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September Weather in Naches, United States

Last updated: June 24, 2025

In Naches, United States, the average temperature in September hovers around 16°C (60°F). You can expect a minimum chill of 1°C (35°F) and occasional warmth peaking at 34°C (94°F). With a total precipitation of 24 mm (1.0 in) spread across 4 days, the average humidity sits at a comfortable 62%.

September Temperature in Naches

In September in Naches, the average temperature is 16°C (60°F). The maximum can reach 34°C (94°F) and the minimum can be as low as 1°C (35°F). This wide temperature range makes Naches an ideal destination for travelers who enjoy a variety of weather conditions and outdoor activities.

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

The chart illustrates September temperature patterns in Naches, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Naches, September typically has an average temperature of 16°C (60°F), with highs reaching up to 34°C (94°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec303138465663707060463731
Data source: Temperature data for Naches 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 Naches

In Naches in September, the precipitation amount is 24 mm (1.0 in) over the course of 4 days.

September Precipitation Trends in Naches

The chart displays monthly precipitation patterns in Naches, 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 Naches, September typically receives around 24 mm (1.0 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec8990493721141424566784
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Naches

In Naches in September, humidity is 62%. With an average temperature of 16°C (60°F), this humidity feels like a damp embrace, making travel slightly uncomfortable as the air can feel heavier and more stifling, potentially leading to a lingering sense of stickiness while exploring.

September Average Humidity in Naches

This chart illustrates the average monthly humidity levels in Naches, 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 Naches is approximately 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%87%84%81%82%79%63%62%83%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Naches

In Naches 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 Naches.

Maximum UV Index Levels in Naches for September

The chart shows the monthly maximum UV Index (UVI) for Naches 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 Naches typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101098532
Data source: Naches 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 Naches Compares to Other Months

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

This table compares monthly weather conditions in Naches, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)89 mm (3.5 inches)86%low
February Weather-1°C (31°F)90 mm (3.5 inches)86%moderate
March Weather3°C (38°F)48 mm (1.9 inches)87%high
April Weather8°C (46°F)37 mm (1.4 inches)84%high
May Weather13°C (56°F)20 mm (0.8 inches)81%very high
June Weather17°C (63°F)14 mm (0.6 inches)82%very high
July Weather21°C (70°F)1 mm (0.0 inches)79%very high
August Weather21°C (70°F)4 mm (0.2 inches)63%very high
September Weather16°C (60°F)24 mm (1.0 inches)62%very high
October Weather8°C (47°F)56 mm (2.2 inches)83%moderate
November Weather3°C (37°F)67 mm (2.6 inches)89%moderate
December Weather0°C (31°F)84 mm (3.3 inches)88%low

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