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September Weather in Cajamar, Brazil

Last updated: August 22, 2025

In September, the average temperature in Cajamar, Brazil is a comfortable 21°C (71°F). However, be prepared for a range, as temperatures can dip to a cool 9°C (48°F) or soar up to a sizzling 35°C (96°F). During this month, expect approximately 38 mm (1.5 in) of precipitation spread over 6 days, with an average humidity level of 58%. Enjoy your stay!

September Temperature in Cajamar

In September in Cajamar, the average temperature is 21°C (71°F). Maximum temperatures can reach up to 35°C (96°F), while minimums can drop as low as 9°C (48°F). This diverse temperature range makes Cajamar an ideal destination for travelers seeking both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Cajamar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cajamar, September typically has an average temperature of 21°C (71°F), with highs reaching up to 35°C (96°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec747374706665636470717173
Data source: Temperature data for Cajamar 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 Cajamar

In Cajamar in September, the total precipitation amount is 38 mm (1.5 in) spread over 6 days.

September Precipitation Trends in Cajamar

The chart displays monthly precipitation patterns in Cajamar, 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 Cajamar, September typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec179166116524542185738109122144
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cajamar

In Cajamar in September humidity is 58%. With an average temperature of 21°C (71°F), this humidity feels like a warm embrace, making it pleasant for traveling but slightly sticky during outdoor activities.

September Average Humidity in Cajamar

This chart illustrates the average monthly humidity levels in Cajamar, 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 Cajamar is approximately 58%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%84%79%77%72%65%58%50%75%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cajamar

In Cajamar in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Cajamar.

Maximum UV Index Levels in Cajamar for September

The chart shows the monthly maximum UV Index (UVI) for Cajamar 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 Cajamar typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151211867911131416
Data source: Cajamar 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 Cajamar Compares to Other Months

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

This table compares monthly weather conditions in Cajamar, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)179 mm (7.1 inches)88%extreme
February Weather23°C (74°F)166 mm (6.5 inches)88%extreme
March Weather23°C (74°F)116 mm (4.6 inches)87%extreme
April Weather21°C (70°F)52 mm (2.1 inches)84%extreme
May Weather19°C (66°F)45 mm (1.8 inches)79%very high
June Weather18°C (65°F)42 mm (1.7 inches)77%high
July Weather17°C (63°F)18 mm (0.7 inches)72%high
August Weather18°C (65°F)57 mm (2.2 inches)65%very high
September Weather21°C (71°F)38 mm (1.5 inches)58%extreme
October Weather22°C (71°F)108 mm (4.3 inches)50%extreme
November Weather22°C (71°F)122 mm (4.8 inches)75%extreme
December Weather23°C (74°F)144 mm (5.7 inches)80%extreme

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