June weather forecast
San Marino, CA

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Weather in June

June, the first month of the summer in San Marino, is also a moderately hot month, with an average temperature ranging between min 57.7°F (14.3°C) and max 80.2°F (26.8°C).

Temperature

As June arrives, San Marino's weather shows a minor increase in high-temperatures, edging from May's moderately hot 74.8°F (23.8°C) to a still warm 80.2°F (26.8°C). San Marino, after an intense day, registers a significant cooling to an average low-temperature of 57.7°F (14.3°C) throughout June.

Humidity

With an average relative humidity of 59%, June is the most humid month in San Marino.

Rainfall

The month with the least rainfall is June, when the rain falls for 1.2 days and typically collects 0.04" (1mm) of precipitation.

Daylight

The month with the longest days is June, with an average of 14h and 24min of daylight.
On the first day of June, sunrise is at 5:41 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:08 pm PDT.

Sunshine

In San Marino, the average sunshine in June is 12h.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In June, a regular UV index of 6 translates into these guidelines:
Ward off overexposure. Defence against solar harm is crucial. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

What is the average June temperature?

The high-temperature, in June, in San Marino, records 80.2°F (26.8°C), while the low-temperature is 57.7°F (14.3°C).

What is the most humid month?

With an average relative humidity of 59%, June is the most humid month.

What is the average humidity in June in San Marino?

The average relative humidity in June is 59%.

What is the driest month?

The month with the least rainfall is June, when the rain falls for 1.2 days and typically collects 0.04" (1mm) of precipitation.

How many days does it rain in June?

In San Marino, in June, during 1.2 rainfall days, 0.04" (1mm) of precipitation is typically accumulated.

When are the longest days?

June has the longest days of the year, with an average of 14h and 24min of daylight.

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

In June, the average day length is 14h and 23min.

What time are sunrise and sunset in June in San Marino?

On the first day of June, sunrise is at 5:41 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:08 pm PDT.

How long on average sun shines in June?

In June, the average sunshine duration is 12h.

When is the highest UV index?

The months with the highest UV index are June through September, with an average maximum UV index of 6.

What is the UV index intensity in June in San Marino?

In June, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
San Marino, CA

Average temperature in June - San Marino, CA
  • Average high temperature in June: 80.2°F

The warmest month (with the highest average high temperature) is August (87.1°F).
The month with the lowest average high temperature is December (63.1°F).

  • Average low temperature in June: 57.7°F

The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is February (47.1°F).

Average pressure in June
San Marino, CA

Average pressure in June - San Marino, CA
  • Average pressure in June: 29.88"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in June
San Marino, CA

Average wind speed in June - San Marino, CA
  • Average wind speed in June: 5.1mph

The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

Average humidity in June
San Marino, CA

Average humidity in June - San Marino, CA
  • Average humidity in June: 59%

The month with the highest relative humidity is June (59%).
The month with the lowest relative humidity is November (47%).

Average rainfall in June
San Marino, CA

Average rainfall in June - San Marino, CA
  • Average rainfall in June: 0.04"

The wettest month (with the highest rainfall) is December (1.34").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in June
San Marino, CA

Average rainfall days in June - San Marino, CA
  • Average rainfall days in June: 1.2 days

The month with the highest number of rainy days is March (5.8 days).
The month with the least rainy days is June (1.2 days).

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

Average daylight in June / Average sunshine in June - San Marino, CA
  • Average daylight in June: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in June: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 54min).

Average sunshine days in June
San Marino, CA

Average sunshine days in June - San Marino, CA
  • Average sunshine days in June: 27.1 days

The month with the most sunshine days is June (27.1 days).
The month with the least sunshine days is February (22.3 days).

Average UV index in June
San Marino, CA

Average UV index in June - San Marino, CA
  • Average UV index in June: 6

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).

Average cloud cover in June
San Marino, CA

Average cloud cover in June - San Marino, CA
  • Average cloud cover in June: 8

The months with the most cloud cover are March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in June
San Marino, CA

Average visibility in June - San Marino, CA
  • Average visibility in June: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

San Marino, California, USA

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