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August Weather in Herkimer, United States

Last updated: June 24, 2025

In Herkimer, United States, the average temperature in August hovers around 20°C (68°F). Expect a minimum of 6°C (43°F) and a maximum of 32°C (90°F), ensuring a diverse climate. Precipitation is notable, with about 137 mm (5.4 in) spread over 14 days, contributing to an average humidity of 76%. Prepare for both warmth and occasional wet days!

August Temperature in Herkimer

In August in Herkimer, the average temperature is 20°C (68°F). Maximums can reach 32°C (90°F), while minimums can drop as low as 6°C (43°F). This pleasant temperature range makes Herkimer an ideal destination for travelers seeking a comfortable climate.

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

The chart illustrates August 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, August typically has an average temperature of 20°C (68°F), with highs reaching up to 32°C (90°F) and lows dropping to around 6°C (43°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.

August Precipitation in Herkimer

In Herkimer in August, the precipitation amount is 137 mm (5.4 in) spread over 14 days.

August Precipitation Trends in Herkimer

The chart displays monthly precipitation patterns in Herkimer, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Herkimer, August typically receives around 137 mm (5.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec951109613213412515413799174119114
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Herkimer

In Herkimer in August, humidity is 76%. With an average temperature of 20°C (68°F), this humidity feels like a warm blanket wrapping around you, making outdoor exploration both exhilarating and slightly stifling, ideal for leisurely strolls but necessitating frequent breaks to hydrate and cool off.

August Average Humidity in Herkimer

This chart illustrates the average monthly humidity levels in Herkimer, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Herkimer is approximately 76%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Herkimer

In Herkimer in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Herkimer.

Maximum UV Index Levels in Herkimer for August

The chart shows the monthly maximum UV Index (UVI) for Herkimer in August, 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 August, the maximum UV index in Herkimer typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468910998632
Data source: Herkimer August 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 August 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 August’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 August’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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