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December Weather in Islay (Matarani), Peru

Last updated: August 27, 2025

In December, the average temperature in Islay (Matarani), Peru is a comfortable 19°C (67°F), with lows of 15°C (59°F) and highs reaching 25°C (76°F). Expect some light rain, with an average precipitation of 15 mm (0.6 in) spread over 3 days. The air is quite moist, boasting an average humidity of 84%, so come prepared!

December Temperature in Islay (Matarani)

In December in Islay (Matarani), the average temperature is 19°C (67°F), with a maximum that can reach 25°C (76°F) and a minimum that can drop to 15°C (59°F). This mild climate makes Islay (Matarani) an ideal destination for travelers looking to enjoy pleasant weather.

December Weather in Islay (Matarani): Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Islay (Matarani), showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Islay (Matarani), December typically has an average temperature of 19°C (67°F), with highs reaching up to 25°C (76°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec707170666361595859616366
Data source: Temperature data for Islay (Matarani) 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.

December Precipitation in Islay (Matarani)

In Islay (Matarani) in December, the precipitation amount is 15 mm (0.6 in) over the course of 3 days.

December Precipitation Trends in Islay (Matarani)

The chart displays monthly precipitation patterns in Islay (Matarani), with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Islay (Matarani), December typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec2819118122329181810915
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Islay (Matarani)

In Islay (Matarani) in December humidity is 84%. With an average temperature of 19°C (67°F), this humidity feels like a warm, sticky embrace that can make traveling somewhat uncomfortable, as the air becomes thick and heavy, often leaving you feeling fatigued and in need of constant hydration.

December Average Humidity in Islay (Matarani)

This chart illustrates the average monthly humidity levels in Islay (Matarani), with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Islay (Matarani) is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%90%91%88%76%61%57%59%75%84%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Islay (Matarani)

In Islay (Matarani) in December, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Islay (Matarani).

Maximum UV Index Levels in Islay (Matarani) for December

The chart shows the monthly maximum UV Index (UVI) for Islay (Matarani) in December, 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 December, the maximum UV index in Islay (Matarani) typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1616151311891213151616
Data source: Islay (Matarani) December 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 December Weather in Islay (Matarani) Compares to Other Months

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

This table compares monthly weather conditions in Islay (Matarani), showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (70°F)28 mm (1.1 inches)89%extreme
February Weather22°C (71°F)19 mm (0.7 inches)90%extreme
March Weather21°C (70°F)11 mm (0.4 inches)90%extreme
April Weather19°C (67°F)8 mm (0.3 inches)91%extreme
May Weather17°C (64°F)12 mm (0.5 inches)88%extreme
June Weather16°C (61°F)23 mm (0.9 inches)76%very high
July Weather15°C (59°F)29 mm (1.1 inches)61%very high
August Weather15°C (58°F)18 mm (0.7 inches)57%extreme
September Weather15°C (59°F)18 mm (0.7 inches)58%extreme
October Weather16°C (61°F)10 mm (0.4 inches)75%extreme
November Weather17°C (64°F)9 mm (0.4 inches)83%extreme
December Weather19°C (67°F)15 mm (0.6 inches)84%extreme

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