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October Weather in Grant City, United States

Last updated: June 24, 2025

In October, the average temperature in Grant City, United States hovers around 12°C (54°F). Expect a range from a brisk -4°C (24°F) at the lowest to a warm 31°C (89°F) at the highest. With 160 mm (6.3 in) of precipitation spread over 11 days, you may want to keep an umbrella handy! Additionally, the average humidity is around 75%, contributing to a noticeably damp atmosphere.

October Temperature in Grant City

In October in Grant City, the average temperature is 12°C (54°F). Maximum temperatures can reach 31°C (89°F), while minimums can drop as low as -4°C (24°F). Be prepared for a wide range of weather when traveling during this time.

October Weather in Grant City: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Grant City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grant City, October typically has an average temperature of 12°C (54°F), with highs reaching up to 31°C (89°F) and lows dropping to around -4°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec262842516476787569544033
Data source: Temperature data for Grant City 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 Grant City

In Grant City in October, the precipitation amount is 160 mm (6.3 in) over a span of 11 days.

October Precipitation Trends in Grant City

The chart displays monthly precipitation patterns in Grant City, 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 Grant City, October typically receives around 160 mm (6.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec423399781731371161041241604538
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Grant City

In Grant City in October, humidity is 75%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that seeps into your bones, making it essential to layer your clothing for comfort while exploring.

October Average Humidity in Grant City

This chart illustrates the average monthly humidity levels in Grant City, 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 Grant City is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%77%78%77%81%81%77%73%75%85%83%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Grant City

In Grant City 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 Grant City, you can refer to this Hourly UV Index in Grant City.

Maximum UV Index Levels in Grant City for October

The chart shows the monthly maximum UV Index (UVI) for Grant City 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 Grant City typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111099643
Data source: Grant City 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 Grant City Compares to Other Months

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

This table compares monthly weather conditions in Grant City, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)42 mm (1.6 inches)78%moderate
February Weather-2°C (28°F)33 mm (1.3 inches)80%moderate
March Weather6°C (43°F)99 mm (3.9 inches)77%high
April Weather11°C (51°F)78 mm (3.1 inches)77%very high
May Weather18°C (64°F)173 mm (6.8 inches)77%very high
June Weather24°C (76°F)137 mm (5.4 inches)81%extreme
July Weather25°C (78°F)116 mm (4.6 inches)81%very high
August Weather24°C (75°F)104 mm (4.1 inches)77%very high
September Weather21°C (69°F)124 mm (4.9 inches)73%very high
October Weather12°C (54°F)160 mm (6.3 inches)75%high
November Weather5°C (41°F)45 mm (1.8 inches)85%moderate
December Weather1°C (33°F)38 mm (1.5 inches)83%moderate

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