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October Weather in Summit, United States

Last updated: June 24, 2025

In Summit, United States, the average temperature for October hovers around 16°C (62°F). However, temperatures can swing dramatically, with minimums plunging to -2°C (28°F) and maximums soaring to 33°C (92°F). Rain is likely, with an average precipitation of 101 mm (4.0 in) spread over 8 days, while humidity lingers at a moderate 70%.

October Temperature in Summit

In October in Summit, the average temperature is 16°C (62°F). Maximum temperatures can reach 33°C (92°F), while minimums can dip as low as -2°C (28°F). It's a great time to explore Summit, as you'll experience a mix of warm days and cool nights, ideal for outdoor activities and sightseeing.

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

The chart illustrates October temperature patterns in Summit, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Summit, October typically has an average temperature of 16°C (62°F), with highs reaching up to 33°C (92°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec384152576876807874614844
Data source: Temperature data for Summit 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 Summit

In Summit in October, the precipitation amount is 101 mm (4.0 in) spread over 8 days.

October Precipitation Trends in Summit

The chart displays monthly precipitation patterns in Summit, 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 Summit, October typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec751021331401708467110561017181
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Summit

In Summit in October, humidity is 70%. With an average temperature of 16°C (62°F), this humidity feels like a cool, damp blanket wrapping around you, making outdoor activities a bit uncomfortable and prompting travelers to seek shade or indoor attractions to avoid the sticky air.

October Average Humidity in Summit

This chart illustrates the average monthly humidity levels in Summit, 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 Summit is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%76%78%83%83%78%68%64%70%83%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Summit

In Summit 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 Summit.

Maximum UV Index Levels in Summit for October

The chart shows the monthly maximum UV Index (UVI) for Summit 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 Summit typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101111109753
Data source: Summit 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 Summit Compares to Other Months

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

This table compares monthly weather conditions in Summit, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (39°F)75 mm (3.0 inches)81%moderate
February Weather5°C (41°F)101 mm (4.0 inches)78%high
March Weather11°C (52°F)133 mm (5.2 inches)76%high
April Weather14°C (58°F)140 mm (5.5 inches)78%very high
May Weather20°C (68°F)170 mm (6.7 inches)83%very high
June Weather25°C (77°F)84 mm (3.3 inches)83%extreme
July Weather27°C (81°F)67 mm (2.6 inches)78%extreme
August Weather26°C (78°F)110 mm (4.3 inches)68%very high
September Weather23°C (75°F)56 mm (2.2 inches)64%very high
October Weather16°C (62°F)101 mm (4.0 inches)70%high
November Weather9°C (49°F)71 mm (2.8 inches)83%moderate
December Weather7°C (44°F)81 mm (3.2 inches)87%moderate

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