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September Weather in Holiday Island, United States

Last updated: June 24, 2025

In Holiday Island, United States, the average temperature in September is a pleasant 23°C (73°F). However, temperatures can vary significantly, with a minimum of 8°C (46°F) and a maximum reaching 34°C (93°F). During this month, you can expect about 57 mm (2.2 in) of precipitation spread over 6 days, paired with an average humidity of 64%. Get ready for a mix of warm days and refreshing rainfall!

September Temperature in Holiday Island

In September in Holiday Island, the average temperature is 23°C (73°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 8°C (46°F). This varied climate makes Holiday Island an ideal destination for travelers seeking both warm days and cool evenings.

September Weather in Holiday Island: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Holiday Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Holiday Island, September typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (93°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec374051566775797773604843
Data source: Temperature data for Holiday Island 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 Holiday Island

In Holiday Island in September, the precipitation amount is 57 mm (2.2 in) over a span of 6 days.

September Precipitation Trends in Holiday Island

The chart displays monthly precipitation patterns in Holiday Island, 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 Holiday Island, September typically receives around 57 mm (2.2 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec84941421641709682131571406765
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Holiday Island

In Holiday Island in September, humidity is 64%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace, making travel quite comfortable yet slightly sticky, urging travelers to enjoy leisurely activities early in the day or seek shade during peak hours.

September Average Humidity in Holiday Island

This chart illustrates the average monthly humidity levels in Holiday Island, 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 Holiday Island is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%76%78%83%83%78%68%64%70%83%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Holiday Island

In Holiday Island 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 Holiday Island.

Maximum UV Index Levels in Holiday Island for September

The chart shows the monthly maximum UV Index (UVI) for Holiday Island 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 Holiday Island typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810111111109753
Data source: Holiday Island 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 Holiday Island Compares to Other Months

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

This table compares monthly weather conditions in Holiday Island, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)84 mm (3.3 inches)81%moderate
February Weather4°C (40°F)94 mm (3.7 inches)78%high
March Weather10°C (51°F)142 mm (5.6 inches)76%very high
April Weather14°C (57°F)164 mm (6.5 inches)78%very high
May Weather19°C (67°F)170 mm (6.7 inches)83%extreme
June Weather24°C (76°F)96 mm (3.8 inches)83%extreme
July Weather26°C (79°F)82 mm (3.2 inches)78%extreme
August Weather25°C (77°F)131 mm (5.2 inches)68%very high
September Weather23°C (73°F)57 mm (2.2 inches)64%very high
October Weather15°C (60°F)140 mm (5.5 inches)70%high
November Weather9°C (48°F)67 mm (2.6 inches)83%moderate
December Weather6°C (43°F)65 mm (2.5 inches)87%moderate

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