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September Weather in Montenegro, Brazil

Last updated: August 22, 2025

In Montenegro, Brazil, the average temperature in September hovers around 18°C (65°F), with fluctuations ranging from a minimum of 5°C (42°F) to a sweltering maximum of 35°C (95°F). Expect about 174 mm (6.9 in) of precipitation over 12 days, contributing to an average humidity level of 80%. Enjoy the varied climate as you explore this captivating destination!

September Temperature in Montenegro

In September in Montenegro, the average temperature is 18°C (65°F). Maximums can reach 35°C (95°F) and minimums can be as low as 5°C (42°F). This diverse temperature range makes Montenegro an ideal destination for travelers seeking both warm and cool experiences during their visit.

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

The chart illustrates September temperature patterns in Montenegro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montenegro, September typically has an average temperature of 18°C (65°F), with highs reaching up to 35°C (95°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec787673696360586064687175
Data source: Temperature data for Montenegro 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 Montenegro

In Montenegro in September, the total precipitation amount is 174 mm (6.9 in) over the course of 12 days.

September Precipitation Trends in Montenegro

The chart displays monthly precipitation patterns in Montenegro, 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 Montenegro, September typically receives around 174 mm (6.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec112113117841651261318117515812885
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Montenegro

In Montenegro in September, humidity is 80%. With an average temperature of 18°C (65°F), this humidity feels like wandering through a warm, damp blanket, making every step slightly heavy and resulting in a constant sheen of sweat, which can be both refreshing and exhausting for travelers.

September Average Humidity in Montenegro

This chart illustrates the average monthly humidity levels in Montenegro, 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 Montenegro is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%77%79%83%88%86%82%77%80%84%83%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Montenegro

In Montenegro in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Montenegro.

Maximum UV Index Levels in Montenegro for September

The chart shows the monthly maximum UV Index (UVI) for Montenegro 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 Montenegro typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312965579121314
Data source: Montenegro 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 Montenegro Compares to Other Months

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

This table compares monthly weather conditions in Montenegro, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)112 mm (4.4 inches)80%extreme
February Weather24°C (76°F)113 mm (4.4 inches)77%extreme
March Weather23°C (74°F)117 mm (4.6 inches)79%extreme
April Weather21°C (70°F)84 mm (3.3 inches)83%very high
May Weather17°C (63°F)165 mm (6.5 inches)88%high
June Weather16°C (60°F)126 mm (5.0 inches)86%moderate
July Weather14°C (58°F)131 mm (5.1 inches)82%moderate
August Weather16°C (61°F)81 mm (3.2 inches)77%high
September Weather18°C (65°F)174 mm (6.9 inches)80%very high
October Weather20°C (68°F)157 mm (6.2 inches)84%extreme
November Weather21°C (71°F)128 mm (5.0 inches)83%extreme
December Weather24°C (75°F)85 mm (3.3 inches)87%extreme

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