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September Weather in Chumpon, Mexico

Last updated: August 27, 2025

In Chumpon, Mexico, the average temperature in September hovers around 28°C (83°F), with a minimum of 23°C (74°F) and a maximum reaching 34°C (94°F). During this month, expect 158 mm (6.2 in) of precipitation spread over 24 days, contributing to an average humidity of 85%. Stay prepared for a warm and humid experience!

September Temperature in Chumpon

In September in Chumpon, the average temperature is 28°C (83°F), with maximums reaching up to 34°C (94°F) and minimums dipping as low as 23°C (74°F). This pleasant climate makes it an ideal destination for outdoor activities and exploring the local attractions.

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

The chart illustrates September temperature patterns in Chumpon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chumpon, September typically has an average temperature of 28°C (83°F), with highs reaching up to 34°C (94°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec757778818282838382807775
Data source: Temperature data for Chumpon 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 Chumpon

In Chumpon, in September, the precipitation amount is 158 mm (6.2 in) occurring over the course of 24 days.

September Precipitation Trends in Chumpon

The chart displays monthly precipitation patterns in Chumpon, 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 Chumpon, September typically receives around 158 mm (6.2 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec4528253788225731271581848746
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Chumpon

In Chumpon in September humidity is 85%. With an average temperature of 28°C (83°F), this humidity feels like an enveloping blanket, making traveling quite sticky and exhausting, as the air thickens and makes every movement feel laborious.

September Average Humidity in Chumpon

This chart illustrates the average monthly humidity levels in Chumpon, 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 Chumpon is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%80%69%64%63%62%65%78%86%87%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chumpon

In Chumpon 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 Chumpon.

Maximum UV Index Levels in Chumpon for September

The chart shows the monthly maximum UV Index (UVI) for Chumpon 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 Chumpon typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810131313141313121197
Data source: Chumpon 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 Chumpon Compares to Other Months

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

This table compares monthly weather conditions in Chumpon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)45 mm (1.8 inches)85%very high
February Weather25°C (77°F)28 mm (1.1 inches)80%very high
March Weather26°C (79°F)25 mm (1.0 inches)69%extreme
April Weather27°C (81°F)37 mm (1.4 inches)64%extreme
May Weather28°C (82°F)88 mm (3.5 inches)63%extreme
June Weather28°C (82°F)225 mm (8.8 inches)62%extreme
July Weather28°C (83°F)73 mm (2.9 inches)65%extreme
August Weather28°C (83°F)127 mm (5.0 inches)78%extreme
September Weather28°C (83°F)158 mm (6.2 inches)85%extreme
October Weather27°C (81°F)184 mm (7.2 inches)87%extreme
November Weather25°C (77°F)87 mm (3.4 inches)88%very high
December Weather24°C (76°F)46 mm (1.8 inches)88%high

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