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October Weather in Harrison, United States

Last updated: June 24, 2025

In October, the average temperature in Harrison, United States hovers around 16°C (61°F). Prepare for a wide range of temperatures, where the minimum can plummet to -1°C (30°F), while the mercury may soar to a scorching 35°C (95°F). Expect 116 mm (4.5 in) of precipitation spread across approximately 9 days, alongside a humidity level averaging 74%.

October Temperature in Harrison

In October in Harrison, the average temperature is 16°C (61°F). Maximums can reach 35°C (95°F), and minimums can be as low as -1°C (30°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm and cool conditions.

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

The chart illustrates October temperature patterns in Harrison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harrison, October typically has an average temperature of 16°C (61°F), with highs reaching up to 35°C (95°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec353949576877807773614641
Data source: Temperature data for Harrison 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 Harrison

In Harrison in October, the precipitation amount is 116 mm (4.5 in) over the course of 9 days.

October Precipitation Trends in Harrison

The chart displays monthly precipitation patterns in Harrison, 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 Harrison, October typically receives around 116 mm (4.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec98115147145142979085751169186
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Harrison

In Harrison in October humidity is 74%. With an average temperature of 16°C (61°F), this humidity feels like a damp blanket wrapping around you, making traveling quite uncomfortable as the air feels thick and muggy, potentially leading to fatigue and a longing for a cool breeze.

October Average Humidity in Harrison

This chart illustrates the average monthly humidity levels in Harrison, 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 Harrison is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%84%80%82%83%80%76%75%75%85%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Harrison

In Harrison 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 Harrison.

Maximum UV Index Levels in Harrison for October

The chart shows the monthly maximum UV Index (UVI) for Harrison 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 Harrison typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35710111110109753
Data source: Harrison 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 Harrison Compares to Other Months

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

This table compares monthly weather conditions in Harrison, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)98 mm (3.9 inches)86%moderate
February Weather4°C (39°F)115 mm (4.5 inches)84%moderate
March Weather9°C (49°F)147 mm (5.8 inches)84%high
April Weather14°C (57°F)145 mm (5.7 inches)80%very high
May Weather20°C (69°F)142 mm (5.6 inches)82%extreme
June Weather25°C (77°F)97 mm (3.8 inches)83%extreme
July Weather27°C (81°F)90 mm (3.5 inches)79%very high
August Weather25°C (77°F)85 mm (3.4 inches)76%very high
September Weather23°C (73°F)75 mm (2.9 inches)75%very high
October Weather16°C (61°F)116 mm (4.5 inches)74%high
November Weather8°C (46°F)91 mm (3.6 inches)85%moderate
December Weather5°C (42°F)86 mm (3.4 inches)88%moderate

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