San Diego, CA – June 2023 Weather forecast – Summer forecast

Average sunshine days in June San Diego, CA

  • The number of sunny days in June on average is 20.5 days.
  • The month with the most sunshine days is January (24.3 days). The month with the least sunshine days is July (20.3 days).

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    Average rainfall in June San Diego, CA

  • The rainfall average in June is 0.12 inches.
  • December (1.65″) is the month that experiences the highest precipitation, whereas June (0.12″) is known for having the lowest amount of rainfall.

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    Average UV index in June San Diego, CA

  • The average UV index in June is 5.
  • July, August, and September are the months that experience the highest UV index (UV index 6). On the other hand, January, February, March, November, and December are the months with the lowest UV index (UV index 4).

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    FAQ

    What is the temperature in June in San Diego?

    The typical high temperature in San Diego in June is 70.7°F (21.5°C), whereas the average low temperature is 58.8°F (14.9°C).

    What is the most humid month in San Diego?

    June is the most moisture-laden month in San Diego, with an average relative humidity of 73%.

    What is the average humidity in June in San Diego?

    The typical moisture level in June is 73%.

    What is the driest month in San Diego?

    In June, San Diego, California experiences the lowest amount of rainfall, with a precipitation of 0.12″ (3mm) accumulating and rain falling for a duration of 2.7 days.

    How much does it rain in San Diego in June?

    In June, in San Diego, California, the rainfall occurs for 2.7 days and consistently accumulates about 0.12″ (3mm) of precipitation.

    What is the ocean temperature in June in San Diego?

    In San Diego, California, the seawater temperature in June averages at 64.8°F (18.2°C). For most people, a surface water temperature of 64.8°F (18.2°C) is not pleasant for swimming. As the water temperature drops below 69.8°F (21°C), breathing becomes increasingly challenging, making it unsafe.

    When are the longest days in San Diego?

    June in San Diego boasts the lengthiest days of the year, with an average of 14 hours and 18 minutes of daylight.

    How many hours of daylight does San Diego have in June?

    In the month of June, the average duration of daylight is 14 hours and 16 minutes.

    When is the sunrise / sunset in June in San Diego?

    On the last day of the month, sunset is at 8:00 pm and sunrise is at 5:44 am in PDT. On the first day of June, sunset is at 7:51 pm and sunrise is at 5:41 am in PDT.

    How long on average sun shines in June in San Diego?

    In San Diego, the average amount of sunlight in June is 11.8 hours.

    What is the UV index reading in June in San Diego?

    The UV index in San Diego, California, symbolizes a medium health hazard from unprotected exposure to UV radiation, with a value of 5 out of 3. This represents the maximum daily average UV index in June.

    Average cloud cover in June San Diego, CA

  • The average cloud coverage in June is 13%.
  • December is the month that experiences the highest amount of cloud coverage (Cloud coverage 24). On the other hand, August is the month with the lowest amount of cloud cover (Cloud cover 9).

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    Average rainfall days in June San Diego, CA

  • The number of days with rainfall in June is an average of 2.7 days.
  • March (7.6 days) is the month with the highest amount of days with precipitation. June (2.7 days) is the month with the fewest days with precipitation.

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    Average daylight in June / Average sunshine in June San Diego, CA

  • The average amount of daylight in June is 14 hours and 2 minutes.
  • June is the month with the lengthiest days (Average daylight: 14 hours and 18 minutes). December is the month with the briefest days (Average daylight: 10 hours and 0 minutes).

  • The average amount of sunlight in June is 11 hours and 5 minutes.
  • July and August are the months that receive the highest amount of sunlight (Average sunlight: 11 hours and 54 minutes). On the other hand, December is the month with the lowest amount of sunlight (Average sunlight: 6 hours and 42 minutes).

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    Average temperature in June San Diego, CA

  • The average high temperature in June is 70.7°F.
  • August (77.4°F) is the hottest month (with the highest mean high temperature). February (63.1°F) is the month with the coldest mean high temperature.

  • The average minimum temperature in June is 58.8°F.
  • August (65.7°F) is the month with the highest mean minimum temperature. February (51.8°F) is the chilliest month with the lowest mean minimum temperature.

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    Average wind speed in June San Diego, CA

  • The typical wind velocity in June is 5.7mph.
  • October (5.2mph) is the most tranquil month (with the lowest mean breeze velocity). April and May (6.3mph) are the gustiest months (with the highest mean wind speed).

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    Weather in June

    June, the first month of summer, is an agreeable month in San Diego, California, with varying average temperatures between 21.5°C and 70.7°F (14.9°C).

    Temperature

    The average minimum temperature in San Diego is 58.8°F (14.9°C). The average maximum temperature in May is nearly equivalent to that of June – 70.7°F (21.5°C), which is pleasant.

    Humidity

    June is the month with the highest level of humidity, with an average relative humidity of 73%.

    Rainfall

    June is the month with the least rainfall in San Diego. Rain falls for 2.7 days and accumulates 0.12″ (3mm) of precipitation.

    Ocean temperature

    The water temperature drops to 59°F (15°C), making it increasingly challenging to breathe, and swimming in 64.8°F (18.2°C) is generally not a pleasurable experience for the majority. In San Diego, the average temperature of the ocean in June is 64.8°F (18.2°C). Please take note:

    Daylight

    At 8:00 PM during sunset and 5:44 AM during sunrise, it is the last day of the week. On the other hand, at 7:51 PM during sunset and 5:41 AM during sunrise, it is the first day of the week. In June, the longest days of the year occur, with a minimum of 18 hours of daylight and an average of 14 hours.

    Sunshine

    In the month of June, the average amount of sunlight in San Diego, California, is 11.8 hours.

    UV index

    Sun protection involves wearing clothes that are tightly woven and loose-fitting. Sunglasses that provide UVA and UVB protection can greatly reduce the damage to the eyes caused by sun exposure. A hat with a wide brim is an excellent way to protect the eyes, ears, face, and neck from the sun. To minimize exposure to the Sun’s most intense and therefore most harmful UV radiation, it is recommended to seek shade and limit time spent outdoors during midday hours. Please note that in June, when the average daily UV index is 5, it is important to take precautions and protect against sunburn. A UV index of 3 to 5 indicates a medium health risk from the Sun’s UV rays for most people. In San Diego, the average daily maximum UV index in June is 5.

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    Average humidity in June San Diego, CA

  • The average moisture level in June is 73%.
  • June has the highest percentage of relative humidity, standing at 73%, whereas November has the lowest level of relative humidity, at 59%.

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    Average sea temperature in June San Diego, CA

  • The average temperature of the sea in June is 64.7°F.
  • August, with an average sea temperature of 67.9°F, is considered the optimal month for swimming. On the other hand, February is the chilliest month, boasting the lowest average sea temperature of 58.7°F.

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    Average pressure in June San Diego, CA

  • The average atmospheric pressure in June is 29.88 inches of mercury.
  • The month with the highest atmospheric pressure is January (30.09″Hg). The months with the lowest atmospheric pressure are June and September (29.88″Hg).

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    Average visibility in June San Diego, CA

  • The typical range of visibility in June is 6 miles.
  • The months with the greatest visibility are January, February, March, April, May, June, July, August, September, October, November, and December (6mi). Conversely, the months with the lowest visibility are also January, February, March, April, May, June, July, August, September, October, November, and December (6mi).