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June Weather in San Rafael, Costa Rica

Last updated: August 23, 2025

In June, the average temperature in San Rafael, Costa Rica is a pleasant 21°C (70°F), with lows of around 16°C (60°F) and highs reaching up to 27°C (81°F). However, visitors should be prepared for some rain, as 351 mm (13.8 in) of precipitation can occur over 27 days. The average humidity sits at a comfortable 84%, making it essential to stay hydrated while enjoying the sights!

June Temperature in San Rafael

In June in San Rafael, the average temperature is 21°C (70°F), with a maximum reaching 27°C (81°F) and a minimum dropping as low as 16°C (60°F). This pleasant climate makes San Rafael an ideal destination for outdoor activities and sightseeing during this time of year.

June Weather in San Rafael: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in San Rafael, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Rafael, June typically has an average temperature of 21°C (70°F), with highs reaching up to 27°C (81°F) and lows dropping to around 16°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec686969706969696968686868
Data source: Temperature data for San Rafael 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.

June Precipitation in San Rafael

In San Rafael in June, the precipitation amount is 351 mm (13.8 in) over a period of 27 days.

June Precipitation Trends in San Rafael

The chart displays monthly precipitation patterns in San Rafael, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In San Rafael, June typically receives around 351 mm (13.8 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec3213157939135123333143657020963
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in San Rafael

In San Rafael in June, humidity is 84%. With an average temperature of 21°C (70°F), this humidity feels like thick, warm air wrapping around you, making outdoor activities quite uncomfortable and necessitating frequent hydration breaks for a more enjoyable travel experience.

June Average Humidity in San Rafael

This chart illustrates the average monthly humidity levels in San Rafael, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in San Rafael is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%68%66%67%69%84%85%82%81%80%80%73%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in San Rafael

In San Rafael in June, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in San Rafael, you can check here.

Maximum UV Index Levels in San Rafael for June

The chart shows the monthly maximum UV Index (UVI) for San Rafael in June, 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 June, the maximum UV index in San Rafael typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121315151414141313141210
Data source: San Rafael June 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 June Weather in San Rafael Compares to Other Months

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

This table compares monthly weather conditions in San Rafael, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (68°F)32 mm (1.3 inches)68%extreme
February Weather20°C (69°F)13 mm (0.5 inches)68%extreme
March Weather21°C (70°F)15 mm (0.6 inches)66%extreme
April Weather21°C (70°F)79 mm (3.1 inches)67%extreme
May Weather21°C (70°F)391 mm (15.4 inches)69%extreme
June Weather21°C (70°F)351 mm (13.8 inches)84%extreme
July Weather21°C (69°F)233 mm (9.2 inches)85%extreme
August Weather20°C (69°F)331 mm (13.0 inches)82%extreme
September Weather20°C (69°F)436 mm (17.2 inches)81%extreme
October Weather20°C (68°F)570 mm (22.4 inches)80%extreme
November Weather20°C (68°F)209 mm (8.2 inches)80%extreme
December Weather20°C (68°F)63 mm (2.5 inches)72%very high

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