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September Weather in Montalvo, Ecuador

Last updated: August 23, 2025

In September, the average temperature in Montalvo, Ecuador is a pleasant 20°C (69°F), making it an ideal time to explore. Expect minimums around 15°C (59°F) and highs reaching 27°C (81°F). However, be prepared for some rain, as the region sees about 426 mm (16.8 in) of precipitation over 29 days. With an average humidity of 63%, the air can feel quite comfortable, but a light jacket might come in handy for those cooler evenings!

September Temperature in Montalvo

In September in Montalvo, the average temperature is 20°C (69°F). Maximum temperatures can reach 27°C (81°F), while minimums can drop as low as 15°C (59°F). This mild climate makes it an ideal time for outdoor activities and sightseeing.

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

The chart illustrates September temperature patterns in Montalvo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montalvo, September typically has an average temperature of 20°C (69°F), with highs reaching up to 27°C (81°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec717272727270696869697071
Data source: Temperature data for Montalvo 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 Montalvo

In Montalvo in September, the total precipitation amount is 426 mm (16.8 in) over the course of 29 days.

September Precipitation Trends in Montalvo

The chart displays monthly precipitation patterns in Montalvo, 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 Montalvo, September typically receives around 426 mm (16.8 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec842105811671074899567525344426428272602
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Montalvo

In Montalvo in September, humidity is 63%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace, making travel comfortable yet slightly muggy, ideal for leisurely strolls but potentially tiring during midday explorations.

September Average Humidity in Montalvo

This chart illustrates the average monthly humidity levels in Montalvo, 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 Montalvo is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%86%86%92%90%72%60%63%76%85%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Montalvo

In Montalvo 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 Montalvo.

Maximum UV Index Levels in Montalvo for September

The chart shows the monthly maximum UV Index (UVI) for Montalvo 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 Montalvo typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161412121315151313
Data source: Montalvo 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 Montalvo Compares to Other Months

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

This table compares monthly weather conditions in Montalvo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (71°F)842 mm (33.1 inches)82%extreme
February Weather22°C (72°F)1058 mm (41.7 inches)79%extreme
March Weather22°C (72°F)1167 mm (46.0 inches)86%extreme
April Weather22°C (72°F)1074 mm (42.3 inches)86%extreme
May Weather22°C (72°F)899 mm (35.4 inches)92%extreme
June Weather21°C (70°F)567 mm (22.3 inches)90%extreme
July Weather20°C (69°F)525 mm (20.7 inches)72%extreme
August Weather20°C (69°F)344 mm (13.5 inches)60%extreme
September Weather20°C (69°F)426 mm (16.8 inches)63%extreme
October Weather21°C (70°F)428 mm (16.9 inches)76%extreme
November Weather21°C (70°F)272 mm (10.7 inches)85%extreme
December Weather21°C (71°F)602 mm (23.7 inches)86%extreme

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