San Diego Weather in June
June is a month of pleasant temperatures and dry weather at San Diego, California.
This page gives detailed information on the typical June temperature, precipitation, sun, humidity, wind and storms for San Diego.
The numbers here are historical averages based on climate data gathered at the San Diego International Airport, located on San Diego Bay near the city center.
Temperature
| 71 °F | June average high | 22 °C |
| 62 °F | June average low | 17 °C |
In most years, San Diego averages a daily maximum temperature for June that's between 69 and 73 degrees Fahrenheit (20 to 23 degrees Celsius). The minimum temperature usually falls between 60 and 64 °F (16 to 18 °C).
The days at San Diego warm more quickly during June. By the end of the month, the temperature has climbed around 4 °F (2 °C) above what it was at the start.
| 17 days | 70 °F max. or more (21 °C) |
| 7 days | 60 °F min. or less (16 °C) |
Nearly every day in June warms to over 60 °F (16 °C) in San Diego. The city averages 1 day this month when the thermometer reaches into the 80s °F (over 26 °C). Temperatures above 90 °F (32 °C) occur in June about once a decade.
June does not normally get as cold as 50 °F (10 °C).
Rain
| 0.1 in | total precipitation | 2 mm |
| 1 day | of rain |
Most years, San Diego has no rain in June. Just one in every four years receives 0.04 inches (1 mm) or more precipitation.
Sun
| 58 % | sunshine |
| 9 days | clear skies |
The sun's rays reach the ground in San Diego during 58 percent of daylight hours on average in June, for a total of 248 hours in the month. Typically on 9 days this month the sky is mainly clear, with at most 30 percent cloud cover.
Sunlight in June at San Diego averages 14 hours and 16 minutes a day. The longest days of the year, from around June 19th to 22nd, last 14 hours and 19 minutes from sunrise to sunset.
Humidity
| 74 % | June average humidity |
The relative humidity in San Diego during June usually peaks at 81 percent in the early morning then drops to 65 percent by early afternoon.
| Local Time | 1 am | 4 am | 7 am | 10 am | 1 pm | 4 pm | 7 pm | 10 pm |
| Humidity % | 80 | 81 | 78 | 69 | 65 | 66 | 75 | 78 |
Wind
| 7.8 mph | June wind speed average | 12.6 kph |
June is a little windier than most other months in San Diego.
Storms
| 0 days | rainfall of 0.5 inches (13 mm) or more |
| 0 days | with thunderstorms in June |
San Diego has a thunderstorm during June about once in five years.
Reference
These weather data are long-term historical averages provided by the National Climatic Data Center of the United States. The temperature and precipitation numbers are 1981-2010 normals while the humidity and thunderstorm statistics are 1961-1990 normals.