September weather forecast
North Miami Beach, FL

Weather in September

The first month of the autumn, September, is also a hot month in North Miami Beach, Florida, with an average temperature ranging between max 86.2°F (30.1°C) and min 81°F (27.2°C).

Temperature

In North Miami Beach, Florida, the average high-temperature in September is almost the same as in August - a still tropical 86.2°F (30.1°C). In September, in North Miami Beach, the average low-temperature is 81°F (27.2°C).

Heat index

The average heat index in September is evaluated at a very hot 96.8°F (36°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (differences in body mass, height, and shape, clothing, metabolic differences). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In North Miami Beach, Florida, the average relative humidity in September is 73%.

Rainfall

In September, the rain falls for 21.7 days. Throughout September, 1.1" (28mm) of precipitation is accumulated. Throughout the year, in North Miami Beach, there are 157 rainfall days, and 11.34" (288mm) of precipitation is accumulated.

Snowfall

The only month with snowfall in North Miami Beach, Florida, is September. September is the month with the most snowfall in North Miami Beach. Snow falls for 0.1 days and accumulates 0.04" (1mm) of snow.

Daylight

The average length of the day in September is 12h and 18min.
On the first day of the month, sunrise is at 7:00 am and sunset at 7:40 pm. On the last day of September, sunrise is at 7:12 am and sunset at 7:08 pm EDT.

Sunshine

In North Miami Beach, the average sunshine in September is 9h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 7 in September transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
[Resources]

FAQ

What is the temperature in September in North Miami Beach?

The average high-temperature, in September, in North Miami Beach, Florida, is 86.2°F (30.1°C), while the average low-temperature is 81°F (27.2°C). in September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 96.8°F (36°C).

What is the average humidity in September in North Miami Beach?

In North Miami Beach, the average relative humidity in September is 73%.

How much does it rain in North Miami Beach in September?

In September, in North Miami Beach, Florida, the rain falls for 21.7 days. Throughout September, 1.1" (28mm) of precipitation is accumulated.

When does it snow the most in North Miami Beach?

September is the month with the most snowfall in North Miami Beach. Snow falls for 0.1 days and accumulates 0.04" (1mm) of snow.

When does it start to snow in North Miami Beach?

September is the first month it typically snows in North Miami Beach, Florida. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the average length of the day in September in North Miami Beach?

In September, the average day length is 12h and 18min.

When are sunrise and sunset in September in North Miami Beach?

On the first day of September in North Miami Beach, sunrise is at 7:00 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 7:08 pm EDT.

How many hours of sunshine does North Miami Beach have in September?

In North Miami Beach, the average sunshine duration in September is 9h.

What are the months with the highest UV index in North Miami Beach?

The months with the highest UV index in North Miami Beach are May through September, with an average maximum UV index of 7.

How high is the UV index in September in North Miami Beach?

The average daily maximum UV index in September in North Miami Beach, Florida, is 7. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
North Miami Beach, FL

Average temperature in September - North Miami Beach, FL
  • Average high temperature in September: 86.2°F

The warmest month (with the highest average high temperature) is August (87.6°F).
The month with the lowest average high temperature is January (73°F).

  • Average low temperature in September: 81°F

The month with the highest average low temperature is August (82°F).
The coldest month (with the lowest average low temperature) is January (64°F).

[Resources]

Average pressure in September
North Miami Beach, FL

Average pressure in September - North Miami Beach, FL
  • Average pressure in September: 29.95"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are September and October (29.95"Hg).

[Resources]

Average wind speed in September
North Miami Beach, FL

Average wind speed in September - North Miami Beach, FL
  • Average wind speed in September: 8.1mph

The windiest month (with the highest average wind speed) is March (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

[Resources]

Average humidity in September
North Miami Beach, FL

Average humidity in September - North Miami Beach, FL
  • Average humidity in September: 73%

The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is March (69%).

[Resources]

Average rainfall in September
North Miami Beach, FL

Average rainfall in September - North Miami Beach, FL
  • Average rainfall in September: 1.1"

The wettest month (with the highest rainfall) is August (1.97").
The driest month (with the least rainfall) is January (0.31").

[Resources]

Average rainfall days in September
North Miami Beach, FL

Average rainfall days in September - North Miami Beach, FL
  • Average rainfall days in September: 21.7 days

The month with the highest number of rainy days is September (21.7 days).
The month with the least rainy days is February (6.8 days).

[Resources]

Average snowfall in September
North Miami Beach, FL

Average snowfall in September - North Miami Beach, FL
  • Average snowfall in September: 0.04"

The month with the highest snowfall is September (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, October, November and December (0").

[Resources]

Average snowfall days in September
North Miami Beach, FL

Average snowfall days in September - North Miami Beach, FL
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
North Miami Beach, FL

Average daylight in September / Average sunshine in September - North Miami Beach, FL
  • Average daylight in September: 12h and 18min

The month with the longest days is June (Average daylight: 13h and 44min).
The month with the shortest days is December (Average daylight: 10h and 33min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

[Resources]

Average sunshine days in September
North Miami Beach, FL

Average sunshine days in September - North Miami Beach, FL
  • Average sunshine days in September: 4.4 days

The month with the most sunshine days is March (20.3 days).
The month with the least sunshine days is September (4.4 days).

[Resources]

Average UV index in September
North Miami Beach, FL

Average UV index in September - North Miami Beach, FL
  • Average UV index in September: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 5).

[Resources]

Average cloud cover in September
North Miami Beach, FL

Average cloud cover in September - North Miami Beach, FL
  • Average cloud cover in September: 30

The month with the most cloud cover is October (Cloud cover 35).
The month with the least cloud cover is April (Cloud cover 27).

[Resources]

Average visibility in September
North Miami Beach, FL

Average visibility in September - North Miami 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location