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September Weather in Ignacio Allende, Mexico

Last updated: August 27, 2025

In Ignacio Allende, Mexico, the average temperature in September is a comfortable 18°C (64°F). However, be prepared for a range as the minimum can drop to 9°C (48°F) while the maximum can soar to 29°C (85°F). During this month, precipitation averages 69 mm (2.7 in) over about 10 days, and the humidity sits at a notable 82%, making for a refreshing yet slightly damp atmosphere.

September Temperature in Ignacio Allende

In September in Ignacio Allende, the average temperature is 18°C (64°F). Maximums can reach 29°C (85°F) and minimums can be as low as 9°C (48°F). This climate makes Ignacio Allende an ideal destination for travelers seeking mild weather and a comfortable outdoor experience.

September Weather in Ignacio Allende: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ignacio Allende, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ignacio Allende, September typically has an average temperature of 18°C (64°F), with highs reaching up to 29°C (85°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec424551586471686764595244
Data source: Temperature data for Ignacio Allende 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 Ignacio Allende

In Ignacio Allende in September, the precipitation amount is 69 mm (2.7 in) spread over a period of 10 days.

September Precipitation Trends in Ignacio Allende

The chart displays monthly precipitation patterns in Ignacio Allende, 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 Ignacio Allende, September typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec181919572513512169291925
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ignacio Allende

In Ignacio Allende in September humidity is 82%. With an average temperature of 18°C (64°F), this humidity feels like a warm, muggy embrace that can make exploring the area feel stifling, leaving travelers drenched in sweat and longing for respite in the shade.

September Average Humidity in Ignacio Allende

This chart illustrates the average monthly humidity levels in Ignacio Allende, 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 Ignacio Allende is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%69%63%50%39%36%60%78%82%76%80%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ignacio Allende

In Ignacio Allende 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 Ignacio Allende.

Maximum UV Index Levels in Ignacio Allende for September

The chart shows the monthly maximum UV Index (UVI) for Ignacio Allende 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 Ignacio Allende typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69111313131313121076
Data source: Ignacio Allende 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 Ignacio Allende Compares to Other Months

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

This table compares monthly weather conditions in Ignacio Allende, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)18 mm (0.7 inches)78%high
February Weather7°C (45°F)19 mm (0.7 inches)69%very high
March Weather11°C (51°F)19 mm (0.7 inches)63%extreme
April Weather14°C (58°F)5 mm (0.2 inches)49%extreme
May Weather18°C (65°F)7 mm (0.3 inches)39%extreme
June Weather22°C (72°F)25 mm (1.0 inches)36%extreme
July Weather20°C (68°F)135 mm (5.3 inches)60%extreme
August Weather19°C (67°F)121 mm (4.8 inches)78%extreme
September Weather18°C (64°F)69 mm (2.7 inches)82%extreme
October Weather15°C (59°F)29 mm (1.1 inches)76%very high
November Weather11°C (52°F)18 mm (0.7 inches)80%high
December Weather6°C (44°F)25 mm (1.0 inches)85%high

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