Delray Beach
Florida, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Delray Beach, FL

A night view of the strip of Delray Beach and the vast neon-lit city front, with a view of the yellow and cloudy sunset sky, and a clear horizon
A night view of the strip of Delray Beach and the vast neon-lit city front, with a view of the yellow and cloudy sunset sky, and a clear horizon
September, the first month of the autumn, in Delray Beach, is still a tropical month, with average temperature fluctuating between 89.1°F (31.7°C) and 75°F (23.9°C).

Temperature

In September, the average high-temperature is relatively the same as in August - a still hot 89.1°F (31.7°C). The average low-temperature, is 75°F (23.9°C).

Rainfall

September is the month with the most rainfall, with 8.1" (205.7mm) of accumulated precipitation.

Ocean temperature

In September, the average ocean temperature is 85.1°F (29.5°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.

Daylight

In Delray Beach, the average length of the day in September is 12.3h.

What is the temperature in September in Delray Beach?

The average high-temperature, in September, in Delray Beach, Florida, is 89.1°F (31.7°C), while the average low-temperature is 75°F (23.9°C).

How much does it rain in Delray Beach in September?

During September, Delray Beach regularly aggregates up to 8.1" (205.7mm) of precipitation.

What is the wettest month in Delray Beach?

September is the month with the most rainfall, with 8.1" (205.7mm) of accumulated precipitation.

How warm is the water in September in Delray Beach?

In Delray Beach, in September, the average water temperature is 85.1°F (29.5°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in September in Delray Beach?

The average length of the day in September is 12.3h.
Average temperature in September - Delray Beach, FL
  • Average high temperature in September: 89°F

Warmest months (with the highest average high temperature) are July and August (90°F).
The month with the lowest average high temperature is January (75°F).

  • Average low temperature in September: 75°F

Months with the highest average low temperature are July, August and September (75°F).
The coldest month (with the lowest average low temperature) is January (57°F).

Average rainfall in September - Delray Beach, FL
  • Average rainfall in September: 8.1"

The wettest month (with the highest rainfall) is September (8.1").
The driest month (with the lowest rainfall) is February (2.6").

Average sea temperature in September - Delray Beach, FL
  • Average sea temperature in September: 85.1°F

The best month for swimming (with the highest average sea temperature) is August (86.3°F).
Coldest months (with the lowest average sea temperature) are January and February (74.2°F).

Average daylight in September - Delray Beach, FL
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 13.8h).
The month with shortest days is December (Average daylight: 10.5h).