August weather forecast
Catheys Valley, CA

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Weather in August

The last month of the summer, August, is also a fiery hot month in Catheys Valley, California, with an average temperature fluctuating between 64.8°F (18.2°C) and 97.9°F (36.6°C).

Temperature

The initiation of August sees an average high-temperature of a still torrid 97.9°F (36.6°C), showing minor variations from the previous month. In August, Catheys Valley experiences a significant drop from daily zeniths to an average nighttime temperature of 64.8°F (18.2°C).

Humidity

In Catheys Valley, the average relative humidity in August is 35%.

Rainfall

August is the month with the least rainfall. Rain falls for 1.3 days and accumulates 0.04" (1mm) of precipitation.

Daylight

In Catheys Valley, California, the average length of the day in August is 13h and 33min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:07 pm. On the last day of August, in Catheys Valley, sunrise is at 6:30 am and sunset at 7:30 pm PDT.

Sunshine

In August, the average sunshine is 12h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 7 during August leads to these instructions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

How hot is it in Catheys Valley in August?

In Catheys Valley, in August, the average high-temperature is 97.9°F (36.6°C), and the average low-temperature is 64.8°F (18.2°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in May is evaluated at 82.4°F (28°C).

What is the average humidity in August in Catheys Valley?

In Catheys Valley, California, the average relative humidity in August is 35%.

What is the driest month in Catheys Valley?

August is the month with the least rainfall in Catheys Valley, California. Rain falls for 1.3 days and accumulates 0.04" (1mm) of precipitation.

How many days does it rain in August in Catheys Valley?

In Catheys Valley, California, in August, during 1.3 rainfall days, 0.04" (1mm) of precipitation is typically accumulated.

How many hours of daylight does Catheys Valley have in August?

In August, the average day length in Catheys Valley, California, is 13h and 33min.

When is the sunrise / sunset in August in Catheys Valley?

On the first day of August in Catheys Valley, sunrise is at 6:05 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:30 pm PDT.

How many hours of sunshine does Catheys Valley have in August?

In Catheys Valley, the average sunshine duration in August is 12h.

When is the highest UV index in Catheys Valley?

The months with the highest UV index in Catheys Valley are June through August, with an average maximum UV index of 7.

How high is the UV index in August in Catheys Valley?

In August, the average daily maximum UV index in Catheys Valley, California, is 7. A UV Index of 6 to 7 symbolizes a high health risk 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
Catheys Valley, CA

Average temperature in August - Catheys Valley, CA
  • Average high temperature in August: 97.9°F

The warmest month (with the highest average high temperature) is July (99.1°F).
The month with the lowest average high temperature is December (55.9°F).

  • Average low temperature in August: 64.8°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

Average pressure in August
Catheys Valley, CA

Average pressure in August - Catheys Valley, CA
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Catheys Valley, CA

Average wind speed in August - Catheys Valley, CA
  • Average wind speed in August: 7.2mph

The windiest month (with the highest average wind speed) is June (8.3mph).
The calmest months (with the lowest average wind speed) are January and November (5.2mph).

Average humidity in August
Catheys Valley, CA

Average humidity in August - Catheys Valley, CA
  • Average humidity in August: 35%

The month with the highest relative humidity is January (70%).
The month with the lowest relative humidity is July (32%).

Average rainfall in August
Catheys Valley, CA

Average rainfall in August - Catheys Valley, CA
  • Average rainfall in August: 0.04"

The wettest month (with the highest rainfall) is March (2.44").
The driest month (with the least rainfall) is August (0.04").

Average rainfall days in August
Catheys Valley, CA

Average rainfall days in August - Catheys Valley, CA
  • Average rainfall days in August: 1.3 days

The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is June (1.1 days).

Average daylight in August /
Average sunshine in August
Catheys Valley, CA

Average daylight in August / Average sunshine in August - Catheys Valley, CA
  • Average daylight in August: 13h 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 36min).

  • Average sunshine in August: 12h and 0min

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

Average sunshine days in August
Catheys Valley, CA

Average sunshine days in August - Catheys Valley, CA
  • Average sunshine days in August: 28.8 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (18.8 days).

Average UV index in August
Catheys Valley, CA

Average UV index in August - Catheys Valley, CA
  • Average UV index in August: 7

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in August
Catheys Valley, CA

Average cloud cover in August - Catheys Valley, CA
  • Average cloud cover in August: 5

The month with the most cloud cover is March (Cloud cover 32).
The months with the least cloud cover are July and August (Cloud cover 5).

Average visibility in August
Catheys Valley, CA

Average visibility in August - Catheys Valley, 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).

Catheys Valley, California, USA

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