September weather forecast
Fargo, OK

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Weather in September

September, the first month of the autumn in Fargo, is also a moderately hot month, with an average temperature fluctuating between 83.8°F (28.8°C) and 64.9°F (18.3°C).

Temperature

The arrival of September suggests a slight decrease in the average high-temperature, moving from a tropical 91.9°F (33.3°C) in August to a warm 83.8°F (28.8°C). Fargo experiences a consistent average temperature of 64.9°F (18.3°C) throughout the nights in September.

Heat index

The heat index value during September is evaluated at a tropical 86°F (30°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
Heat index values are typically calculated for conditions of shade and a light breeze. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. 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 remain especially vital for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

The average relative humidity in September in Fargo is 58%.

Rainfall

In September, in Fargo, the rain falls for 11.4 days. Throughout September, 1.3" (33mm) of precipitation is accumulated. Throughout the year, there are 96.5 rainfall days, and 16.46" (418mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Fargo, the average length of the day in September is 12h and 24min.
On the first day of September, sunrise is at 7:10 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:22 pm CDT.

Sunshine

The average sunshine in September is 9h.

UV index

In Fargo, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 5 during September translates into the following guidance:
Make use of precautions - Suggestions to resist sunburn are communicated. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

How hot is September in Fargo?

The average high-temperature and low-temperature during September are 83.8°F (28.8°C) and 64.9°F (18.3°C) respectively. In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is evaluated at 86°F (30°C).

What is the average humidity in September in Fargo?

The average relative humidity in September is 58%.

How much does it rain in Fargo in September?

In Fargo, during September, the rain falls for 11.4 days and regularly aggregates up to 1.3" (33mm) of precipitation.

When it does not snow in Fargo?

In Fargo, snow does not fall in May through September.

Does it snow in Fargo in September?

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

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

In September, the average day length is 12h and 24min.

When are sunrise and sunset in September in Fargo?

On the first day of September in Fargo, sunrise is at 7:10 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:22 pm CDT.

How long on average sun shines in September in Fargo?

In September, the average sunshine duration in Fargo is 9h.

What is the UV index intensity in September in Fargo?

In September, the average daily maximum UV index in Fargo is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Fargo, OK

Average temperature in September - Fargo, OK
  • Average high temperature in September: 83.8°F

The warmest month (with the highest average high temperature) is July (94.1°F).
The month with the lowest average high temperature is December (46.9°F).

  • Average low temperature in September: 64.9°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

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Average pressure in September
Fargo, OK

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in September
Fargo, OK

Average wind speed in September - Fargo, OK
  • Average wind speed in September: 11.5mph

The windiest month (with the highest average wind speed) is April (13.9mph).
The calmest month (with the lowest average wind speed) is August (10.3mph).

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Average humidity in September
Fargo, OK

Average humidity in September - Fargo, OK
  • Average humidity in September: 58%

The month with the highest relative humidity is May (60%).
The month with the lowest relative humidity is July (52%).

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Average rainfall in September
Fargo, OK

Average rainfall in September - Fargo, OK
  • Average rainfall in September: 1.3"

The wettest month (with the highest rainfall) is October (2.2").
The driest month (with the least rainfall) is February (0.55").

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Average rainfall days in September
Fargo, OK

Average rainfall days in September - Fargo, OK
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is August (12.8 days).
The month with the least rainy days is January (3.2 days).

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Average snowfall in September
Fargo, OK

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

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

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Average snowfall days in September
Fargo, OK

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

The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 9h and 0min

The months with the most sunshine are June and July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in September
Fargo, OK

Average sunshine days in September - Fargo, OK
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is January (25.8 days).
The month with the least sunshine days is August (15.1 days).

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Average UV index in September
Fargo, OK

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

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

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Average cloud cover in September
Fargo, OK

Average cloud cover in September - Fargo, OK
  • Average cloud cover in September: 23

The month with the most cloud cover is April (Cloud cover 31).
The month with the least cloud cover is June (Cloud cover 17).

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Average visibility in September
Fargo, OK

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

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