August weather forecast
Thornton, WA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Thornton, Washington, with an average temperature varying between 60.4°F (15.8°C) and 83.5°F (28.6°C).

Temperature

With average temperatures fluctuating between a high of 83.5°F (28.6°C) and a low of 60.4°F (15.8°C), August stands out as the warmest month.

Humidity

August is the least humid month, with an average relative humidity of 37%.

Rainfall

In Thornton, during August, the rain falls for 5.1 days and regularly aggregates up to 0.39" (10mm) of precipitation. In Thornton, during the entire year, the rain falls for 120.2 days and collects up to 14.69" (373mm) of precipitation.

Snowfall

In Thornton, snow does not fall in June through August.

Daylight

The average length of the day in August in Thornton is 14h and 10min.
On the first day of August in Thornton, sunrise is at 5:29 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 7:30 pm PDT.

Sunshine

July and August, with an average of 12h of sunshine, are months with the most sunshine in Thornton.

UV index

In Thornton, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In August, an average UV index of 5 transforms into the following instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What time of the year is the hottest in Thornton?

With an average high-temperature of 83.5°F (28.6°C) and an average low-temperature of 60.4°F (15.8°C), August is the warmest month in Thornton.

Is it hot in Thornton during August?

August temperatures in Thornton vary between a high-temperature of 83.5°F (28.6°C) and a low-temperature of 60.4°F (15.8°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 82.4°F (28°C).

What is the least humid month in Thornton?

With an average relative humidity of 37%, August is the least humid month in Thornton.

What is the average humidity in August in Thornton?

The average relative humidity in August in Thornton, Washington, is 37%.

How much does it rain in Thornton in August?

In August, in Thornton, Washington, the rain falls for 5.1 days. Throughout August, 0.39" (10mm) of precipitation is accumulated.

When it does not snow in Thornton?

June through August are months without snowfall.

Does it snow in Thornton in August?

In Thornton, Washington, in August, it doesn't snow. In September, it regularly snows.

What is the average length of the day in August in Thornton?

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

What time are sunrise and sunset in August in Thornton?

On the first day of August, sunrise is at 5:29 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 7:30 pm PDT.

What is the month with the most sunshine in Thornton?

July and August, with an average of 12h of sunshine, are months with the most sunshine in Thornton.

How many hours of sunshine does Thornton have in August?

In Thornton, Washington, the average sunshine duration in August is 12h.

What is the UV index intensity in August in Thornton?

The average daily maximum UV index in August in Thornton is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Thornton, WA

Average temperature in August - Thornton, WA
  • Average high temperature in August: 83.5°F

The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (34.7°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is December (24.6°F).

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Average pressure in August
Thornton, WA

Average pressure in August - Thornton, WA
  • Average pressure in August: 29.91"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed in August
Thornton, WA

Average wind speed in August - Thornton, WA
  • Average wind speed in August: 5.9mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in August
Thornton, WA

Average humidity in August - Thornton, WA
  • Average humidity in August: 37%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (37%).

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Average rainfall in August
Thornton, WA

Average rainfall in August - Thornton, WA
  • Average rainfall in August: 0.39"

The wettest month (with the highest rainfall) is December (1.93").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in August
Thornton, WA

Average rainfall days in August - Thornton, WA
  • Average rainfall days in August: 5.1 days

The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is July (4.5 days).

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Average snowfall in August
Thornton, WA

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

The month with the highest snowfall is February (6.69").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Thornton, WA

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

The months with the highest number of snowfall days are February and December (9.6 days).
The months with the least snowfall days are June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in August: 12h and 0min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 4h and 36min).

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Average sunshine days in August
Thornton, WA

Average sunshine days in August - Thornton, WA
  • Average sunshine days in August: 22.8 days

The month with the most sunshine days is July (24.6 days).
The month with the least sunshine days is February (12.2 days).

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Average UV index in August
Thornton, WA

Average UV index in August - Thornton, WA
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 7).
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
Thornton, WA

Average cloud cover in August - Thornton, WA
  • Average cloud cover in August: 12

The months with the most cloud cover are January and December (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 11).

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Average visibility in August
Thornton, WA

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

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

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Thornton, Washington, USA

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