August weather forecast
Snohomish, WA

Weather in August

August, the last month of the summer in Snohomish, is also a moderately hot month, with temperature in the range of an average low of 51.8°F (11°C) and an average high of 74.7°F (23.7°C).

Temperature

With an average high-temperature of 74.7°F (23.7°C) and an average low-temperature of 51.8°F (11°C), August is the warmest month.

Humidity

In August, the average relative humidity in Snohomish is 73%.

Rainfall

August is the month with the least rainfall in Snohomish. Rain falls for 4.8 days and accumulates 0.28" (7mm) of precipitation.

Snowfall

In Snohomish, snow does not fall in May through October.

Daylight

The average length of the day in August is 14h and 14min.
On the first day of August, sunrise is at 5:45 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:51 pm PDT.

Sunshine

August has the most sunshine of the year in Snohomish, with an average of 10.6h of sunshine.

UV index

In August, the average daily maximum UV index in Snohomish is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 4 in August transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in Snohomish?

The warmest month in Snohomish is August, with an average high-temperature of 74.7°F (23.7°C) and an average low-temperature of 51.8°F (11°C).

What is the temperature in August in Snohomish?

In August, the average high-temperature is 74.7°F (23.7°C), and the average low-temperature is 51.8°F (11°C).

What is the average humidity in August in Snohomish?

In August, the average relative humidity in Snohomish, Washington, is 73%.

What is the driest month in Snohomish?

August is the month with the least rainfall. Rain falls for 4.8 days and accumulates 0.28" (7mm) of precipitation.

How many days does it rain in August in Snohomish?

In Snohomish, in August, it is raining for 4.8 days, with typically 0.28" (7mm) of accumulated precipitation.

When it does not snow in Snohomish?

May through October are months without snowfall in Snohomish.

How many hours of daylight does Snohomish have in August?

The average day length in August in Snohomish, Washington, is 14h and 14min.

What time are sunrise and sunset in August in Snohomish?

In August, on the first day of the month, sunrise is at 5:45 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:51 pm PDT.

What month has the most sunshine in Snohomish?

With an average of 10.6h of sunshine, August has the most sunshine of the year.

How long on average sun shines in August in Snohomish?

The average sunshine duration in August is 10.6h.

How high is the UV index in August in Snohomish?

In August, the average daily maximum UV index in Snohomish is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Snohomish, WA

Average temperature in August - Snohomish, WA
  • Average high temperature in August: 74.7°F

The warmest month (with the highest average high temperature) is August (74.7°F).
The month with the lowest average high temperature is December (42.3°F).

  • Average low temperature in August: 51.8°F

The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is December (33.6°F).

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Average pressure in August
Snohomish, WA

Average pressure in August - Snohomish, 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
Snohomish, WA

Average wind speed in August - Snohomish, WA
  • Average wind speed in August: 3.4mph

The windiest month (with the highest average wind speed) is January (5.3mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).

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Average humidity in August
Snohomish, WA

Average humidity in August - Snohomish, WA
  • Average humidity in August: 73%

The months with the highest relative humidity are January, February, November and December (85%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in August
Snohomish, WA

Average rainfall in August - Snohomish, WA
  • Average rainfall in August: 0.28"

The wettest month (with the highest rainfall) is December (2.17").
The driest month (with the least rainfall) is August (0.28").

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Average rainfall days in August
Snohomish, WA

Average rainfall days in August - Snohomish, WA
  • Average rainfall days in August: 4.8 days

The month with the highest number of rainy days is March (15.8 days).
The month with the least rainy days is August (4.8 days).

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Average snowfall in August
Snohomish, WA

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

The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Snohomish, WA

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

The month with the highest number of snowfall days is February (2.7 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
Snohomish, WA

Average daylight in August / Average sunshine in August - Snohomish, WA
  • Average daylight in August: 14h and 14min

The month with the longest days is June (Average daylight: 15h and 58min).
The month with the shortest days is December (Average daylight: 8h and 28min).

  • Average sunshine in August: 10h and 36min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).

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Average sunshine days in August
Snohomish, WA

Average sunshine days in August - Snohomish, WA
  • Average sunshine days in August: 24 days

The month with the most sunshine days is August (24 days).
The month with the least sunshine days is April (12.3 days).

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Average UV index in August
Snohomish, WA

Average UV index in August - Snohomish, 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, November and December (UV index 2).

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Average cloud cover in August
Snohomish, WA

Average cloud cover in August - Snohomish, WA
  • Average cloud cover in August: 26

The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 26).

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Average visibility in August
Snohomish, WA

Average visibility in August - Snohomish, WA
  • Average visibility in August: 6mi

The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, May, November and December (5mi).

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