July weather forecast
Charter Oak, CA

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Weather in July

July in Charter Oak, California, is a tropical summer month, with an average temperature ranging between min 63.3°F (17.4°C) and max 88.2°F (31.2°C).

Temperature

During July, Charter Oak records an average high-temperature of a tropical 88.2°F (31.2°C), marking a slight divergence from June's 82.9°F (28.3°C). July presents a pronounced divergence from daily peak temperatures in Charter Oak, with the average low-temperature of 63.3°F (17.4°C).

Heat index

July's average heat index is computed to be a tropical 91.4°F (33°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', gives a temperature feeling by integrating air temperature and humidity. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

In Charter Oak, the average relative humidity in July is 48%.

Rainfall

In July, in Charter Oak, the rain falls for 3.5 days. Throughout July, 0.2" (5mm) of precipitation is accumulated. Throughout the year, there are 45.2 rainfall days, and 6.5" (165mm) of precipitation is accumulated.

Daylight

In July, the average length of the day in Charter Oak is 14h and 10min.
On the first day of the month, sunrise is at 5:43 am and sunset at 8:06 pm. On the last day of July, sunrise is at 6:02 am and sunset at 7:52 pm PDT.

Sunshine

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

UV index

The months with the highest UV index in Charter Oak are July and August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 7 during July translates into the following directions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is July in Charter Oak?

In Charter Oak, in July, the average high-temperature is 88.2°F (31.2°C), and the average low-temperature is 63.3°F (17.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is computed to be 91.4°F (33°C).

What is the average humidity in July in Charter Oak?

In July, the average relative humidity is 48%.

How much does it rain in Charter Oak in July?

In Charter Oak, during July, the rain falls for 3.5 days and regularly aggregates up to 0.2" (5mm) of precipitation.

What is the average length of the day in July in Charter Oak?

The average day length in July in Charter Oak is 14h and 10min.

When are sunrise and sunset in July in Charter Oak?

In July, on the first day of the month, sunrise is at 5:43 am and sunset at 8:06 pm. On the last day of the month, in Charter Oak, California, sunrise is at 6:02 am and sunset at 7:52 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 July in Charter Oak?

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

When is the highest UV index in Charter Oak?

The months with the highest UV index are July and August, with an average maximum UV index of 7.

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

The average daily maximum UV index in July in Charter Oak is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's 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 July
Charter Oak, CA

Average temperature in July - Charter Oak, CA
  • Average high temperature in July: 88.2°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 July: 63.3°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 July
Charter Oak, CA

Average pressure in July - Charter Oak, CA
  • Average pressure in July: 29.9"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 July
Charter Oak, CA

Average wind speed in July - Charter Oak, CA
  • Average wind speed in July: 5mph

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 July
Charter Oak, CA

Average humidity in July - Charter Oak, CA
  • Average humidity in July: 48%

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 July
Charter Oak, CA

Average rainfall in July - Charter Oak, CA
  • Average rainfall in July: 0.2"

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 July
Charter Oak, CA

Average rainfall days in July - Charter Oak, CA
  • Average rainfall days in July: 3.5 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 July /
Average sunshine in July
Charter Oak, CA

Average daylight in July / Average sunshine in July - Charter Oak, CA
  • Average daylight in July: 14h and 1min

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 July: 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 July
Charter Oak, CA

Average sunshine days in July - Charter Oak, CA
  • Average sunshine days in July: 25 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 July
Charter Oak, CA

Average UV index in July - Charter Oak, CA
  • Average UV index in July: 7

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 July
Charter Oak, CA

Average cloud cover in July - Charter Oak, CA
  • Average cloud cover in July: 6

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 July
Charter Oak, CA

Average visibility in July - Charter Oak, CA
  • Average visibility in July: 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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