September Weather in Nezperce, United States

Last updated: June 24, 2025

In Nezperce, United States, the average temperature in September hovers around 16°C (61°F), providing a comfortable climate for both locals and visitors. Expect a dynamic range, with minimum temperatures dipping to 1°C (35°F) and maximums soaring up to 35°C (95°F). During this month, you can anticipate around 45 mm (1.8 in) of precipitation spread over 7 days, resulting in an average humidity level of 62%. Prepare accordingly for both sunny days and occasional showers!

September Temperature in Nezperce

In September in Nezperce, the average temperature is 16°C (61°F), with maximums reaching up to 35°C (95°F) and minimums dropping as low as 1°C (34°F). This varied climate makes Nezperce a great destination for travelers seeking both warm and cool experiences.

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

The chart illustrates September temperature patterns in Nezperce, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nezperce, September typically has an average temperature of 16°C (61°F), with highs reaching up to 35°C (95°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec303038455463737261473731
Data source: Temperature data for Nezperce 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 Nezperce

In Nezperce in September, the precipitation amount is 45 mm (1.8 in) spread over a duration of 7 days.

September Precipitation Trends in Nezperce

The chart displays monthly precipitation patterns in Nezperce, 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 Nezperce, September typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec6713398113816073045839491
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Nezperce

In Nezperce in September, humidity is 62%. With an average temperature of 16°C (61°F), this humidity feels like a gentle blanket, making traveling comfortable yet occasionally sticky, prompting the need for light, breathable clothing to fully enjoy the sights.

September Average Humidity in Nezperce

This chart illustrates the average monthly humidity levels in Nezperce, 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 Nezperce is approximately 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%87%84%78%78%77%64%62%79%87%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Nezperce

In Nezperce in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Nezperce.

Maximum UV Index Levels in Nezperce for September

The chart shows the monthly maximum UV Index (UVI) for Nezperce 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 Nezperce typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689101097532
Data source: Nezperce 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 Nezperce Compares to Other Months

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

This table compares monthly weather conditions in Nezperce, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)66 mm (2.6 inches)89%low
February Weather-1°C (30°F)133 mm (5.2 inches)89%moderate
March Weather3°C (38°F)98 mm (3.9 inches)87%high
April Weather7°C (46°F)113 mm (4.4 inches)84%very high
May Weather12°C (55°F)81 mm (3.2 inches)77%very high
June Weather17°C (63°F)60 mm (2.4 inches)78%very high
July Weather23°C (73°F)7 mm (0.3 inches)77%very high
August Weather22°C (72°F)30 mm (1.2 inches)64%very high
September Weather16°C (61°F)45 mm (1.8 inches)62%high
October Weather8°C (47°F)83 mm (3.3 inches)79%moderate
November Weather3°C (37°F)94 mm (3.7 inches)87%moderate
December Weather-1°C (31°F)91 mm (3.6 inches)90%low

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