June weather forecast
Rio del Mar, CA

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Weather in June

June, the first month of the summer in Rio del Mar, is a pleasant month, with an average temperature fluctuating between 51.4°F (10.8°C) and 70°F (21.1°C).

Temperature

The beginning of June reveals an average high-temperature of a pleasant 70°F (21.1°C), showing minimal deviation from the previous month. In June, Rio del Mar experiences an average nighttime temperature of 51.4°F (10.8°C).

Humidity

In Rio del Mar, the average relative humidity in June is 72%.

Rainfall

In Rio del Mar, during June, the rain falls for 2.8 days and regularly aggregates up to 0.08" (2mm) of precipitation. Throughout the year, in Rio del Mar, there are 77.9 rainfall days, and 14.45" (367mm) of precipitation is accumulated.

Ocean temperature

In Rio del Mar, the average seawater temperature in June is 54.3°F (12.4°C).
Note: It is risky to swim in 54.3°F (12.4°C). Temperatures beneath 50°F (10°C) induce rapid cold shock and hyperventilation.

Daylight

June has the longest days of the year in Rio del Mar, with an average of 14h and 42min of daylight.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:21 pm. On the last day of June, sunrise is at 5:51 am and sunset at 8:31 pm PDT.

Sunshine

In Rio del Mar, the average sunshine in June is 11.5h.

UV index

June through September, with an average maximum UV index of 5, are months with the highest UV index in Rio del Mar, California. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 5 in June transforms into the following instructions:
Prioritize safety - Recommendations to avert sunburn are shared. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Rio del Mar in June?

June temperatures vary between a high-temperature of 70°F (21.1°C) and a low-temperature of 51.4°F (10.8°C).

What is the average humidity in June in Rio del Mar?

In June, the average relative humidity is 72%.

How many days does it rain in June in Rio del Mar?

In Rio del Mar, in June, during 2.8 rainfall days, 0.08" (2mm) of precipitation is typically accumulated.

What is the water temperature in June in Rio del Mar?

In Rio del Mar, California, in June, the average water temperature is 54.3°F (12.4°C). Swimming in 54.3°F (12.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

When are the longest days in Rio del Mar?

With an average of 14h and 42min of daylight, June has the longest days of the year in Rio del Mar, California.

What is the average length of the day in June in Rio del Mar?

The average day length in June in Rio del Mar is 14h and 40min.

When is the sunrise / sunset in June in Rio del Mar?

In June, on the first day of the month, sunrise is at 5:49 am and sunset at 8:21 pm. On the last day of the month, in Rio del Mar, sunrise is at 5:51 am and sunset at 8:31 pm PDT.

How long on average sun shines in June in Rio del Mar?

In June, the average sunshine duration in Rio del Mar, California, is 11.5h.

What is the month with the highest UV index in Rio del Mar?

The months with the highest UV index are June through September, with an average maximum UV index of 5.

What is the UV index intensity in June in Rio del Mar?

In June, the average daily maximum UV index in Rio del Mar, California, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Rio del Mar, CA

Average temperature in June - Rio del Mar, CA
  • Average high temperature in June: 70°F

The warmest months (with the highest average high temperature) are August and September (73°F).
The month with the lowest average high temperature is December (57.2°F).

  • Average low temperature in June: 51.4°F

The month with the highest average low temperature is September (55.2°F).
The coldest month (with the lowest average low temperature) is February (45.5°F).

Average pressure in June
Rio del Mar, CA

Average pressure in June - Rio del Mar, CA
  • Average pressure in June: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).

Average wind speed in June
Rio del Mar, CA

Average wind speed in June - Rio del Mar, CA
  • Average wind speed in June: 6.8mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in June
Rio del Mar, CA

Average humidity in June - Rio del Mar, CA
  • Average humidity in June: 72%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (68%).

Average rainfall in June
Rio del Mar, CA

Average rainfall in June - Rio del Mar, CA
  • Average rainfall in June: 0.08"

The wettest month (with the highest rainfall) is December (2.8").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in June
Rio del Mar, CA

Average rainfall days in June - Rio del Mar, CA
  • Average rainfall days in June: 2.8 days

The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is August (1.2 days).

Average sea temperature in June
Rio del Mar, CA

Average sea temperature in June - Rio del Mar, CA
  • Average sea temperature in June: 54.4°F

The best months for swimming (with the highest average sea temperature) are August and September (58.1°F).
The coldest month (with the lowest average sea temperature) is April (53.8°F).

Average daylight in June /
Average sunshine in June
Rio del Mar, CA

Average daylight in June / Average sunshine in June - Rio del Mar, CA
  • Average daylight in June: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in June: 11h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

Average sunshine days in June
Rio del Mar, CA

Average sunshine days in June - Rio del Mar, CA
  • Average sunshine days in June: 25.3 days

The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is March (16.4 days).

Average UV index in June
Rio del Mar, CA

Average UV index in June - Rio del Mar, CA
  • Average UV index in June: 5

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February and November (UV index 3).

Average cloud cover in June
Rio del Mar, CA

Average cloud cover in June - Rio del Mar, CA
  • Average cloud cover in June: 19

The month with the most cloud cover is March (Cloud cover 38).
The months with the least cloud cover are July and September (Cloud cover 15).

Average visibility in June
Rio del Mar, CA

Average visibility in June - Rio del Mar, 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).

Rio del Mar, California, USA

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