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June Weather in San Antonio, Peru

Last updated: August 27, 2025

In June, the average temperature in San Antonio, Peru is a pleasant 26°C (78°F). You can expect minimums around 20°C (68°F) and maximums reaching up to 32°C (90°F). However, be prepared for some rainfall, as 184 mm (7.2 in) of precipitation typically occurs over 24 days. With an average humidity level of 85%, the air can feel quite moist, adding to the overall tropical ambiance.

June Temperature in San Antonio

In June in San Antonio, the average temperature is 26°C (78°F), with maximums reaching 32°C (90°F) and minimums dropping to as low as 20°C (68°F). This mild and pleasant climate makes it an ideal time for sightseeing and outdoor activities.

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

The chart illustrates June temperature patterns in San Antonio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Antonio, June typically has an average temperature of 26°C (78°F), with highs reaching up to 32°C (90°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec797979797878777979797979
Data source: Temperature data for San Antonio 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 Antonio

In San Antonio, in June, the precipitation amount is 184 mm (7.2 in) spread over 24 days.

June Precipitation Trends in San Antonio

The chart displays monthly precipitation patterns in San Antonio, 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 Antonio, June typically receives around 184 mm (7.2 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec275279322322242184149120170202239320
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in San Antonio

In San Antonio in June, humidity is 85%. With an average temperature of 26°C (78°F), this humidity feels like a heavy blanket enveloping you, making every step feel laborious and sweat trickling down your back, which can be quite challenging for traveling.

June Average Humidity in San Antonio

This chart illustrates the average monthly humidity levels in San Antonio, 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 Antonio is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%79%82%85%91%85%74%59%55%57%74%87%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in San Antonio

In San Antonio in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in San Antonio.

Maximum UV Index Levels in San Antonio for June

The chart shows the monthly maximum UV Index (UVI) for San Antonio 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 Antonio typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161312111214141313
Data source: San Antonio 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 Antonio Compares to Other Months

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

This table compares monthly weather conditions in San Antonio, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)275 mm (10.8 inches)83%extreme
February Weather26°C (79°F)278 mm (11.0 inches)78%extreme
March Weather26°C (79°F)322 mm (12.7 inches)82%extreme
April Weather26°C (79°F)322 mm (12.7 inches)85%extreme
May Weather26°C (79°F)242 mm (9.5 inches)91%extreme
June Weather26°C (78°F)184 mm (7.2 inches)85%extreme
July Weather25°C (78°F)149 mm (5.9 inches)74%extreme
August Weather26°C (79°F)120 mm (4.7 inches)59%extreme
September Weather26°C (80°F)170 mm (6.7 inches)55%extreme
October Weather26°C (80°F)202 mm (8.0 inches)57%extreme
November Weather26°C (80°F)239 mm (9.4 inches)74%extreme
December Weather26°C (79°F)320 mm (12.6 inches)87%extreme

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