September weather forecastFatio, FL
September
Weather in September
September, the first month of the autumn in Fatio, is also a hot month, with temperature in the range of an average high of 88°F (31.1°C) and an average low of 74.1°F (23.4°C).Temperature
September's beginning signals an average high-temperature of a still hot 88°F (31.1°C), barely different from August's 91°F (32.8°C). Fatio's average low-temperature during September nights is observed to be a warm 74.1°F (23.4°C).Heat index
September's average heat index is estimated at a blisteringly hot 104°F (40°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. 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.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.
Humidity
June through September and December, with an average relative humidity of 77%, are the most humid months.Rainfall
In Fatio, in September, during 21.8 rainfall days, 4.25" (108mm) of precipitation is typically accumulated. In Fatio, during the entire year, the rain falls for 192.8 days and collects up to 35.31" (897mm) of precipitation.Snowfall
February through December are months without snowfall.Daylight
In September, the average length of the day in Fatio is 12h and 19min.On the first day of the month, sunrise is at 7:03 am and sunset at 7:46 pm. On the last day of September, sunrise is at 7:18 am and sunset at 7:11 pm EDT.
Sunshine
In Fatio, the average sunshine in September is 8.8h.UV index
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.Note: In September, the maximum UV index of 6 translates into these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Fatio, FL
- Average high temperature in September: 88°F
The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is January (67.5°F).
- Average low temperature in September: 74.1°F
The month with the highest average low temperature is August (76.3°F).
The coldest month (with the lowest average low temperature) is January (51.3°F).
Average pressure in September
Fatio, FL
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in September
Fatio, FL
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in September
Fatio, FL
- Average humidity in September: 77%
The months with the highest relative humidity are June, July, August, September and December (77%).
The month with the lowest relative humidity is March (71%).
Average rainfall in September
Fatio, FL
- Average rainfall in September: 4.25"
The wettest month (with the highest rainfall) is August (5.47").
The driest month (with the least rainfall) is March (1.26").
Average rainfall days in September
Fatio, FL
- Average rainfall days in September: 21.8 days
The month with the highest number of rainy days is August (26.1 days).
The month with the least rainy days is January (9.9 days).
Average snowfall days in September
Fatio, FL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Fatio, FL
- Average daylight in September: 12h and 18min
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 48min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in September
Fatio, FL
- Average sunshine days in September: 5.5 days
The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is August (3 days).
Average UV index in September
Fatio, 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 4).
Average cloud cover in September
Fatio, FL
- Average cloud cover in September: 30
The month with the most cloud cover is February (Cloud cover 37).
The month with the least cloud cover is May (Cloud cover 27).
Average visibility in September
Fatio, 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).





