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September Weather in Dalvey, Jamaica

Last updated: August 23, 2025

In September, the average temperature in Dalvey, Jamaica reaches a warm 28°C (82°F), with minimums dipping to 25°C (77°F) and maximums soaring to 30°C (87°F). Prepare for a bit of rain, as precipitation averages around 115 mm (4.5 in) over 18 days. With an average humidity of 77%, it’s a tropical paradise where you can experience both warmth and moisture!

September Temperature in Dalvey

In September in Dalvey, the average temperature is 28°C (82°F). Maximums can reach 30°C (87°F), and minimums can be as low as 25°C (77°F). It's a perfect time to enjoy warm weather and outdoor activities in Dalvey.

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

The chart illustrates September temperature patterns in Dalvey, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dalvey, September typically has an average temperature of 28°C (82°F), with highs reaching up to 30°C (87°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777787981818282818079
Data source: Temperature data for Dalvey 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 Dalvey

In Dalvey in September, the precipitation amount is 115 mm (4.5 in) occurring over 18 days.

September Precipitation Trends in Dalvey

The chart displays monthly precipitation patterns in Dalvey, 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 Dalvey, September typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec756094871478370160115262190103
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dalvey

In Dalvey in September humidity is 77%. With an average temperature of 28°C (82°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities sticky and exhausting, but also offers a lush vibrancy to the landscape, perfect for enjoying leisurely strolls in the early morning or late afternoon.

September Average Humidity in Dalvey

This chart illustrates the average monthly humidity levels in Dalvey, 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 Dalvey is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%76%75%76%77%79%79%78%77%76%78%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dalvey

In Dalvey in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Dalvey.

Maximum UV Index Levels in Dalvey for September

The chart shows the monthly maximum UV Index (UVI) for Dalvey 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 Dalvey typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131413131313121298
Data source: Dalvey 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 Dalvey Compares to Other Months

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

This table compares monthly weather conditions in Dalvey, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)75 mm (2.9 inches)76%very high
February Weather25°C (77°F)60 mm (2.4 inches)76%extreme
March Weather25°C (77°F)94 mm (3.7 inches)75%extreme
April Weather26°C (78°F)86 mm (3.4 inches)76%extreme
May Weather26°C (80°F)147 mm (5.8 inches)77%extreme
June Weather27°C (81°F)83 mm (3.3 inches)79%extreme
July Weather27°C (82°F)70 mm (2.8 inches)79%extreme
August Weather28°C (82°F)160 mm (6.3 inches)78%extreme
September Weather28°C (82°F)115 mm (4.5 inches)77%extreme
October Weather27°C (81°F)262 mm (10.3 inches)76%extreme
November Weather26°C (80°F)190 mm (7.5 inches)78%very high
December Weather26°C (79°F)103 mm (4.1 inches)77%very high

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