September Weather in Hoonah, United States

Last updated: June 24, 2025

In Hoonah, United States, the average temperature in September hovers around 11°C (52°F). Expect a temperature range where it can drop to a chilly 1°C (34°F) or rise to a comfortable 23°C (74°F). This month, precipitation is quite substantial, with an average of 196 mm (7.7 in) falling over 17 days, contributing to a high average humidity of 94%. Stay prepared for the wet weather!

September Temperature in Hoonah

In September in Hoonah, the average temperature is 11°C (52°F), with maximums reaching 23°C (74°F) and minimums dropping as low as 1°C (34°F). This mild weather makes Hoonah an ideal destination for travelers looking to explore comfortably while enjoying a variety of outdoor activities.

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

The chart illustrates September temperature patterns in Hoonah, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hoonah, September typically has an average temperature of 11°C (52°F), with highs reaching up to 23°C (74°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec302934394853575752433634
Data source: Temperature data for Hoonah 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 Hoonah

In Hoonah in September, the precipitation amount is 196 mm (7.7 in) over the course of 17 days.

September Precipitation Trends in Hoonah

The chart displays monthly precipitation patterns in Hoonah, 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 Hoonah, September typically receives around 196 mm (7.7 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec193142139143127127108182196269229242
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hoonah

In Hoonah in September, humidity is 94%. With an average temperature of 11°C (52°F), this humidity feels like you are walking through a warm, enveloping blanket, making travel feel heavy and sluggish as you navigate through the thick, moist air.

September Average Humidity in Hoonah

This chart illustrates the average monthly humidity levels in Hoonah, 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 Hoonah is approximately 94%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%83%83%88%95%101%100%94%87%85%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hoonah

In Hoonah in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Hoonah.

Maximum UV Index Levels in Hoonah for September

The chart shows the monthly maximum UV Index (UVI) for Hoonah 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 Hoonah typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123566775311
Data source: Hoonah 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 Hoonah Compares to Other Months

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

This table compares monthly weather conditions in Hoonah, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)193 mm (7.6 inches)87%low
February Weather-2°C (29°F)142 mm (5.6 inches)85%low
March Weather1°C (34°F)139 mm (5.5 inches)83%moderate
April Weather4°C (40°F)143 mm (5.6 inches)83%moderate
May Weather9°C (48°F)127 mm (5.0 inches)88%high
June Weather12°C (54°F)127 mm (5.0 inches)95%high
July Weather14°C (58°F)108 mm (4.2 inches)101%high
August Weather14°C (57°F)182 mm (7.2 inches)100%high
September Weather11°C (52°F)196 mm (7.7 inches)94%moderate
October Weather6°C (43°F)269 mm (10.6 inches)87%moderate
November Weather2°C (37°F)229 mm (9.0 inches)85%low
December Weather1°C (35°F)242 mm (9.5 inches)87%low

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