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November Weather in Issaquah, United States

Last updated: June 24, 2025

In November, the average temperature in Issaquah, United States hovers around 7°C (45°F). While minimum temperatures can dip as low as -4°C (25°F), the maximum can reach a pleasant 17°C (64°F). During this time, expect a substantial precipitation amount of 217 mm (8.5 in) over approximately 19 days, bringing an average humidity level of 89%.

November Temperature in Issaquah

In November in Issaquah, the average temperature is 7°C (45°F). Maximums can reach 17°C (64°F), while minimums can drop as low as -4°C (25°F). Travelers should be prepared for chilly conditions and pack layers to stay comfortable during their visit.

November Weather in Issaquah: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in Issaquah, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Issaquah, November typically has an average temperature of 7°C (45°F), with highs reaching up to 17°C (64°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec403844495560656560504540
Data source: Temperature data for Issaquah 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.

November Precipitation in Issaquah

In Issaquah in November, the precipitation amount is 217 mm (8.5 in), occurring over the course of 19 days.

November Precipitation Trends in Issaquah

The chart displays monthly precipitation patterns in Issaquah, with values for each month alongside November’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how November’s conditions compare to those of other months. In Issaquah, November typically receives around 217 mm (8.5 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec20023415214485782823115205217235
Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.
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November Humidity in Issaquah

In Issaquah in November, humidity is 89%. With an average temperature of 7°C (45°F), this humidity feels like stepping into a damp cloud, making traveling quite uncomfortable as the moisture clings to your skin and clothes, turning even mild activity into a sweaty ordeal.

November Average Humidity in Issaquah

This chart illustrates the average monthly humidity levels in Issaquah, with November’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In November, average humidity in Issaquah is approximately 89%, 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 November generated using information from the Copernicus Climate Change Service.

November UV Index in Issaquah

In Issaquah in November, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Issaquah, you can visit Hourly UV Index in Issaquah.

Maximum UV Index Levels in Issaquah for November

The chart shows the monthly maximum UV Index (UVI) for Issaquah in November, 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 November, the maximum UV index in Issaquah typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987522
Data source: Issaquah November 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 November Weather in Issaquah Compares to Other Months

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

This table compares monthly weather conditions in Issaquah, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (40°F)199 mm (7.9 inches)86%low
February Weather4°C (39°F)234 mm (9.2 inches)86%moderate
March Weather7°C (44°F)152 mm (6.0 inches)87%moderate
April Weather9°C (49°F)144 mm (5.7 inches)84%high
May Weather13°C (55°F)85 mm (3.3 inches)81%very high
June Weather16°C (60°F)78 mm (3.1 inches)82%very high
July Weather18°C (65°F)28 mm (1.1 inches)79%very high
August Weather18°C (65°F)23 mm (0.9 inches)63%very high
September Weather15°C (60°F)115 mm (4.5 inches)62%high
October Weather10°C (50°F)204 mm (8.1 inches)83%moderate
November Weather7°C (45°F)217 mm (8.5 inches)89%low
December Weather4°C (40°F)235 mm (9.3 inches)88%low

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