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October Weather in Lima, United States

Last updated: June 24, 2025

In Lima, United States, the average temperature for October is a comfortable 12°C (54°F). However, temperatures can vary significantly—reaching a chilly minimum of 0°C (33°F) and soaring up to a warm 30°C (87°F). Visitors should also be prepared for 140 mm (5.5 in) of precipitation over 15 days, with humidity levels averaging a balmy 83%.

October Temperature in Lima

In October in Lima, the average temperature is 12°C (54°F). The maximum can reach 30°C (87°F) and the minimum can be as low as 0°C (33°F). Travelers should prepare for a wide range of temperatures and dress in layers to enjoy their visit comfortably.

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

The chart illustrates October temperature patterns in Lima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lima, October typically has an average temperature of 12°C (54°F), with highs reaching up to 30°C (87°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec272935465868737165544032
Data source: Temperature data for Lima 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 Lima

In Lima in October, the total precipitation amount is 140 mm (5.5 in) over a span of 15 days.

October Precipitation Trends in Lima

The chart displays monthly precipitation patterns in Lima, 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 Lima, October typically receives around 140 mm (5.5 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec7679731121098314096731408485
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Lima

In Lima in October humidity is 83%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making outdoor exploration feel sticky and uncomfortable, which can dampen the excitement of traveling.

October Average Humidity in Lima

This chart illustrates the average monthly humidity levels in Lima, 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 Lima is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Lima

In Lima in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Lima.

Maximum UV Index Levels in Lima for October

The chart shows the monthly maximum UV Index (UVI) for Lima 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 Lima typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24581010997532
Data source: Lima 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 Lima Compares to Other Months

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

This table compares monthly weather conditions in Lima, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)76 mm (3.0 inches)91%low
February Weather-2°C (29°F)79 mm (3.1 inches)91%moderate
March Weather2°C (35°F)73 mm (2.9 inches)88%moderate
April Weather8°C (46°F)112 mm (4.4 inches)88%very high
May Weather15°C (59°F)109 mm (4.3 inches)82%very high
June Weather20°C (68°F)83 mm (3.3 inches)79%very high
July Weather23°C (73°F)140 mm (5.5 inches)77%very high
August Weather22°C (71°F)95 mm (3.8 inches)72%very high
September Weather18°C (65°F)73 mm (2.9 inches)76%high
October Weather12°C (54°F)140 mm (5.5 inches)83%moderate
November Weather4°C (40°F)84 mm (3.3 inches)88%moderate
December Weather0°C (32°F)85 mm (3.3 inches)87%low

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