Average rainfall days in September
Fillmore, OK

Average rainfall days in September - Fillmore, OK
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.2 days).

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Average snowfall in September
Fillmore, OK

Average snowfall in September - Fillmore, OK
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.5").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Fillmore, OK

Average snowfall days in September - Fillmore, OK
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Fillmore, OK

Average daylight in September / Average sunshine in September - Fillmore, OK
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in September
Fillmore, OK

Average sunshine days in September - Fillmore, OK
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is January (22.7 days).
The month with the least sunshine days is May (13.6 days).

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Average UV index in September
Fillmore, OK

Average UV index in September - Fillmore, OK
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

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Average cloud cover in September
Fillmore, OK

Average cloud cover in September - Fillmore, OK
  • Average cloud cover in September: 28

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in September
Fillmore, OK

Average visibility in September - Fillmore, OK
  • 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).

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Fillmore, Oklahoma, USA

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