August weather forecast
Big River, CA

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Weather in August

The last month of the summer, August, is another very hot month in Big River, California, with an average temperature varying between 85.6°F (29.8°C) and 103.6°F (39.8°C).

Temperature

The average high-temperature in August, at a sweltering 103.6°F (39.8°C), reveals a modest deviation from July's 104.2°F (40.1°C). During August, the nighttime temperature in Big River averages of 85.6°F (29.8°C).

Humidity

In August, the average relative humidity is 25%.

Rainfall

In Big River, in August, during 6 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. In Big River, California, during the entire year, the rain falls for 39.4 days and collects up to 3.9" (99mm) of precipitation.

Daylight

The average length of the day in August in Big River is 13h and 23min.
On the first day of the month, sunrise is at 5:49 am and sunset at 7:38 pm. On the last day of August, in Big River, sunrise is at 6:10 am and sunset at 7:04 pm PDT.

Sunshine

The average sunshine in August is 11.2h.

UV index

The average daily maximum UV index in August is 8. A UV Index value of 8 to 10 symbolizes a very high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the UV index of 8 transforms into the following advice:
Always be mindful of protection. The risk of damage to skin and eyes is significant if neglected. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

How hot does it get in Big River in August?

Big River in August has an average high-temperature of 103.6°F (39.8°C) and an average low-temperature of 85.6°F (29.8°C).

What is the average humidity in August in Big River?

In Big River, the average relative humidity in August is 25%.

How many days does it rain in August in Big River?

In Big River, during August, the rain falls for 6 days and regularly aggregates up to 0.55" (14mm) of precipitation.

What is the average length of the day in August in Big River?

In Big River, the average day length in August is 13h and 23min.

What time are sunrise and sunset in August in Big River?

In August, on the first day of the month, sunrise is at 5:49 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:04 pm PDT.

How long on average sun shines in August in Big River?

In August, the average sunshine duration in Big River is 11.2h.

What is the UV index intensity in August in Big River?

In August, the average daily maximum UV index in Big River, California, is 8. A UV Index estimate of 8 to 10 represents a very high health threat from unsafe 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
Big River, CA

Average temperature in August - Big River, CA
  • Average high temperature in August: 103.6°F

The warmest month (with the highest average high temperature) is July (104.2°F).
The month with the lowest average high temperature is December (61.2°F).

  • Average low temperature in August: 85.6°F

The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is December (47.1°F).

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Average pressure in August
Big River, CA

Average pressure in August - Big River, CA
  • Average pressure in August: 29.79"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.74"Hg).

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Average wind speed in August
Big River, CA

Average wind speed in August - Big River, CA
  • Average wind speed in August: 7.4mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is November (5.8mph).

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Average humidity in August
Big River, CA

Average humidity in August - Big River, CA
  • Average humidity in August: 25%

The months with the highest relative humidity are January and December (39%).
The month with the lowest relative humidity is June (15%).

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Average rainfall in August
Big River, CA

Average rainfall in August - Big River, CA
  • Average rainfall in August: 0.55"

The wettest month (with the highest rainfall) is July (0.59").
The driest months (with the least rainfall) are May and June (0.04").

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Average rainfall days in August
Big River, CA

Average rainfall days in August - Big River, CA
  • Average rainfall days in August: 6 days

The month with the highest number of rainy days is July (7.8 days).
The month with the least rainy days is May (1.2 days).

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Average daylight in August /
Average sunshine in August
Big River, CA

Average daylight in August / Average sunshine in August - Big River, 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: 9h and 54min).

  • Average sunshine in August: 11h and 1min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

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Average sunshine days in August
Big River, CA

Average sunshine days in August - Big River, CA
  • Average sunshine days in August: 20.8 days

The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is July (20.2 days).

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Average UV index in August
Big River, CA

Average UV index in August - Big River, CA
  • Average UV index in August: 8

The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in August
Big River, CA

Average cloud cover in August - Big River, CA
  • Average cloud cover in August: 8

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in August
Big River, CA

Average visibility in August - Big River, 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).

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Big River, California, USA

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