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September Weather in Rosman, United States

Last updated: June 24, 2025

In Rosman, United States, the average temperature in September hovers around 19°C (67°F), with minimums dipping to 4°C (40°F) and maximums soaring to 31°C (88°F). Expect a precipitation amount of 145 mm (5.7 in) spread over 11 days, accompanied by an average humidity of 76%. Perfect weather for those who appreciate a mild, yet occasionally damp climate!

September Temperature in Rosman

In September in Rosman, the average temperature is 19°C (67°F), with maximums reaching 31°C (88°F) and minimums dipping to as low as 4°C (40°F). This makes it a pleasant time to visit, providing a comfortable climate for outdoor activities and exploration.

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

The chart illustrates September temperature patterns in Rosman, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosman, September typically has an average temperature of 19°C (67°F), with highs reaching up to 31°C (88°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec384448556369727167594641
Data source: Temperature data for Rosman 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 Rosman

In Rosman, in September, the precipitation amount is 145 mm (5.7 in) over a span of 11 days.

September Precipitation Trends in Rosman

The chart displays monthly precipitation patterns in Rosman, 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 Rosman, September typically receives around 145 mm (5.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec10514211014313810813616014517289138
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rosman

In Rosman in September, humidity is 76%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities a bit sluggish and requiring regular breaks to stay hydrated while exploring.

September Average Humidity in Rosman

This chart illustrates the average monthly humidity levels in Rosman, 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 Rosman is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Rosman

In Rosman 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 Rosman.

Maximum UV Index Levels in Rosman for September

The chart shows the monthly maximum UV Index (UVI) for Rosman 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 Rosman typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478111111111010864
Data source: Rosman 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 Rosman Compares to Other Months

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

This table compares monthly weather conditions in Rosman, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)105 mm (4.1 inches)86%moderate
February Weather6°C (44°F)142 mm (5.6 inches)86%high
March Weather9°C (48°F)110 mm (4.3 inches)86%very high
April Weather13°C (55°F)143 mm (5.6 inches)82%extreme
May Weather17°C (63°F)138 mm (5.4 inches)85%extreme
June Weather20°C (69°F)108 mm (4.2 inches)85%extreme
July Weather22°C (72°F)136 mm (5.4 inches)83%extreme
August Weather21°C (71°F)160 mm (6.3 inches)76%very high
September Weather19°C (67°F)145 mm (5.7 inches)76%very high
October Weather15°C (59°F)172 mm (6.8 inches)80%very high
November Weather8°C (46°F)89 mm (3.5 inches)88%high
December Weather5°C (42°F)138 mm (5.4 inches)88%moderate

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