September weather forecast
Shalimar, FL

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Weather in September

September, the first month of the autumn in Shalimar, is also a hot month, with temperature in the range of an average high of 86.2°F (30.1°C) and an average low of 74.5°F (23.6°C).

Temperature

Entering September, Shalimar's average high-temperature reads a still tropical 86.2°F (30.1°C), indicating a close resemblance to the previous month's climate. Nightly temperatures drop to an average low of 74.5°F (23.6°C) in September.

Heat index

In September, the heat index is computed to be a fiery hot 96.8°F (36°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level 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 extremely vital to babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

In Shalimar, the average relative humidity in September is 73%.

Rainfall

In Shalimar, in September, during 18.1 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. Throughout the year, there are 172.9 rainfall days, and 38.03" (966mm) of precipitation is accumulated.

Snowfall

In Shalimar, snow does not fall in March through December.

Ocean temperature

In September, the average ocean temperature is 83.3°F (28.5°C).
Note: For water activities like swimming, diving, and more, temperatures ranging between 77°F (25°C) and 84.2°F (29°C) offer superior comfort and enjoyment for lengthy durations.

Daylight

In Shalimar, Florida, the average length of the day in September is 12h and 20min.
On the first day of the month, sunrise is at 6:23 am and sunset at 7:08 pm. On the last day of September, sunrise is at 6:39 am and sunset at 6:32 pm CDT.

Sunshine

In September, the average sunshine is 9.5h.

UV index

In Shalimar, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in September transforms into the following instructions:
Ward off overexposure. Defence against solar harm is crucial. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Opt for tightly woven and loose clothing to enhance protection from the Sun. Beware! Reflecting off water and sand, UV rays are much stronger.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during September?

An average high-temperature, in September, in Shalimar, is 86.2°F (30.1°C) and the average low-temperature is 74.5°F (23.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is computed to be 96.8°F (36°C).

What is the average humidity in September?

In September, the average relative humidity is 73%.

How much does it rain in September?

In Shalimar, in September, it is raining for 18.1 days, with typically 3.03" (77mm) of accumulated precipitation.

When it does not snow?

In Shalimar, snow does not fall in March through December.

How warm is the water in September?

In September, the average ocean temperature is 83.3°F (28.5°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in September?

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

When is the sunrise / sunset in September?

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.

How long on average sun shines in September?

In September, the average sunshine duration is 9.5h.

How high is the UV index in September?

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

Average temperature in September
Shalimar, FL

Average temperature in September - Shalimar, 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
Shalimar, FL

Average pressure in September - Shalimar, 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
Shalimar, FL

Average wind speed in September - Shalimar, 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
Shalimar, FL

Average humidity in September - Shalimar, 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
Shalimar, FL

Average rainfall in September - Shalimar, 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
Shalimar, FL

Average rainfall days in September - Shalimar, 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
Shalimar, FL

Average snowfall days in September - Shalimar, 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
Shalimar, FL

Average sea temperature in September - Shalimar, 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
Shalimar, FL

Average daylight in September / Average sunshine in September - Shalimar, 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
Shalimar, FL

Average sunshine days in September - Shalimar, 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
Shalimar, FL

Average UV index in September - Shalimar, 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
Shalimar, FL

Average cloud cover in September - Shalimar, 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
Shalimar, FL

Average visibility in September - Shalimar, 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).

Shalimar, Florida, USA

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