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September Weather in Valle de Eureka, Mexico

Last updated: August 27, 2025

In September, the average temperature in Valle de Eureka, Mexico reaches a warm 26°C (80°F). Expect a comfortable minimum of 17°C (63°F), while the mercury can soar to a high of 38°C (101°F). Visitors should prepare for some rain, with an average precipitation of 46 mm (1.8 in) spread over 7 days. Additionally, the humidity hovers around 82%, adding to the tropical feel of the region.

September Temperature in Valle de Eureka

In September in Valle de Eureka, the average temperature is 26°C (80°F), with maximums reaching 38°C (101°F) and minimums dropping to as low as 17°C (63°F). This pleasant climate makes Valle de Eureka an ideal destination for travelers seeking warm weather adventures.

September Weather in Valle de Eureka: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Valle de Eureka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valle de Eureka, September typically has an average temperature of 26°C (80°F), with highs reaching up to 38°C (101°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec596672788485848480756761
Data source: Temperature data for Valle de Eureka 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 Valle de Eureka

In Valle de Eureka in September, the precipitation amount is 46 mm (1.8 in) over the course of 7 days.

September Precipitation Trends in Valle de Eureka

The chart displays monthly precipitation patterns in Valle de Eureka, 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 Valle de Eureka, September typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec557261630204634913
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Valle de Eureka

In Valle de Eureka in September, humidity is 82%. With an average temperature of 26°C (80°F), this humidity feels like a heavy, warm blanket wrapping around you, making outdoor activities feel more exhausting and sweaty, which can be quite challenging for traveling.

September Average Humidity in Valle de Eureka

This chart illustrates the average monthly humidity levels in Valle de Eureka, 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 Valle de Eureka is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%62%53%48%52%64%73%71%82%83%82%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Valle de Eureka

In Valle de Eureka in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Valle de Eureka.

Maximum UV Index Levels in Valle de Eureka for September

The chart shows the monthly maximum UV Index (UVI) for Valle de Eureka 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 Valle de Eureka typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121413131313131187
Data source: Valle de Eureka 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 Valle de Eureka Compares to Other Months

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

This table compares monthly weather conditions in Valle de Eureka, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)5 mm (0.2 inches)70%high
February Weather19°C (66°F)5 mm (0.2 inches)62%very high
March Weather22°C (72°F)7 mm (0.3 inches)53%extreme
April Weather25°C (78°F)2 mm (0.1 inches)48%extreme
May Weather29°C (84°F)6 mm (0.2 inches)52%extreme
June Weather30°C (86°F)16 mm (0.6 inches)64%extreme
July Weather29°C (84°F)30 mm (1.2 inches)73%extreme
August Weather29°C (84°F)20 mm (0.8 inches)71%extreme
September Weather26°C (80°F)46 mm (1.8 inches)82%extreme
October Weather24°C (75°F)34 mm (1.3 inches)83%extreme
November Weather19°C (67°F)8 mm (0.3 inches)82%very high
December Weather16°C (61°F)13 mm (0.5 inches)84%high

Compare Valle de Eureka's Climate with Cities Worldwide