August weather forecast
Clearwater, WA

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Weather in August

August, the last month of the summer in Clearwater, is another refreshing month, with temperature in the range of an average high of 65.8°F (18.8°C) and an average low of 52.5°F (11.4°C).

Temperature

In Clearwater, Washington, August is the warmest month, with temperatures averaging a high of 65.8°F (18.8°C) and a low of 52.5°F (11.4°C).

Humidity

In August, the average relative humidity is 82%.

Rainfall

In Clearwater, during August, the rain falls for 6.8 days and regularly aggregates up to 1.18" (30mm) of precipitation. Throughout the year, there are 169.3 rainfall days, and 37.83" (961mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall in Clearwater.

Daylight

In Clearwater, the average length of the day in August is 14h and 12min.
On the first day of August, sunrise is at 5:55 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:58 pm PDT.

Sunshine

The months with the most sunshine are July and August, with an average of 10.1h of sunshine.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 4 during August leads to these instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

Clearwater's warmest weather arrives in August, when temperatures average a high of 65.8°F (18.8°C) and a low of 52.5°F (11.4°C).

What is the average August temperature?

The average high-temperature, in August, in Clearwater, is 65.8°F (18.8°C), while the average low-temperature is 52.5°F (11.4°C).

What is the average humidity in August?

In Clearwater, the average relative humidity in August is 82%.

How many days does it rain in August in Clearwater?

In August, the rain falls for 6.8 days. Throughout August, 1.18" (30mm) of precipitation is accumulated.

When it does not snow?

April through November are months without snowfall.

What is the average length of the day in August?

The average day length in August is 14h and 12min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:55 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:58 pm PDT.

What are the months with the most sunshine?

July and August, with an average of 10.1h of sunshine, are months with the most sunshine.

How long on average sun shines in August?

In Clearwater, the average sunshine duration in August is 10.1h.

When is the highest UV index?

The months with the highest UV index are May through September, with an average maximum UV index of 4.

What is the UV index reading in August?

In August, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to 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 August
Clearwater, WA

Average temperature in August - Clearwater, WA
  • Average high temperature in August: 65.8°F

The warmest month (with the highest average high temperature) is August (65.8°F).
The month with the lowest average high temperature is December (45.1°F).

  • Average low temperature in August: 52.5°F

The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is February (38.7°F).

Average pressure in August
Clearwater, WA

Average pressure in August - Clearwater, WA
  • Average pressure in August: 30.04"Hg

The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (29.99"Hg).

Average wind speed in August
Clearwater, WA

Average wind speed in August - Clearwater, WA
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in August
Clearwater, WA

Average humidity in August - Clearwater, WA
  • Average humidity in August: 82%

The months with the highest relative humidity are January, November and December (84%).
The month with the lowest relative humidity is May (80%).

Average rainfall in August
Clearwater, WA

Average rainfall in August - Clearwater, WA
  • Average rainfall in August: 1.18"

The wettest month (with the highest rainfall) is January (6.89").
The driest month (with the least rainfall) is July (0.51").

Average rainfall days in August
Clearwater, WA

Average rainfall days in August - Clearwater, WA
  • Average rainfall days in August: 6.8 days

The month with the highest number of rainy days is November (19.4 days).
The month with the least rainy days is August (6.8 days).

Average snowfall in August
Clearwater, WA

Average snowfall in August - Clearwater, WA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in August
Clearwater, WA

Average snowfall days in August - Clearwater, WA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Clearwater, WA

Average daylight in August / Average sunshine in August - Clearwater, 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 30min).

  • Average sunshine in August: 10h and 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in August
Clearwater, WA

Average sunshine days in August - Clearwater, WA
  • Average sunshine days in August: 21.4 days

The month with the most sunshine days is August (21.4 days).
The month with the least sunshine days is November (9.4 days).

Average UV index in August
Clearwater, WA

Average UV index in August - Clearwater, WA
  • Average UV index in August: 4

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Clearwater, WA

Average cloud cover in August - Clearwater, WA
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in August
Clearwater, WA

Average visibility in August - Clearwater, WA
  • 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).

Clearwater, Washington, USA

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