nomadseason

June Weather in San Francisco, Mexico

Last updated: August 26, 2025

In San Francisco, Mexico, the average temperature in June is a pleasant 21°C (70°F). However, be prepared for a range, with minimums dipping to 13°C (56°F) and maximums soaring to 34°C (94°F). During this time, expect 207 mm (8.1 in) of precipitation spread over 23 days, contributing to an average humidity of 80%.

June Temperature in San Francisco

In June in San Francisco, the average temperature is 21°C (70°F), with maximums reaching 34°C (94°F) and minimums dropping as low as 13°C (56°F). This pleasant climate makes San Francisco an ideal destination for travelers looking to enjoy a comfortable getaway.

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 21°C (70°F), with highs reaching up to 34°C (94°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec616367697170686868676461
Data source: Temperature data for San Francisco generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
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 total precipitation amount is 207 mm (8.1 in) over the course of 23 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 207 mm (8.1 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec9147343207280313278139347
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

June Humidity in San Francisco

In San Francisco in June humidity is 80%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that can make even short walks feel draining, urging travelers to seek shade or a cool drink frequently.

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 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%65%59%60%67%80%81%83%83%80%77%76%
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 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 Francisco, you can check here.

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 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911141414141313141298
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 Weather16°C (62°F)9 mm (0.3 inches)70%very high
February Weather17°C (64°F)14 mm (0.6 inches)65%extreme
March Weather19°C (67°F)7 mm (0.3 inches)59%extreme
April Weather21°C (69°F)3 mm (0.1 inches)60%extreme
May Weather22°C (71°F)43 mm (1.7 inches)67%extreme
June Weather21°C (70°F)207 mm (8.1 inches)80%extreme
July Weather20°C (68°F)280 mm (11.0 inches)81%extreme
August Weather20°C (68°F)313 mm (12.3 inches)83%extreme
September Weather20°C (68°F)278 mm (10.9 inches)83%extreme
October Weather19°C (67°F)139 mm (5.5 inches)80%extreme
November Weather18°C (65°F)34 mm (1.3 inches)77%very high
December Weather16°C (62°F)7 mm (0.3 inches)76%very high

Compare San Francisco's Climate with Cities Worldwide