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June Weather in San Francisco, Guatemala

Last updated: August 23, 2025

In June, the average temperature in San Francisco, Guatemala hovers around 28°C (83°F). Expect a minimum of 22°C (71°F) and a maximum soaring to 40°C (105°F). This month also brings an average precipitation of 247 mm (9.7 in) over approximately 24 days, with an average humidity of 55%. Stay prepared for a warm and somewhat humid experience!

June Temperature in San Francisco

In June in San Francisco, the average temperature is 28°C (83°F). Maximums can reach 40°C (105°F), and minimums can dip as low as 22°C (71°F). This climate makes it an ideal destination for sun-seekers and outdoor enthusiasts looking to enjoy warm weather activities.

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

The chart illustrates June temperature patterns in San Francisco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Francisco, June typically has an average temperature of 28°C (83°F), with highs reaching up to 40°C (105°F) and lows dropping to around 22°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec747881868783838382807775
Data source: Temperature data for San Francisco 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 Francisco

In San Francisco in June, the precipitation amount is 247 mm (9.7 in) over the course of 24 days.

June Precipitation Trends in San Francisco

The chart displays monthly precipitation patterns in San Francisco, 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 Francisco, June typically receives around 247 mm (9.7 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec4323314010424713615821520011055
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in San Francisco

In San Francisco in June humidity is 55%. With an average temperature of 28°C (83°F), this humidity feels like a warm embrace that gently clings to you, making outdoor adventures both invigorating and slightly overwhelming, as you navigate the balance between the heat and the refreshing moments of shade.

June Average Humidity in San Francisco

This chart illustrates the average monthly humidity levels in San Francisco, 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 Francisco is approximately 55%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%73%59%53%54%55%61%71%77%78%82%86%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in San Francisco

In San Francisco 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 Francisco.

Maximum UV Index Levels in San Francisco for June

The chart shows the monthly maximum UV Index (UVI) for San Francisco 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 Francisco typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111314131313131312108
Data source: San Francisco 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 Francisco Compares to Other Months

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

This table compares monthly weather conditions in San Francisco, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)43 mm (1.7 inches)84%very high
February Weather25°C (78°F)23 mm (0.9 inches)73%extreme
March Weather27°C (81°F)31 mm (1.2 inches)59%extreme
April Weather30°C (87°F)40 mm (1.6 inches)52%extreme
May Weather31°C (87°F)104 mm (4.1 inches)53%extreme
June Weather28°C (83°F)247 mm (9.7 inches)55%extreme
July Weather28°C (83°F)136 mm (5.4 inches)61%extreme
August Weather28°C (83°F)158 mm (6.2 inches)71%extreme
September Weather28°C (82°F)215 mm (8.4 inches)77%extreme
October Weather27°C (80°F)200 mm (7.9 inches)78%extreme
November Weather25°C (77°F)110 mm (4.3 inches)82%very high
December Weather24°C (75°F)55 mm (2.2 inches)86%very high

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