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October Weather in Herkimer, United States

Last updated: June 24, 2025

The average temperature in Herkimer, United States during October hovers around 11°C (51°F). Daytime highs can reach a comfortable 26°C (79°F), while nights can drop to a chilly -4°C (26°F). Expect about 174 mm (6.8 in) of precipitation spread over 14 days, and prepare for a high average humidity of 84%.

October Temperature in Herkimer

In October in Herkimer, the average temperature is 11°C (51°F). Maximums can reach 26°C (79°F), while minimums can drop as low as -4°C (26°F). This diverse temperature range makes Herkimer an ideal destination for travelers seeking both mild and invigorating weather conditions.

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

The chart illustrates October temperature patterns in Herkimer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Herkimer, October typically has an average temperature of 11°C (51°F), with highs reaching up to 26°C (79°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec232632445765706861513628
Data source: Temperature data for Herkimer 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 Herkimer

In Herkimer in October, the total precipitation amount is 174 mm (6.8 in) spread over 14 days.

October Precipitation Trends in Herkimer

The chart displays monthly precipitation patterns in Herkimer, 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 Herkimer, October typically receives around 174 mm (6.8 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec951109613213412515413799174119114
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Herkimer

In Herkimer in October humidity is 84%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill enveloping you, making it seem much colder than it actually is, and can dampen your spirits while traveling.

October Average Humidity in Herkimer

This chart illustrates the average monthly humidity levels in Herkimer, 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 Herkimer is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Herkimer

In Herkimer in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Herkimer, you can refer to this Hourly UV Index in Herkimer.

Maximum UV Index Levels in Herkimer for October

The chart shows the monthly maximum UV Index (UVI) for Herkimer 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 Herkimer typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468910998632
Data source: Herkimer 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 Herkimer Compares to Other Months

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

This table compares monthly weather conditions in Herkimer, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)95 mm (3.7 inches)90%moderate
February Weather-3°C (26°F)109 mm (4.3 inches)90%moderate
March Weather0°C (32°F)96 mm (3.8 inches)87%high
April Weather7°C (45°F)132 mm (5.2 inches)88%very high
May Weather14°C (57°F)134 mm (5.3 inches)82%very high
June Weather18°C (65°F)125 mm (4.9 inches)79%very high
July Weather21°C (70°F)154 mm (6.1 inches)78%very high
August Weather20°C (68°F)137 mm (5.4 inches)76%very high
September Weather16°C (62°F)99 mm (3.9 inches)78%very high
October Weather11°C (51°F)174 mm (6.8 inches)84%high
November Weather2°C (37°F)119 mm (4.7 inches)89%moderate
December Weather-2°C (28°F)114 mm (4.5 inches)86%low

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