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September Weather in Brooklet, United States

Last updated: June 24, 2025

In September, the average temperature in Brooklet, United States is a warm 26°C (79°F). Expect a range from a cool 12°C (53°F) at the minimum to a sizzling 38°C (100°F) at the maximum. Be prepared for some rain, with an average precipitation of 90 mm (3.5 in) spread over 11 days. Humidity levels are quite high, averaging around 83%, creating a tropical atmosphere.

September Temperature in Brooklet

In September in Brooklet, the average temperature is 26°C (79°F), with maximums reaching up to 38°C (100°F) and minimums dropping as low as 12°C (53°F). This makes it an ideal time for travelers who enjoy warm weather but should also be prepared for cooler evenings.

September Weather in Brooklet: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Brooklet, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brooklet, September typically has an average temperature of 26°C (79°F), with highs reaching up to 38°C (100°F) and lows dropping to around 12°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec515761677580838279715753
Data source: Temperature data for Brooklet generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Brooklet

In Brooklet in September, the total precipitation amounts to 90 mm (3.5 in) over the course of 11 days.

September Precipitation Trends in Brooklet

The chart displays monthly precipitation patterns in Brooklet, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Brooklet, September typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec7996689385124137131907665123
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Brooklet

In Brooklet in September, humidity is 83%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket enveloping you, making travel an exercise in endurance as the air clings to your skin and saps your energy.

September Average Humidity in Brooklet

This chart illustrates the average monthly humidity levels in Brooklet, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Brooklet is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%81%81%79%75%75%80%81%83%78%85%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Brooklet

In Brooklet in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Brooklet.

Maximum UV Index Levels in Brooklet for September

The chart shows the monthly maximum UV Index (UVI) for Brooklet in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Brooklet typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47910111111119864
Data source: Brooklet September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Brooklet Compares to Other Months

Weather in Brooklet varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Brooklet, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Brooklet, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (51°F)78 mm (3.1 inches)86%moderate
February Weather14°C (57°F)96 mm (3.8 inches)81%high
March Weather16°C (61°F)68 mm (2.7 inches)81%very high
April Weather19°C (67°F)93 mm (3.6 inches)79%very high
May Weather24°C (75°F)85 mm (3.4 inches)75%extreme
June Weather26°C (80°F)124 mm (4.9 inches)75%extreme
July Weather28°C (83°F)137 mm (5.4 inches)80%extreme
August Weather28°C (82°F)131 mm (5.1 inches)81%extreme
September Weather26°C (79°F)90 mm (3.5 inches)83%very high
October Weather22°C (71°F)76 mm (3.0 inches)78%very high
November Weather14°C (58°F)65 mm (2.5 inches)85%high
December Weather12°C (54°F)123 mm (4.8 inches)87%moderate

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