August weather forecast
Canyon Lake, CA

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Weather in August

August, the last month of the summer in Canyon Lake, is also a hot month, with an average temperature ranging between min 63.3°F (17.4°C) and max 89.1°F (31.7°C).

Temperature

The highest temperatures are recorded in August, with averages reaching a high of 89.1°F (31.7°C) and a low of 63.3°F (17.4°C).

Heat index

Throughout August, the heat index is evaluated at a hot 93.2°F (34°C). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
Always consider that heat index estimations are for light winds and places in the shade. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', binds temperature metrics with humidity values to give a sense of the actual warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly important for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

The months with the lowest humidity are August and November, with an average relative humidity of 50%.

Rainfall

In Canyon Lake, in August, it is raining for 1.2 days, with typically 0.04" (1mm) of accumulated precipitation. Throughout the year, there are 34.6 rainfall days, and 2.56" (65mm) of precipitation is accumulated.

Daylight

In Canyon Lake, California, the average length of the day in August is 13h and 22min.
On the first day of August, sunrise is at 6:01 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:15 pm PDT.

Sunshine

The average sunshine in August is 12h.

UV index

With an average maximum UV index of 7, August is the month with the highest UV index in Canyon Lake. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.
Note: A maximum UV index of 7 in August translates into the following recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

August is the warmest month of the year, registering average temperatures as high as 89.1°F (31.7°C) and as low as 63.3°F (17.4°C).

How hot is it in August?

The high-temperature, in August, in Canyon Lake, records 89.1°F (31.7°C), while the low-temperature is 63.3°F (17.4°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 93.2°F (34°C).

What are the least humid months?

August and November, with an average relative humidity of 50%, are the least humid months in Canyon Lake.

What is the average humidity in August?

The average relative humidity in August is 50%.

How many days does it rain in August?

In August, the rain falls for 1.2 days. Throughout August, 0.04" (1mm) of precipitation is accumulated.

How many hours of daylight does Canyon Lake have in August?

In August, the average day length is 13h and 22min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:01 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:15 pm PDT.

How many hours of sunshine does Canyon Lake have in August?

In August, the average sunshine duration is 12h.

What is the month with the highest UV index?

The month with the highest UV index is August, with an average maximum UV index of 7.

What is the UV index intensity in August?

In August, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high hazard to health from 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 August
Canyon Lake, CA

Average temperature in August - Canyon Lake, CA
  • Average high temperature in August: 89.1°F

The warmest month (with the highest average high temperature) is August (89.1°F).
The month with the lowest average high temperature is December (61.5°F).

  • Average low temperature in August: 63.3°F

The month with the highest average low temperature is August (63.3°F).
The coldest month (with the lowest average low temperature) is December (43.7°F).

Average pressure in August
Canyon Lake, CA

Average pressure in August - Canyon Lake, CA
  • Average pressure in August: 29.88"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in August
Canyon Lake, CA

Average wind speed in August - Canyon Lake, CA
  • Average wind speed in August: 4.1mph

The windiest month (with the highest average wind speed) is April (5.4mph).
The calmest months (with the lowest average wind speed) are August and September (4.1mph).

Average humidity in August
Canyon Lake, CA

Average humidity in August - Canyon Lake, CA
  • Average humidity in August: 50%

The month with the highest relative humidity is May (62%).
The months with the lowest relative humidity are August and November (50%).

Average rainfall in August
Canyon Lake, CA

Average rainfall in August - Canyon Lake, CA
  • Average rainfall in August: 0.04"

The wettest month (with the highest rainfall) is February (0.55").
The driest month (with the least rainfall) is June (0").

Average rainfall days in August
Canyon Lake, CA

Average rainfall days in August - Canyon Lake, CA
  • Average rainfall days in August: 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 (0.8 days).

Average daylight in August /
Average sunshine in August
Canyon Lake, CA

Average daylight in August / Average sunshine in August - Canyon Lake, CA
  • Average daylight in August: 13h 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: 10h and 0min).

  • Average sunshine in August: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in August
Canyon Lake, CA

Average sunshine days in August - Canyon Lake, CA
  • Average sunshine days in August: 28.1 days

The month with the most sunshine days is June (28.6 days).
The month with the least sunshine days is February (22.8 days).

Average UV index in August
Canyon Lake, CA

Average UV index in August - Canyon Lake, CA
  • Average UV index in August: 7

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

Average cloud cover in August
Canyon Lake, CA

Average cloud cover in August - Canyon Lake, CA
  • Average cloud cover in August: 5

The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in August
Canyon Lake, CA

Average visibility in August - Canyon Lake, CA
  • Average visibility in August: 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).

Canyon Lake, California, USA

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