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September Weather in Bartelso, United States

Last updated: June 24, 2025

In September, the average temperature in Bartelso, United States hovers around 23°C (73°F), offering a pleasant climate. However, temperatures can vary significantly, dipping as low as 8°C (46°F) and soaring up to 34°C (94°F). Expect a moderate amount of precipitation at about 61 mm (2.4 in) over 7 days, combined with an average humidity level of 79%. Perfect weather for exploring what this vibrant destination has to offer!

September Temperature in Bartelso

In September in Bartelso, the average temperature is 23°C (73°F). Maximums can reach 34°C (94°F) and minimums can be as low as 8°C (46°F). This makes it a great time to explore Bartelso, but be sure to pack for both warm days and cooler nights.

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

The chart illustrates September temperature patterns in Bartelso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bartelso, September typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (94°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec333648566877807773604540
Data source: Temperature data for Bartelso 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 Bartelso

In Bartelso in September, the precipitation amount is 61 mm (2.4 in) over the course of 7 days.

September Precipitation Trends in Bartelso

The chart displays monthly precipitation patterns in Bartelso, 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 Bartelso, September typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec849214213617510594110611168276
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bartelso

In Bartelso in September humidity is 79%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace that clings to the skin, making travel feel both invigorating and slightly exhausting as the air wraps around you like a damp blanket.

September Average Humidity in Bartelso

This chart illustrates the average monthly humidity levels in Bartelso, 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 Bartelso is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%84%83%80%83%82%83%79%79%88%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bartelso

In Bartelso 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 Bartelso.

Maximum UV Index Levels in Bartelso for September

The chart shows the monthly maximum UV Index (UVI) for Bartelso 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 Bartelso typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111110109753
Data source: Bartelso 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 Bartelso Compares to Other Months

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

This table compares monthly weather conditions in Bartelso, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)84 mm (3.3 inches)84%moderate
February Weather2°C (37°F)92 mm (3.6 inches)82%moderate
March Weather9°C (48°F)142 mm (5.6 inches)84%high
April Weather13°C (56°F)136 mm (5.4 inches)83%very high
May Weather20°C (68°F)175 mm (6.9 inches)80%extreme
June Weather25°C (77°F)104 mm (4.1 inches)83%extreme
July Weather27°C (80°F)94 mm (3.7 inches)82%very high
August Weather25°C (77°F)110 mm (4.3 inches)82%very high
September Weather23°C (73°F)61 mm (2.4 inches)79%very high
October Weather15°C (60°F)116 mm (4.6 inches)79%high
November Weather7°C (45°F)82 mm (3.2 inches)88%moderate
December Weather4°C (40°F)76 mm (3.0 inches)87%moderate

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