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September Weather in Goldendale, United States

Last updated: June 24, 2025

In September, the average temperature in Goldendale, United States hovers around 17°C (63°F). Temperatures can range from a brisk 3°C (38°F) to a sweltering 36°C (97°F). Expect around 19 mm (0.8 in) of precipitation spread over 4 days, with an average humidity level of 59%. Enjoy the delightful variety that this month offers!

September Temperature in Goldendale

In September in Goldendale, the average temperature is 17°C (63°F). Maximum temperatures can reach 36°C (97°F), while minimum temperatures can drop as low as 3°C (38°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack both light clothing for the heat and layers for the cooler evenings.

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

The chart illustrates September temperature patterns in Goldendale, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Goldendale, September typically has an average temperature of 17°C (63°F), with highs reaching up to 36°C (97°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec343441485765727263504034
Data source: Temperature data for Goldendale 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 Goldendale

In Goldendale in September, the precipitation amount is 19 mm (0.8 in) over a span of 4 days.

September Precipitation Trends in Goldendale

The chart displays monthly precipitation patterns in Goldendale, 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 Goldendale, September typically receives around 19 mm (0.8 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec7787464224101419466281
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Goldendale

In Goldendale in September, humidity is 59%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing embrace, making it pleasant for traveling as long as you're prepared for occasional mugginess.

September Average Humidity in Goldendale

This chart illustrates the average monthly humidity levels in Goldendale, 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 Goldendale is approximately 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%86%85%80%82%79%63%59%78%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Goldendale

In Goldendale 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 Goldendale.

Maximum UV Index Levels in Goldendale for September

The chart shows the monthly maximum UV Index (UVI) for Goldendale 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 Goldendale typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24579101098532
Data source: Goldendale 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 Goldendale Compares to Other Months

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

This table compares monthly weather conditions in Goldendale, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)77 mm (3.0 inches)86%low
February Weather1°C (35°F)87 mm (3.4 inches)87%moderate
March Weather5°C (41°F)46 mm (1.8 inches)86%moderate
April Weather9°C (48°F)42 mm (1.6 inches)85%high
May Weather14°C (57°F)24 mm (1.0 inches)80%very high
June Weather18°C (65°F)10 mm (0.4 inches)82%very high
July Weather22°C (72°F)1 mm (0.0 inches)78%very high
August Weather22°C (72°F)4 mm (0.1 inches)62%very high
September Weather17°C (63°F)19 mm (0.8 inches)59%very high
October Weather10°C (50°F)45 mm (1.8 inches)78%moderate
November Weather5°C (41°F)62 mm (2.4 inches)88%moderate
December Weather1°C (34°F)81 mm (3.2 inches)88%low

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