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October Weather in Harper, United States

Last updated: June 24, 2025

In Harper, United States, the average temperature in October hovers around 15°C (59°F). However, be prepared for temperature fluctuations, as it can drop to a chilly -4°C (25°F) or spike to a scorching 37°C (98°F). During this month, expect approximately 100 mm (3.9 in) of precipitation spread over about 8 days, while humidity levels average around 72%.

October Temperature in Harper

In October in Harper, the average temperature is 15°C (59°F). Maximum temperatures can reach 37°C (98°F) and minimum can be as low as -4°C (25°F). This diverse temperature range makes Harper an ideal destination for travelers seeking both warm days and cool nights.

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

The chart illustrates October temperature patterns in Harper, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harper, October typically has an average temperature of 15°C (59°F), with highs reaching up to 37°C (98°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec343649576779827974594639
Data source: Temperature data for Harper 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 Harper

In Harper in October, the precipitation amount is 100 mm (3.9 in) spread over the course of 8 days.

October Precipitation Trends in Harper

The chart displays monthly precipitation patterns in Harper, 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 Harper, October typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec322776681581155470631002331
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Harper

In Harper in October humidity is 72%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket wrapping around you, creating a sultry atmosphere that can make traveling a bit uncomfortable. The stickiness in the air can leave you feeling sluggish, so it’s advisable to stay hydrated and take breaks often while exploring.

October Average Humidity in Harper

This chart illustrates the average monthly humidity levels in Harper, 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 Harper is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%76%67%70%82%82%81%76%67%72%80%83%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Harper

In Harper 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 Harper.

Maximum UV Index Levels in Harper for October

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

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

This table compares monthly weather conditions in Harper, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)32 mm (1.2 inches)75%moderate
February Weather2°C (36°F)27 mm (1.1 inches)76%high
March Weather10°C (50°F)76 mm (3.0 inches)67%high
April Weather14°C (57°F)68 mm (2.7 inches)70%very high
May Weather20°C (68°F)157 mm (6.2 inches)82%very high
June Weather26°C (79°F)115 mm (4.5 inches)82%extreme
July Weather28°C (82°F)54 mm (2.1 inches)81%extreme
August Weather26°C (79°F)70 mm (2.8 inches)76%very high
September Weather23°C (74°F)63 mm (2.5 inches)67%very high
October Weather15°C (59°F)100 mm (3.9 inches)72%high
November Weather8°C (47°F)22 mm (0.9 inches)80%moderate
December Weather4°C (40°F)31 mm (1.2 inches)83%moderate

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