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October Weather in Anchorage, United States

Last updated: June 24, 2025

In October, the average temperature in Anchorage, United States hovers around 16°C (60°F). Prepare for a mix of conditions, as temperatures can dip as low as -1°C (31°F) and soar up to 35°C (96°F). Expect a moderate amount of rain, with 103 mm (4.1 in) falling over 11 days, contributing to an overall average humidity of 76%.

October Temperature in Anchorage

In October in Anchorage, the average temperature is 16°C (60°F). The maximum can reach 35°C (96°F), while the minimum can be as low as -1°C (31°F). Therefore, travelers should be prepared for a wide range of temperatures and pack accordingly.

October Weather in Anchorage: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Anchorage, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Anchorage, October typically has an average temperature of 16°C (60°F), with highs reaching up to 35°C (96°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec353947566774787671604541
Data source: Temperature data for Anchorage 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.

October Precipitation in Anchorage

In Anchorage in October, the precipitation amount is 103 mm (4.1 in) spread over 11 days.

October Precipitation Trends in Anchorage

The chart displays monthly precipitation patterns in Anchorage, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Anchorage, October typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec90137138141125158989611810391110
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Anchorage

In Anchorage in October humidity is 76%. With an average temperature of 16°C (60°F), this humidity feels like a warm embrace, making it somewhat uncomfortable for traveling, as the air can feel heavy and oppressive, potentially leading to fatigue and a constant need for hydration.

October Average Humidity in Anchorage

This chart illustrates the average monthly humidity levels in Anchorage, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Anchorage is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Anchorage

In Anchorage in October, 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 Anchorage.

Maximum UV Index Levels in Anchorage for October

The chart shows the monthly maximum UV Index (UVI) for Anchorage in October, 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 October, the maximum UV index in Anchorage typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110108743
Data source: Anchorage October 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 October Weather in Anchorage Compares to Other Months

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

This table compares monthly weather conditions in Anchorage, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)90 mm (3.5 inches)87%moderate
February Weather4°C (40°F)137 mm (5.4 inches)85%moderate
March Weather9°C (48°F)138 mm (5.4 inches)86%high
April Weather13°C (56°F)141 mm (5.6 inches)84%very high
May Weather20°C (67°F)125 mm (4.9 inches)79%very high
June Weather23°C (75°F)158 mm (6.2 inches)82%extreme
July Weather26°C (78°F)98 mm (3.8 inches)79%very high
August Weather24°C (76°F)96 mm (3.8 inches)70%very high
September Weather22°C (71°F)118 mm (4.7 inches)69%very high
October Weather16°C (60°F)103 mm (4.1 inches)76%high
November Weather7°C (45°F)91 mm (3.6 inches)88%moderate
December Weather5°C (41°F)110 mm (4.3 inches)87%moderate

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