Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall days in September
- Average sea temperature in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The arrival of September coincides with an average high-temperature of a still hot 86.2°F (30.1°C), indicating a minimal shift from August's 89.1°F (31.7°C). Throughout September, Fort Walton Beach encounters an average temperature drop to a moderately hot 74.5°F (23.6°C).Heat index
The heat index in September is calculated to be a sweltering 96.8°F (36°C). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.Records show heat index calculations are tailored for shaded regions and mild winds. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.
Humidity
The average relative humidity in September is 73%.Rainfall
In Fort Walton Beach, in September, it is raining for 18.1 days, with typically 3.03" (77mm) of accumulated precipitation. In Fort Walton Beach, during the entire year, the rain falls for 172.9 days and collects up to 38.03" (966mm) of precipitation.Snowfall
In Fort Walton Beach, snow does not fall in March through December.Ocean temperature
In September, the average ocean temperature is 83.3°F (28.5°C).Note: With water temperature from 77°F (25°C) to 84.2°F (29°C), all water activities are comfortable and delightful, devoid of discomfort even for lengthened periods.
Daylight
In Fort Walton Beach, the average length of the day in September is 12h and 20min.On the first day of September, sunrise is at 6:23 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:32 pm CDT.
Sunshine
In Fort Walton Beach, the average sunshine in September is 9.5h.UV index
In Fort Walton Beach, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: In September, a daily UV index of 6 turns into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be on guard! The reflective nature of sand and water boosts UV exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow in Fort Walton Beach?
What is the ocean temperature in September?
How many hours of daylight does Fort Walton Beach have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Fort Walton Beach, FL
- Average high temperature in September: 86.2°F
The warmest month (with the highest average high temperature) is August (89.1°F).
The month with the lowest average high temperature is January (59.5°F).
- Average low temperature in September: 74.5°F
The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (47.1°F).
Average pressure in September
Fort Walton Beach, FL
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in September
Fort Walton Beach, FL
- Average wind speed in September: 6.8mph
The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in September
Fort Walton Beach, FL
- Average humidity in September: 73%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (68%).
Average rainfall in September
Fort Walton Beach, FL
- Average rainfall in September: 3.03"
The wettest month (with the highest rainfall) is August (5.24").
The driest month (with the least rainfall) is May (1.85").
Average rainfall days in September
Fort Walton Beach, FL
- Average rainfall days in September: 18.1 days
The month with the highest number of rainy days is August (25 days).
The month with the least rainy days is November (8 days).
Average snowfall days in September
Fort Walton Beach, FL
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average sea temperature in September
Fort Walton Beach, FL
- Average sea temperature in September: 83.3°F
The best month for swimming (with the highest average sea temperature) is August (86.2°F).
The coldest month (with the lowest average sea temperature) is February (62.3°F).
Average daylight in September /
Average sunshine in September
Fort Walton Beach, FL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in September: 9h and 3min
The months with the most sunshine are May and June (Average sunshine: 11h and 6min).
The months with the least sunshine are February and December (Average sunshine: 5h and 30min).
Average sunshine days in September
Fort Walton Beach, FL
- Average sunshine days in September: 8.6 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is August (4.1 days).
Average UV index in September
Fort Walton Beach, FL
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 4).
Average cloud cover in September
Fort Walton Beach, FL
- Average cloud cover in September: 25
The months with the most cloud cover are February and December (Cloud cover 40).
The month with the least cloud cover is October (Cloud cover 22).
Average visibility in September
Fort Walton Beach, 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).
Fort Walton Beach, Florida, USA
Weather forecast for your location
2. Allow the app to use your location