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September Weather in San Cristobal los Nava, Mexico

Last updated: August 27, 2025

In San Cristobal los Nava, Mexico, the average temperature in September is a mild 17°C (63°F), with daytime highs reaching up to 27°C (81°F) and cooler nights dipping to 8°C (47°F). Prepare for an average of 229 mm (9.0 in) of precipitation over 23 days, contributing to a high average humidity of 82%.

September Temperature in San Cristobal los Nava

In September in San Cristobal los Nava, the average temperature is 17°C (63°F), with maximums reaching 27°C (81°F) and minimums dropping as low as 8°C (47°F). This moderate climate makes it an ideal destination for travelers seeking pleasant weather and outdoor activities.

September Weather in San Cristobal los Nava: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Cristobal los Nava, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Cristobal los Nava, September typically has an average temperature of 17°C (63°F), with highs reaching up to 27°C (81°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec565962646463626362625957
Data source: Temperature data for San Cristobal los Nava 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 San Cristobal los Nava

In San Cristobal los Nava in September, the total precipitation amount is 229 mm (9.0 in), which falls over the course of 23 days.

September Precipitation Trends in San Cristobal los Nava

The chart displays monthly precipitation patterns in San Cristobal los Nava, 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 San Cristobal los Nava, September typically receives around 229 mm (9.0 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec86205311821314518522988215
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Cristobal los Nava

In San Cristobal los Nava in September, humidity is 82%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket wrapping around you—comfortable yet heavy, making outdoor activities more taxing and requiring frequent breaks for hydration.

September Average Humidity in San Cristobal los Nava

This chart illustrates the average monthly humidity levels in San Cristobal los Nava, 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 San Cristobal los Nava is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%75%71%77%76%68%70%82%91%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Cristobal los Nava

In San Cristobal los Nava in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in San Cristobal los Nava.

Maximum UV Index Levels in San Cristobal los Nava for September

The chart shows the monthly maximum UV Index (UVI) for San Cristobal los Nava 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 San Cristobal los Nava typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10131515151515141513119
Data source: San Cristobal los Nava 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 San Cristobal los Nava Compares to Other Months

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

This table compares monthly weather conditions in San Cristobal los Nava, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (56°F)8 mm (0.3 inches)84%very high
February Weather15°C (59°F)6 mm (0.2 inches)78%extreme
March Weather17°C (62°F)20 mm (0.8 inches)75%extreme
April Weather18°C (64°F)53 mm (2.1 inches)70%extreme
May Weather18°C (65°F)118 mm (4.7 inches)77%extreme
June Weather17°C (63°F)213 mm (8.4 inches)76%extreme
July Weather17°C (62°F)145 mm (5.7 inches)68%extreme
August Weather17°C (63°F)185 mm (7.3 inches)70%extreme
September Weather17°C (63°F)229 mm (9.0 inches)82%extreme
October Weather16°C (62°F)88 mm (3.5 inches)91%extreme
November Weather15°C (59°F)21 mm (0.8 inches)89%extreme
December Weather14°C (57°F)5 mm (0.2 inches)88%very high

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