June weather forecast
Charter Oak, CA

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Weather in June

June, the first month of the summer in Charter Oak, is still a warm month, with temperature in the range of an average high of 82.9°F (28.3°C) and an average low of 57.7°F (14.3°C).

Temperature

With the onset of June, Charter Oak's average high-temperature sees a modest rise, moving from May's 75.7°F (24.3°C) to a still warm 82.9°F (28.3°C). Charter Oak's nighttime temperatures in June reflect a stark contrast to the day's highs, falling to an average low of 57.7°F (14.3°C).

Heat index

During June, the heat index is computed to be 84.2°F (29°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially vital to children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

In June, the average relative humidity is 53%.

Rainfall

June is the month with the least rainfall in Charter Oak. Rain falls for 1.2 days and accumulates 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 the month, sunrise is at 5:40 am and sunset at 7:58 pm. On the last day of June, sunrise is at 5:43 am and sunset at 8:07 pm PDT.

Sunshine

June and July, with an average of 12.1h of sunshine, are months with the most sunshine in Charter Oak, California.

UV index

In June, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In June, the maximum UV index of 6 suggests this advice:
Ward off overexposure. Defence against solar harm is crucial. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Charter Oak in June?

During June, Charter Oak experiences an average high-temperature of 82.9°F (28.3°C) and a low-temperature of 57.7°F (14.3°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in June is computed to be 84.2°F (29°C).

What is the average humidity in June in Charter Oak?

The average relative humidity in June in Charter Oak is 53%.

What is the driest month in Charter Oak?

June is the month with the least rainfall in Charter Oak. Rain falls for 1.2 days and accumulates 0.04" (1mm) of precipitation.

How many days does it rain in June in Charter Oak?

In Charter Oak, during June, the rain falls for 1.2 days and regularly aggregates up to 0.04" (1mm) of precipitation.

When are the longest days in Charter Oak?

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

How many hours of daylight does Charter Oak have in June?

In June, the average day length in Charter Oak, California, is 14h and 23min.

When is the sunrise / sunset in June in Charter Oak?

In June, on the first day of the month, sunrise is at 5:40 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:07 pm PDT.

What is the month with the most sunshine in Charter Oak?

The months with the most sunshine in Charter Oak are June and July, with an average of 12.1h of sunshine.

How long on average sun shines in June in Charter Oak?

In Charter Oak, the average sunshine duration in June is 12.1h.

What is the UV index intensity in June in Charter Oak?

In June, the average daily maximum UV index in Charter Oak is 6. A UV Index reading of 6 to 7 represents a high health 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
Charter Oak, CA

Average temperature in June - Charter Oak, CA
  • Average high temperature in June: 82.9°F

The warmest month (with the highest average high temperature) is August (89.4°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in June: 57.7°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is December (45.5°F).

Average pressure in June
Charter Oak, CA

Average pressure in June - Charter Oak, CA
  • Average pressure in June: 29.87"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in June
Charter Oak, CA

Average wind speed in June - Charter Oak, CA
  • Average wind speed in June: 5.3mph

The windiest months (with the highest average wind speed) are April and May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.3mph).

Average humidity in June
Charter Oak, CA

Average humidity in June - Charter Oak, CA
  • Average humidity in June: 53%

The months with the highest relative humidity are March and May (55%).
The months with the lowest relative humidity are August and November (45%).

Average rainfall in June
Charter Oak, CA

Average rainfall in June - Charter Oak, CA
  • Average rainfall in June: 0.04"

The wettest month (with the highest rainfall) is February (1.46").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in June
Charter Oak, CA

Average rainfall days in June - Charter Oak, CA
  • Average rainfall days in June: 1.2 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (1.2 days).

Average daylight in June /
Average sunshine in June
Charter Oak, CA

Average daylight in June / Average sunshine in June - Charter Oak, 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 1min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 0min).

Average sunshine days in June
Charter Oak, CA

Average sunshine days in June - Charter Oak, CA
  • Average sunshine days in June: 27.8 days

The month with the most sunshine days is June (27.8 days).
The month with the least sunshine days is February (22 days).

Average UV index in June
Charter Oak, CA

Average UV index in June - Charter Oak, CA
  • Average UV index in June: 6

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in June
Charter Oak, CA

Average cloud cover in June - Charter Oak, CA
  • Average cloud cover in June: 7

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
Charter Oak, CA

Average visibility in June - Charter Oak, 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).

Charter Oak, California, USA

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