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October Weather in Hartley, United States

Last updated: June 24, 2025

In October, the average temperature in Hartley, United States rests at a cool 14°C (57°F). Temperatures can swing dramatically, with minimums dipping to -8°C (17°F) and maximums soaring to 34°C (93°F). During this month, expect around 50 mm (2.0 in) of precipitation over approximately 4 days, accompanied by an average humidity of 76%.

October Temperature in Hartley

In October in Hartley, the average temperature is 14°C (57°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop as low as -8°C (17°F). Be prepared for a wide range of temperatures, making it essential to pack appropriately for your travels.

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

The chart illustrates October temperature patterns in Hartley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hartley, October typically has an average temperature of 14°C (57°F), with highs reaching up to 34°C (93°F) and lows dropping to around -8°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec373849556676797771574739
Data source: Temperature data for Hartley 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 Hartley

In Hartley in October, the total precipitation amount is 50 mm (2.0 in) spread over a period of 4 days.

October Precipitation Trends in Hartley

The chart displays monthly precipitation patterns in Hartley, 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 Hartley, October typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec151039375943295431501214
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Hartley

In Hartley in October humidity is 76%. With an average temperature of 14°C (57°F), this humidity feels like a warm blanket wrapped around you, creating a heavy atmosphere that can make outdoor activities feel sluggish and stifling, urging travelers to seek shade and refreshment more frequently.

October Average Humidity in Hartley

This chart illustrates the average monthly humidity levels in Hartley, 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 Hartley is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%75%61%62%69%74%75%78%76%76%80%77%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Hartley

In Hartley 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 Hartley.

Maximum UV Index Levels in Hartley for October

The chart shows the monthly maximum UV Index (UVI) for Hartley 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 Hartley typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111112121110754
Data source: Hartley 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 Hartley Compares to Other Months

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

This table compares monthly weather conditions in Hartley, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)15 mm (0.6 inches)74%moderate
February Weather3°C (39°F)10 mm (0.4 inches)75%high
March Weather10°C (50°F)39 mm (1.5 inches)61%very high
April Weather13°C (56°F)37 mm (1.5 inches)61%extreme
May Weather19°C (66°F)58 mm (2.3 inches)69%extreme
June Weather24°C (76°F)43 mm (1.7 inches)74%extreme
July Weather26°C (79°F)29 mm (1.1 inches)75%extreme
August Weather25°C (77°F)54 mm (2.1 inches)78%extreme
September Weather22°C (71°F)31 mm (1.2 inches)76%very high
October Weather14°C (57°F)50 mm (2.0 inches)76%high
November Weather8°C (47°F)11 mm (0.5 inches)80%moderate
December Weather4°C (40°F)14 mm (0.6 inches)77%moderate

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