September weather forecast
Fanshawe, OK

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Weather in September

September, the first month of the autumn in Fanshawe, is also a moderately hot month, with an average temperature varying between 63.3°F (17.4°C) and 85.5°F (29.7°C).

Temperature

In Fanshawe, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's tropical 92.5°F (33.6°C) to a warm 85.5°F (29.7°C). Fanshawe registers a significant reduction from the day's heat, with an average temperature drop to an enjoyable 63.3°F (17.4°C) in September.

Heat index

In September, the heat index is estimated at a tropical 93.2°F (34°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.

Humidity

In September, the average relative humidity in Fanshawe is 70%.

Rainfall

In September, the rain falls for 11.7 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 146.2 rainfall days, and 33.62" (854mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall in Fanshawe.

Daylight

In Fanshawe, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:52 am and sunset at 7:45 pm. On the last day of September, sunrise is at 7:14 am and sunset at 7:04 pm CDT.

Sunshine

In September, the average sunshine is 9.3h.

UV index

In September, the average daily maximum UV index in Fanshawe is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high UV index of 6 in September translates into the following recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

Is it hot in Fanshawe during September?

In September, in Fanshawe, the average high-temperature is 85.5°F (29.7°C), and the average low-temperature is 63.3°F (17.4°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 93.2°F (34°C).

What is the average humidity in September in Fanshawe?

In Fanshawe, the average relative humidity in September is 70%.

How much does it rain in Fanshawe in September?

In September, the rain falls for 11.7 days. Throughout September, 2.52" (64mm) of precipitation is accumulated.

When it does not snow in Fanshawe?

April through November are months without snowfall.

How many hours of daylight does Fanshawe have in September?

The average day length in September in Fanshawe, Oklahoma, is 12h and 23min.

What time are sunrise and sunset in September in Fanshawe?

On the first day of September in Fanshawe, sunrise is at 6:52 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:04 pm CDT.

How many hours of sunshine does Fanshawe have in September?

In September, the average sunshine duration is 9.3h.

What is the UV index intensity in September in Fanshawe?

In Fanshawe, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's 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
Fanshawe, OK

Average temperature in September - Fanshawe, OK
  • Average high temperature in September: 85.5°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (49.1°F).

  • Average low temperature in September: 63.3°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

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Average pressure in September
Fanshawe, OK

Average pressure in September - Fanshawe, OK
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Fanshawe, OK

Average wind speed in September - Fanshawe, OK
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in September
Fanshawe, OK

Average humidity in September - Fanshawe, OK
  • Average humidity in September: 70%

The months with the highest relative humidity are February, March and May (76%).
The month with the lowest relative humidity is August (69%).

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Average rainfall in September
Fanshawe, OK

Average rainfall in September - Fanshawe, OK
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is January (1.97").

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Average rainfall days in September
Fanshawe, OK

Average rainfall days in September - Fanshawe, OK
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is August (14.9 days).
The month with the least rainy days is November (9 days).

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Average snowfall in September
Fanshawe, OK

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

The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Fanshawe, OK

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

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 9h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

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Average sunshine days in September
Fanshawe, OK

Average sunshine days in September - Fanshawe, OK
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (13.2 days).

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Average UV index in September
Fanshawe, OK

Average UV index in September - Fanshawe, OK
  • Average UV index in September: 6

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in September
Fanshawe, OK

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

The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are June and August (Cloud cover 25).

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Average visibility in September
Fanshawe, OK

Average visibility in September - Fanshawe, 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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Fanshawe, Oklahoma, USA

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