July weather forecast
Clearlake, CA

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A long footbridge over the marina in Clearlake, California
A long footbridge over the marina in Clearlake, California

Weather in July

July is a tropical summer month in Clearlake, California, with temperature in the range of an average high of 91.2°F (32.9°C) and an average low of 58.8°F (14.9°C).

Temperature

Temperature records mark July as the warmest month, with highs averaging 91.2°F (32.9°C) and lows at 58.8°F (14.9°C).

Heat index

July's heat index is calculated to be a fiery hot 95°F (35°C). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

With an average relative humidity of 44%, July is the least humid month in Clearlake.

Rainfall

The months with the least rainfall in Clearlake are July and August Rain falls for 1.1 days and accumulates 0.04" (1mm) of rain.

Snowfall

April through October are months without snowfall in Clearlake.

Daylight

In Clearlake, the average length of the day in July is 14h and 35min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:40 pm. On the last day of July, in Clearlake, sunrise is at 6:11 am and sunset at 8:22 pm PDT.

Sunshine

The month with the most sunshine in Clearlake is July, with an average of 12h of sunshine.

UV index

The month with the highest UV index in Clearlake is July, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 7 in July converts into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What month is the hottest in Clearlake?

The month of July, characterized by an average high of 91.2°F (32.9°C) and a low of 58.8°F (14.9°C), is recognized as the warmest.

How hot does it get in Clearlake in July?

Clearlake in July has an average high-temperature of 91.2°F (32.9°C) and an average low-temperature of 58.8°F (14.9°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 95°F (35°C).

What is the least humid month in Clearlake?

The least humid month in Clearlake, California, is July, with an average relative humidity of 44%.

What is the average humidity in July in Clearlake?

In Clearlake, California, the average relative humidity in July is 44%.

What is the driest month in Clearlake?

July and August are months with the least rain when the rain falls for 1.1 days and typically aggregates up to 0.04" (1mm) of rain.

How many days does it rain in July in Clearlake?

In Clearlake, California, in July, during 1.1 rainfall days, 0.04" (1mm) of precipitation is typically accumulated.

When it does not snow in Clearlake?

In Clearlake, California, snow does not fall in April through October.

What is the average length of the day in July in Clearlake?

The average day length in July in Clearlake, California, is 14h and 35min.

When is the sunrise / sunset in July in Clearlake?

In July, on the first day of the month, sunrise is at 5:49 am and sunset at 8:40 pm. On the last day of the month, in Clearlake, sunrise is at 6:11 am and sunset at 8:22 pm PDT.

What month has the most sunshine in Clearlake?

July has the most sunshine of the year, with an average of 12h of sunshine.

How many hours of sunshine does Clearlake have in July?

In July, the average sunshine duration is 12h.

What is the month with the highest UV index in Clearlake?

With an average maximum UV index of 7, July is the month with the highest UV index.

How high is the UV index in July in Clearlake?

In July, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Clearlake, CA

Average temperature in July - Clearlake, CA
  • Average high temperature in July: 91.2°F

The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is December (52.7°F).

  • Average low temperature in July: 58.8°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is December (38.1°F).

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Average pressure in July
Clearlake, CA

Average pressure in July - Clearlake, CA
  • Average pressure in July: 29.92"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).

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Average wind speed in July
Clearlake, CA

Average wind speed in July - Clearlake, CA
  • Average wind speed in July: 4.7mph

The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest month (with the lowest average wind speed) is November (4.3mph).

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Average humidity in July
Clearlake, CA

Average humidity in July - Clearlake, CA
  • Average humidity in July: 44%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (44%).

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Average rainfall in July
Clearlake, CA

Average rainfall in July - Clearlake, CA
  • Average rainfall in July: 0.04"

The wettest month (with the highest rainfall) is February (3.7").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in July
Clearlake, CA

Average rainfall days in July - Clearlake, CA
  • Average rainfall days in July: 1.1 days

The month with the highest number of rainy days is March (13.9 days).
The months with the least rainy days are July and August (1.1 days).

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Average snowfall in July
Clearlake, CA

Average snowfall in July - Clearlake, CA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Clearlake, CA

Average snowfall days in July - Clearlake, CA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Clearlake, CA

Average daylight in July / Average sunshine in July - Clearlake, CA
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in July
Clearlake, CA

Average sunshine days in July - Clearlake, CA
  • Average sunshine days in July: 29.4 days

The month with the most sunshine days is July (29.4 days).
The month with the least sunshine days is March (15.8 days).

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Average UV index in July
Clearlake, CA

Average UV index in July - Clearlake, CA
  • Average UV index in July: 7

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 2).

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Average cloud cover in July
Clearlake, CA

Average cloud cover in July - Clearlake, CA
  • Average cloud cover in July: 4

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in July
Clearlake, CA

Average visibility in July - Clearlake, 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).

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Clearlake, California, USA

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