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September Weather in Colonia Santa Ursula, Mexico

Last updated: August 27, 2025

In September, the average temperature in Colonia Santa Ursula, Mexico hovers around 18°C (65°F), making it a pleasantly moderate time of year. Expect minimum temperatures to drop to 10°C (51°F) and a maximum of 27°C (80°F), so be prepared for some variability. With an average humidity of 82% and a noteworthy precipitation amount of 337 mm (13.3 in) spread over 29 days, it's wise to carry an umbrella while enjoying the charm of this season.

September Temperature in Colonia Santa Ursula

In September in Colonia Santa Ursula, the average temperature is 18°C (65°F). The maximum can reach 27°C (80°F) and the minimum can be as low as 10°C (51°F). This pleasant climate makes it an ideal time to explore outdoor attractions and enjoy local activities.

September Weather in Colonia Santa Ursula: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Colonia Santa Ursula, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colonia Santa Ursula, September typically has an average temperature of 18°C (65°F), with highs reaching up to 27°C (80°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec586266686765656564646058
Data source: Temperature data for Colonia Santa Ursula 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 Colonia Santa Ursula

In Colonia Santa Ursula in September, the precipitation amount is 337 mm (13.3 in) spread over 29 days.

September Precipitation Trends in Colonia Santa Ursula

The chart displays monthly precipitation patterns in Colonia Santa Ursula, 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 Colonia Santa Ursula, September typically receives around 337 mm (13.3 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec641539160369228323337173395
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Colonia Santa Ursula

In Colonia Santa Ursula in September, humidity is 82%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can quickly leave travelers feeling fatigued and in need of frequent breaks to stay refreshed and hydrated.

September Average Humidity in Colonia Santa Ursula

This chart illustrates the average monthly humidity levels in Colonia Santa Ursula, 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 Colonia Santa Ursula 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 Colonia Santa Ursula

In Colonia Santa Ursula in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Colonia Santa Ursula, you can check here.

Maximum UV Index Levels in Colonia Santa Ursula for September

The chart shows the monthly maximum UV Index (UVI) for Colonia Santa Ursula 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 Colonia Santa Ursula typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141414141412108
Data source: Colonia Santa Ursula 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 Colonia Santa Ursula Compares to Other Months

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

This table compares monthly weather conditions in Colonia Santa Ursula, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (58°F)6 mm (0.2 inches)84%very high
February Weather16°C (62°F)4 mm (0.2 inches)78%extreme
March Weather19°C (66°F)15 mm (0.6 inches)75%extreme
April Weather20°C (68°F)39 mm (1.5 inches)70%extreme
May Weather20°C (68°F)160 mm (6.3 inches)77%extreme
June Weather18°C (65°F)369 mm (14.5 inches)76%extreme
July Weather18°C (65°F)228 mm (9.0 inches)68%extreme
August Weather18°C (65°F)323 mm (12.7 inches)70%extreme
September Weather18°C (65°F)337 mm (13.3 inches)82%extreme
October Weather18°C (64°F)173 mm (6.8 inches)91%extreme
November Weather16°C (61°F)39 mm (1.5 inches)89%very high
December Weather14°C (58°F)5 mm (0.2 inches)88%very high

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