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September Weather in Ridgway, United States

Last updated: June 24, 2025

In September, the average temperature in Ridgway, United States is a comfortable 17°C (63°F). This month can see temperatures range from a chilly 1°C (35°F) to a warm 31°C (87°F). Expect 113 mm (4.5 in) of precipitation spread over 11 days, contributing to an average humidity of 67%.

September Temperature in Ridgway

In September in Ridgway, the average temperature is 17°C (63°F). Maximums can reach 31°C (87°F), while minimums can drop as low as 1°C (35°F). Be prepared for a wide range of temperatures during your travels!

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

The chart illustrates September temperature patterns in Ridgway, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ridgway, September typically has an average temperature of 17°C (63°F), with highs reaching up to 31°C (87°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec262936465765706963523831
Data source: Temperature data for Ridgway 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 Ridgway

In Ridgway in September, the total precipitation amount is 113 mm (4.5 in), spread over a period of 11 days.

September Precipitation Trends in Ridgway

The chart displays monthly precipitation patterns in Ridgway, 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 Ridgway, September typically receives around 113 mm (4.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec96114104130151129117101113132102105
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ridgway

In Ridgway in September, humidity is 67%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket wrapping around you, making travel refreshing yet slightly muggy, as you navigate the sights with a pleasant, if slightly sticky, embrace.

September Average Humidity in Ridgway

This chart illustrates the average monthly humidity levels in Ridgway, 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 Ridgway is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ridgway

In Ridgway in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Ridgway.

Maximum UV Index Levels in Ridgway for September

The chart shows the monthly maximum UV Index (UVI) for Ridgway 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 Ridgway typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Ridgway 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 Ridgway Compares to Other Months

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

This table compares monthly weather conditions in Ridgway, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)96 mm (3.8 inches)89%moderate
February Weather-2°C (29°F)113 mm (4.5 inches)90%moderate
March Weather2°C (36°F)104 mm (4.1 inches)89%high
April Weather8°C (46°F)130 mm (5.1 inches)88%very high
May Weather14°C (58°F)151 mm (6.0 inches)80%very high
June Weather19°C (66°F)129 mm (5.1 inches)79%very high
July Weather21°C (71°F)117 mm (4.6 inches)74%very high
August Weather20°C (69°F)101 mm (4.0 inches)64%very high
September Weather17°C (63°F)113 mm (4.5 inches)67%very high
October Weather11°C (53°F)132 mm (5.2 inches)81%high
November Weather3°C (38°F)102 mm (4.0 inches)89%moderate
December Weather0°C (32°F)105 mm (4.1 inches)88%low

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