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October Weather in San Fernando, Peru

Last updated: August 27, 2025

In San Fernando, Peru, the average temperature in October is a warm 27°C (81°F). The weather can vary, with minimum temperatures dipping to 21°C (70°F) and peaks reaching up to 36°C (97°F). During this time, expect about 209 mm (8.2 in) of precipitation, spread over 19 days of the month. With an average humidity of 51%, it’s a month that beautifully balances warmth and occasional showers.

October Temperature in San Fernando

In October in San Fernando, the average temperature is 27°C (81°F). Maximum temperatures can reach 36°C (97°F), while minimums can drop as low as 21°C (70°F). This delightful weather makes San Fernando an ideal destination for travelers seeking warmth and sunshine.

October Weather in San Fernando: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in San Fernando, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Fernando, October typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (97°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec808079797978787981818080
Data source: Temperature data for San Fernando 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 San Fernando

In San Fernando in October, the total precipitation amount is 209 mm (8.2 in) spread over 19 days.

October Precipitation Trends in San Fernando

The chart displays monthly precipitation patterns in San Fernando, 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 San Fernando, October typically receives around 209 mm (8.2 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec2823584182731841079992145209293283
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in San Fernando

In San Fernando in October humidity is 51%. With an average temperature of 27°C (81°F), this humidity feels like a warm embrace, making travel comfortably enjoyable as long as you stay hydrated and take breaks in the shade.

October Average Humidity in San Fernando

This chart illustrates the average monthly humidity levels in San Fernando, 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 San Fernando is approximately 51%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%86%88%82%67%48%39%40%51%74%89%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in San Fernando

In San Fernando in October, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in San Fernando.

Maximum UV Index Levels in San Fernando for October

The chart shows the monthly maximum UV Index (UVI) for San Fernando 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 San Fernando typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616151211111214151514
Data source: San Fernando 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 San Fernando Compares to Other Months

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

This table compares monthly weather conditions in San Fernando, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)282 mm (11.1 inches)85%extreme
February Weather26°C (80°F)357 mm (14.1 inches)82%extreme
March Weather26°C (79°F)418 mm (16.5 inches)86%extreme
April Weather26°C (79°F)273 mm (10.7 inches)88%extreme
May Weather26°C (79°F)184 mm (7.2 inches)82%extreme
June Weather26°C (79°F)107 mm (4.2 inches)67%extreme
July Weather25°C (78°F)99 mm (3.9 inches)48%extreme
August Weather26°C (80°F)92 mm (3.6 inches)39%extreme
September Weather27°C (81°F)145 mm (5.7 inches)40%extreme
October Weather27°C (81°F)209 mm (8.2 inches)51%extreme
November Weather27°C (81°F)293 mm (11.5 inches)74%extreme
December Weather27°C (80°F)283 mm (11.1 inches)89%extreme

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