August weather forecast
Twisp, WA

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Weather in August

August in Twisp mimics the weather pattern of July closely, albeit with a slightly higher average high temperature. August’s warmer days attract scores of locals and tourists alike to the city’s numerous aquatic attractions and parks. As rainfall remains scanty and the relative humidity the lowest of the year, visitors are advised to stay hydrated and put on sunscreen. The lingering high pressure ensures excellent visibility, providing photographers with captivating landscapes. The city buzzes with summer festivities that seem to coincide with the radiant sunshine and azure skies.

Temperature

Twisp's warmest weather arrives in August, when temperatures average a high of 76.8°F (24.9°C) and a low of 48.9°F (9.4°C).

Humidity

July and August, with an average relative humidity of 51%, are the least humid months.

Rainfall

In Twisp, during August, the rain falls for 5.7 days and regularly aggregates up to 0.43" (11mm) of precipitation. Throughout the year, there are 141.4 rainfall days, and 18.07" (459mm) of precipitation is accumulated.

Snowfall

May through August are months without snowfall in Twisp.

Daylight

In Twisp, Washington, the average length of the day in August is 14h and 16min.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:36 pm. On the last day of August, in Twisp, Washington, sunrise is at 6:17 am and sunset at 7:43 pm PDT.

Sunshine

July and August, with an average of 11.9h of sunshine, are months with the most sunshine.

UV index

In August, the average daily maximum UV index in Twisp is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 4 in August translates into these instructions:
Be vigilant - Suggestions to stave off sun damage are provided. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What are the warmest months in Twisp?

With average high temperatures of 76.8°F (24.9°C) and lows of 48.9°F (9.4°C), August is the warmest month.

What is the average August temperature in Twisp?

In Twisp, 76.8°F (24.9°C) is the average high-temperature and 48.9°F (9.4°C) is the average low-temperature during August.

What is the least humid month in Twisp?

The months with the lowest humidity are July and August, with an average relative humidity of 51%.

What is the average humidity in August in Twisp?

The average relative humidity in August in Twisp, Washington, is 51%.

How much does it rain in Twisp in August?

In Twisp, Washington, in August, it is raining for 5.7 days, with typically 0.43" (11mm) of accumulated precipitation.

When it does not snow in Twisp?

May through August are months without snowfall in Twisp, Washington.

Does it snow in Twisp in August?

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

How many hours of daylight does Twisp have in August?

In August, the average day length in Twisp is 14h and 16min.

When are sunrise and sunset in August in Twisp?

In August, on the first day of the month, sunrise is at 5:36 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:43 pm PDT.

What is the month with the most sunshine in Twisp?

The months with the most sunshine are July and August, with an average of 11.9h of sunshine.

How many hours of sunshine does Twisp have in August?

The average sunshine duration in August is 11.9h.

What is the UV index reading in August in Twisp?

The average daily maximum UV index in August in Twisp is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Twisp, WA

Average temperature in August - Twisp, WA
  • Average high temperature in August: 76.8°F

The warmest month (with the highest average high temperature) is August (76.8°F).
The month with the lowest average high temperature is December (27.9°F).

  • Average low temperature in August: 48.9°F

The month with the highest average low temperature is August (48.9°F).
The coldest month (with the lowest average low temperature) is December (14.7°F).

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Average pressure in August
Twisp, WA

Average pressure in August - Twisp, WA
  • Average pressure in August: 29.94"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.94"Hg).

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Average wind speed in August
Twisp, WA

Average wind speed in August - Twisp, WA
  • Average wind speed in August: 4.9mph

The windiest month (with the highest average wind speed) is July (5.1mph).
The calmest months (with the lowest average wind speed) are January and December (3.5mph).

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Average humidity in August
Twisp, WA

Average humidity in August - Twisp, WA
  • Average humidity in August: 51%

The months with the highest relative humidity are January and February (92%).
The months with the lowest relative humidity are July and August (51%).

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Average rainfall in August
Twisp, WA

Average rainfall in August - Twisp, WA
  • Average rainfall in August: 0.43"

The wettest month (with the highest rainfall) is December (2.52").
The driest month (with the least rainfall) is July (0.35").

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Average rainfall days in August
Twisp, WA

Average rainfall days in August - Twisp, WA
  • Average rainfall days in August: 5.7 days

The month with the highest number of rainy days is March (17.1 days).
The month with the least rainy days is August (5.7 days).

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Average snowfall in August
Twisp, WA

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

The month with the highest snowfall is December (12.28").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days in August
Twisp, WA

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

The month with the highest number of snowfall days is December (15.5 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
Twisp, WA

Average daylight in August / Average sunshine in August - Twisp, WA
  • Average daylight in August: 14h and 2min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in August: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in August
Twisp, WA

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

The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is March (8.9 days).

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Average UV index in August
Twisp, WA

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

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Average cloud cover in August
Twisp, WA

Average cloud cover in August - Twisp, WA
  • Average cloud cover in August: 14

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in August
Twisp, WA

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

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).

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Twisp, Washington, USA

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