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October Weather in Mount Washington, United States

Last updated: June 24, 2025

In October, the average temperature in Mount Washington, United States hovers around 16°C (61°F). Be prepared for a range of temperatures, as it can dip to a chilly -1°C (30°F) at its lowest and soar to a sweltering 35°C (96°F) at its peak. Expect 102 mm (4.0 in) of precipitation over 11 days, complemented by an average humidity of 78%.

October Temperature in Mount Washington

In October in Mount Washington, the average temperature is 16°C (61°F). Maximum temperatures can reach 35°C (96°F), while minimums can drop as low as -1°C (30°F). Be sure to pack layers to accommodate the varying temperatures, and enjoy your travels!

October Weather in Mount Washington: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Mount Washington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mount Washington, October typically has an average temperature of 16°C (61°F), with highs reaching up to 35°C (96°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec364048566874787672614541
Data source: Temperature data for Mount Washington 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 Mount Washington

In Mount Washington in October, the precipitation amount is 102 mm (4.0 in) over the course of 11 days.

October Precipitation Trends in Mount Washington

The chart displays monthly precipitation patterns in Mount Washington, 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 Mount Washington, October typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec931421371421211611019611910288115
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Mount Washington

In Mount Washington in October, humidity is 78%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable as it clings to your skin and creates a heavy atmosphere that can drain your energy.

October Average Humidity in Mount Washington

This chart illustrates the average monthly humidity levels in Mount Washington, 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 Mount Washington is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%82%83%83%80%74%71%78%88%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Mount Washington

In Mount Washington 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 Mount Washington.

Maximum UV Index Levels in Mount Washington for October

The chart shows the monthly maximum UV Index (UVI) for Mount Washington 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 Mount Washington typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109753
Data source: Mount Washington 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 Mount Washington Compares to Other Months

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

This table compares monthly weather conditions in Mount Washington, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)93 mm (3.7 inches)87%moderate
February Weather5°C (41°F)142 mm (5.6 inches)86%moderate
March Weather9°C (48°F)137 mm (5.4 inches)86%high
April Weather13°C (56°F)142 mm (5.6 inches)82%very high
May Weather20°C (68°F)121 mm (4.7 inches)82%very high
June Weather24°C (75°F)161 mm (6.3 inches)83%extreme
July Weather26°C (79°F)101 mm (4.0 inches)80%very high
August Weather25°C (77°F)95 mm (3.8 inches)74%very high
September Weather22°C (72°F)119 mm (4.7 inches)71%very high
October Weather16°C (61°F)102 mm (4.0 inches)78%high
November Weather7°C (46°F)88 mm (3.5 inches)88%moderate
December Weather5°C (42°F)115 mm (4.5 inches)88%moderate

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