August weather forecast
Bonney Lake, WA

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Weather in August

August, the last month of the summer in Bonney Lake, is another warm month, with temperature in the range of an average low of 50.9°F (10.5°C) and an average high of 75.7°F (24.3°C).

Temperature

The warmest temperatures occur during August, when averages reach a peak of 75.7°F (24.3°C) and a low of 50.9°F (10.5°C).

Humidity

The months with the lowest humidity are July and August, with an average relative humidity of 70%.

Rainfall

In Bonney Lake, during August, the rain falls for 6.8 days and regularly aggregates up to 0.71" (18mm) of precipitation. Throughout the year, in Bonney Lake, Washington, there are 185 rainfall days, and 35.71" (907mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In August, the average length of the day in Bonney Lake is 14h and 10min.
On the first day of the month, sunrise is at 5:48 am and sunset at 8:41 pm. On the last day of August, in Bonney Lake, Washington, sunrise is at 6:27 am and sunset at 7:49 pm PDT.

Sunshine

With an average of 10.9h of sunshine, August has the most sunshine of the year.

UV index

In Bonney Lake, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum UV index of 4 in August translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the hottest time of year in Bonney Lake?

August is the month when Bonney Lake experiences its warmest temperatures, averaging a high of 75.7°F (24.3°C) and a low of 50.9°F (10.5°C).

What are the temperatures in Bonney Lake in August?

The average high-temperature and low-temperature in Bonney Lake during August are 75.7°F (24.3°C) and 50.9°F (10.5°C) respectively.

What is the least humid month in Bonney Lake?

The months with the lowest humidity in Bonney Lake are July and August, with an average relative humidity of 70%.

What is the average humidity in August in Bonney Lake?

The average relative humidity in August in Bonney Lake, Washington, is 70%.

How much does it rain in Bonney Lake in August?

In Bonney Lake, in August, it is raining for 6.8 days, with typically 0.71" (18mm) of accumulated precipitation.

When it does not snow in Bonney Lake?

In Bonney Lake, Washington, snow does not fall in May through October.

What is the average length of the day in August in Bonney Lake?

The average day length in August in Bonney Lake is 14h and 10min.

When are sunrise and sunset in August in Bonney Lake?

On the first day of August in Bonney Lake, sunrise is at 5:48 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:49 pm PDT.

What month has the most sunshine in Bonney Lake?

August has the most sunshine of the year, with an average of 10.9h of sunshine.

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

In Bonney Lake, the average sunshine duration in August is 10.9h.

What is the UV index reading in August in Bonney Lake?

In Bonney Lake, the average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
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 August
Bonney Lake, WA

Average temperature in August - Bonney Lake, WA
  • Average high temperature in August: 75.7°F

The warmest month (with the highest average high temperature) is August (75.7°F).
The month with the lowest average high temperature is December (41.4°F).

  • Average low temperature in August: 50.9°F

The month with the highest average low temperature is August (50.9°F).
The coldest month (with the lowest average low temperature) is December (32°F).

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Average pressure in August
Bonney Lake, WA

Average pressure in August - Bonney Lake, WA
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

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Average wind speed in August
Bonney Lake, WA

Average wind speed in August - Bonney Lake, WA
  • Average wind speed in August: 3.5mph

The windiest month (with the highest average wind speed) is January (4.9mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

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Average humidity in August
Bonney Lake, WA

Average humidity in August - Bonney Lake, WA
  • Average humidity in August: 70%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are July and August (70%).

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Average rainfall in August
Bonney Lake, WA

Average rainfall in August - Bonney Lake, WA
  • Average rainfall in August: 0.71"

The wettest month (with the highest rainfall) is December (5.35").
The driest month (with the least rainfall) is July (0.51").

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Average rainfall days in August
Bonney Lake, WA

Average rainfall days in August - Bonney Lake, WA
  • Average rainfall days in August: 6.8 days

The month with the highest number of rainy days is March (20.7 days).
The month with the least rainy days is August (6.8 days).

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Average snowfall in August
Bonney Lake, WA

Average snowfall in August - Bonney Lake, WA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.31").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Bonney Lake, WA

Average snowfall days in August - Bonney Lake, WA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Bonney Lake, WA

Average daylight in August / Average sunshine in August - Bonney Lake, WA
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in August: 10h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

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Average sunshine days in August
Bonney Lake, WA

Average sunshine days in August - Bonney Lake, WA
  • Average sunshine days in August: 22 days

The month with the most sunshine days is August (22 days).
The month with the least sunshine days is February (8.2 days).

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Average UV index in August
Bonney Lake, WA

Average UV index in August - Bonney Lake, WA
  • Average UV index in August: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in August
Bonney Lake, WA

Average cloud cover in August - Bonney Lake, WA
  • Average cloud cover in August: 25

The months with the most cloud cover are January and December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in August
Bonney Lake, WA

Average visibility in August - Bonney Lake, WA
  • Average visibility in August: 6mi

The months with the highest visibility are July and August (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Bonney Lake, Washington, USA

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