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September Weather in Rosebud, United States

Last updated: June 24, 2025

In Rosebud, United States, the average temperature in September is a warm 27°C (81°F). However, you might experience a range of minimums as low as 10°C (51°F) and maximums soaring up to 39°C (103°F). During this month, expect an average precipitation of 109 mm (4.3 in) spread over about 9 days, with humidity levels reaching around 69%. Enjoy the warmth while staying prepared for those occasional showers!

September Temperature in Rosebud

In September in Rosebud, the average temperature is 27°C (81°F). The maximum can reach 39°C (103°F), while the minimum can be as low as 10°C (51°F). Travelers should be prepared for hot days and cool nights, making it essential to pack layers for varying temperatures.

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

The chart illustrates September temperature patterns in Rosebud, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosebud, September typically has an average temperature of 27°C (81°F), with highs reaching up to 39°C (103°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec515363687682868781716055
Data source: Temperature data for Rosebud 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 Rosebud

In Rosebud in September, the total precipitation amount is 109 mm (4.3 in) spread over 9 days.

September Precipitation Trends in Rosebud

The chart displays monthly precipitation patterns in Rosebud, 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 Rosebud, September typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec657981106170856092109956389
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rosebud

In Rosebud in September, humidity is 69%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket wrapped around you, making it essential to stay hydrated and take frequent breaks during your travels.

September Average Humidity in Rosebud

This chart illustrates the average monthly humidity levels in Rosebud, 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 Rosebud is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%80%78%79%81%77%71%67%69%73%82%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Rosebud

In Rosebud in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Rosebud.

Maximum UV Index Levels in Rosebud for September

The chart shows the monthly maximum UV Index (UVI) for Rosebud 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 Rosebud typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579101112121110864
Data source: Rosebud 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 Rosebud Compares to Other Months

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

This table compares monthly weather conditions in Rosebud, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)65 mm (2.6 inches)79%moderate
February Weather11°C (53°F)79 mm (3.1 inches)80%high
March Weather17°C (64°F)81 mm (3.2 inches)78%very high
April Weather20°C (68°F)106 mm (4.2 inches)79%very high
May Weather25°C (77°F)170 mm (6.7 inches)81%extreme
June Weather28°C (83°F)85 mm (3.3 inches)77%extreme
July Weather30°C (86°F)60 mm (2.4 inches)71%extreme
August Weather31°C (87°F)92 mm (3.6 inches)67%extreme
September Weather27°C (81°F)109 mm (4.3 inches)69%very high
October Weather22°C (71°F)95 mm (3.7 inches)73%very high
November Weather15°C (60°F)63 mm (2.5 inches)82%high
December Weather13°C (55°F)89 mm (3.5 inches)87%moderate

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