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September Weather in Montalban, Spain

Last updated: August 27, 2025

In Montalban, Spain, the average temperature in September is a pleasant 17°C (64°F). Expect a range that varies from a cool 3°C (39°F) at its lowest to a warm 30°C (87°F) at its peak. With an average precipitation of 37 mm (1.4 in) spread over 7 days, you might want to carry an umbrella. Enjoy the comfortable climate with an average humidity of 64%!

September Temperature in Montalban

In September in Montalban, the average temperature is 17°C (64°F). Maximums can reach 30°C (87°F), while minimums can dip as low as 3°C (39°F). This varied climate makes it essential for travelers to pack accordingly to enjoy their visit comfortably.

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

The chart illustrates September temperature patterns in Montalban, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montalban, September typically has an average temperature of 17°C (64°F), with highs reaching up to 30°C (87°F) and lows dropping to around 3°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec374345495866727263554441
Data source: Temperature data for Montalban 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 Montalban

In Montalban in September, the precipitation amount is measured at 37 mm (1.4 in) over a span of 7 days.

September Precipitation Trends in Montalban

The chart displays monthly precipitation patterns in Montalban, 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 Montalban, September typically receives around 37 mm (1.4 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec5124431066970323537456035
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Montalban

In Montalban in September, humidity is 64%. With an average temperature of 17°C (64°F), this humidity feels like a warm embrace, making traveling comfortable yet slightly muggy, ideal for leisurely strolls but requiring occasional breaks in shade to fully enjoy the scenery.

September Average Humidity in Montalban

This chart illustrates the average monthly humidity levels in Montalban, 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 Montalban is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%80%73%69%64%59%58%58%64%76%82%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Montalban

In Montalban in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Montalban.

Maximum UV Index Levels in Montalban for September

The chart shows the monthly maximum UV Index (UVI) for Montalban 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 Montalban typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468101211108643
Data source: Montalban 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 Montalban Compares to Other Months

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

This table compares monthly weather conditions in Montalban, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)51 mm (2.0 inches)85%moderate
February Weather6°C (43°F)24 mm (1.0 inches)80%moderate
March Weather7°C (45°F)43 mm (1.7 inches)73%high
April Weather10°C (49°F)106 mm (4.2 inches)69%very high
May Weather14°C (58°F)69 mm (2.7 inches)64%very high
June Weather19°C (66°F)70 mm (2.8 inches)59%extreme
July Weather22°C (73°F)32 mm (1.3 inches)58%extreme
August Weather22°C (72°F)35 mm (1.4 inches)58%very high
September Weather17°C (64°F)37 mm (1.4 inches)64%very high
October Weather13°C (55°F)45 mm (1.8 inches)76%high
November Weather7°C (45°F)60 mm (2.3 inches)82%moderate
December Weather5°C (41°F)35 mm (1.4 inches)84%moderate

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