June Weather in San Antonio, Belize

Last updated: August 22, 2025

In June, the average temperature in San Antonio, Belize reaches a warm 27°C (81°F), with lows of 22°C (71°F) and highs peaking at 38°C (100°F). Expect about 172 mm (6.8 in) of precipitation spread over 26 days, and enjoy a comfortable humidity level averaging 63%.

June Temperature in San Antonio

In June in San Antonio, the average temperature is 27°C (81°F). The maximum can reach 38°C (100°F) and the minimum can be as low as 22°C (71°F). This warm climate makes San Antonio an ideal destination for travelers seeking sunshine 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 27°C (81°F), with highs reaching up to 38°C (100°F) and lows dropping to around 22°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec737577808281818181797674
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 total precipitation amount is 172 mm (6.8 in) that occurs over the course of 26 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 172 mm (6.8 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec6850655710617212213013921913965
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 63%. With an average temperature of 27°C (81°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls but potentially exhausting for more active pursuits.

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 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%78%67%62%62%63%66%73%82%86%87%88%
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 reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. 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 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141313141312109
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 Weather23°C (73°F)68 mm (2.7 inches)85%very high
February Weather24°C (76°F)50 mm (2.0 inches)78%extreme
March Weather25°C (77°F)65 mm (2.5 inches)67%extreme
April Weather27°C (81°F)57 mm (2.3 inches)62%extreme
May Weather28°C (82°F)106 mm (4.2 inches)62%extreme
June Weather27°C (81°F)172 mm (6.8 inches)63%extreme
July Weather27°C (81°F)122 mm (4.8 inches)66%extreme
August Weather27°C (81°F)130 mm (5.1 inches)73%extreme
September Weather27°C (81°F)139 mm (5.5 inches)82%extreme
October Weather26°C (79°F)219 mm (8.6 inches)86%extreme
November Weather24°C (76°F)138 mm (5.5 inches)87%very high
December Weather23°C (74°F)65 mm (2.6 inches)87%very high

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