September weather forecast
Fairbanks, FL

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Weather in September

September, the first month of the autumn in Fairbanks, is still a hot month, with temperature in the range of an average high of 88°F (31.1°C) and an average low of 72.3°F (22.4°C).

Temperature

The onset of September brings an average high-temperature of a still hot 88°F (31.1°C), nearly matching the August temperature. Fairbanks witnesses an average low-temperature of 72.3°F (22.4°C) throughout the month of September.

Heat index

The heat index in September is computed to be an extremely hot 105.8°F (41°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. 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 highly important for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

The months with the highest humidity in Fairbanks, Florida, are August and September, with an average relative humidity of 78%.

Rainfall

In September, the rain falls for 13.3 days. Throughout September, 1.3" (33mm) of precipitation is accumulated. Throughout the year, there are 150.7 rainfall days, and 23.78" (604mm) of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 20min.
On the first day of the month, sunrise is at 7:06 am and sunset at 7:50 pm. On the last day of September, sunrise is at 7:22 am and sunset at 7:15 pm EDT.

Sunshine

The average sunshine in September in Fairbanks is 8.6h.

UV index

In Fairbanks, Florida, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 6 translates into these guidelines:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Fairbanks in September?

An average high-temperature, in September, in Fairbanks, is 88°F (31.1°C) and the average low-temperature is 72.3°F (22.4°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 105.8°F (41°C).

What is the most humid month in Fairbanks?

The months with the highest humidity are August and September, with an average relative humidity of 78%.

What is the average humidity in September in Fairbanks?

The average relative humidity in September in Fairbanks is 78%.

How many days does it rain in September in Fairbanks?

In Fairbanks, in September, it is raining for 13.3 days, with typically 1.3" (33mm) of accumulated precipitation.

How many hours of daylight does Fairbanks have in September?

The average day length in September in Fairbanks, Florida, is 12h and 20min.

What time are sunrise and sunset in September in Fairbanks?

On the first day of September, sunrise is at 7:06 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:15 pm EDT.

How many hours of sunshine does Fairbanks have in September?

In Fairbanks, the average sunshine duration in September is 8.6h.

What is the UV index reading in September in Fairbanks?

In Fairbanks, Florida, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Fairbanks, FL

Average temperature in September - Fairbanks, FL
  • Average high temperature in September: 88°F

The warmest month (with the highest average high temperature) is August (90.7°F).
The month with the lowest average high temperature is January (64.4°F).

  • Average low temperature in September: 72.3°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (46.2°F).

Average pressure in September
Fairbanks, FL

Average pressure in September - Fairbanks, FL
  • 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 September (29.97"Hg).

Average wind speed in September
Fairbanks, FL

Average wind speed in September - Fairbanks, FL
  • Average wind speed in September: 4.9mph

The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

Average humidity in September
Fairbanks, FL

Average humidity in September - Fairbanks, FL
  • Average humidity in September: 78%

The months with the highest relative humidity are August and September (78%).
The month with the lowest relative humidity is March (71%).

Average rainfall in September
Fairbanks, FL

Average rainfall in September - Fairbanks, FL
  • Average rainfall in September: 1.3"

The wettest month (with the highest rainfall) is July (3.5").
The driest month (with the least rainfall) is November (1.26").

Average rainfall days in September
Fairbanks, FL

Average rainfall days in September - Fairbanks, FL
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is November (7.5 days).

Average daylight in September /
Average sunshine in September
Fairbanks, FL

Average daylight in September / Average sunshine in September - Fairbanks, FL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in September
Fairbanks, FL

Average sunshine days in September - Fairbanks, FL
  • Average sunshine days in September: 15.9 days

The months with the most sunshine days are January and November (20.8 days).
The months with the least sunshine days are June and July (9.2 days).

Average UV index in September
Fairbanks, FL

Average UV index in September - Fairbanks, FL
  • Average UV index in September: 6

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

Average cloud cover in September
Fairbanks, FL

Average cloud cover in September - Fairbanks, FL
  • Average cloud cover in September: 33

The month with the most cloud cover is December (Cloud cover 38).
The months with the least cloud cover are May and October (Cloud cover 29).

Average visibility in September
Fairbanks, FL

Average visibility in September - Fairbanks, FL
  • 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).

Fairbanks, Florida, USA

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