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October Weather in Lancaster, United States

Last updated: June 24, 2025

In October, the average temperature in Lancaster, United States is a comfortable 14°C (58°F). However, it's good to be prepared, as temperatures can swing from a chilly -1°C (30°F) to a warm 33°C (92°F). You can expect an average precipitation of 108 mm (4.3 in) spread over 13 days, with an average humidity of 78%.

October Temperature in Lancaster

In October in Lancaster, the average temperature is 14°C (58°F). Maximums can reach 33°C (92°F), while minimums can drop as low as -1°C (30°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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

The chart illustrates October temperature patterns in Lancaster, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lancaster, October typically has an average temperature of 14°C (58°F), with highs reaching up to 33°C (92°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec323543526472767369584237
Data source: Temperature data for Lancaster 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 Lancaster

In Lancaster in October, the precipitation amount is 108 mm (4.3 in), occurring over a span of 13 days.

October Precipitation Trends in Lancaster

The chart displays monthly precipitation patterns in Lancaster, 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 Lancaster, October typically receives around 108 mm (4.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec911231221341351591289696108103111
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Lancaster

In Lancaster in October, humidity is 78%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace, making traveling a bit uncomfortable as the air clings to your skin, causing you to sweat more than usual while exploring.

October Average Humidity in Lancaster

This chart illustrates the average monthly humidity levels in Lancaster, 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 Lancaster is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Lancaster

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

Maximum UV Index Levels in Lancaster for October

The chart shows the monthly maximum UV Index (UVI) for Lancaster 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 Lancaster typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: Lancaster 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 Lancaster Compares to Other Months

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

This table compares monthly weather conditions in Lancaster, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)90 mm (3.6 inches)88%moderate
February Weather2°C (36°F)123 mm (4.8 inches)88%moderate
March Weather6°C (43°F)122 mm (4.8 inches)87%high
April Weather11°C (53°F)134 mm (5.3 inches)85%very high
May Weather18°C (64°F)135 mm (5.3 inches)81%very high
June Weather22°C (72°F)159 mm (6.3 inches)82%very high
July Weather24°C (76°F)128 mm (5.0 inches)81%very high
August Weather23°C (74°F)96 mm (3.8 inches)73%very high
September Weather20°C (69°F)96 mm (3.8 inches)73%very high
October Weather14°C (58°F)108 mm (4.3 inches)78%high
November Weather6°C (43°F)103 mm (4.1 inches)89%moderate
December Weather3°C (37°F)111 mm (4.4 inches)87%moderate

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