July weather forecast
Twisp, WA

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Weather in July

July in Twisp is synonymous with peak summer, portraying the warmest climate of the year with highs at 76.3°F (24.6°C). Sunshine numbers make a jump to their annual maximum and relative humidity drops to its lowest in the year at 51%, marking the driest month. The radiating warmth, combined with low rainfall, generates ideal conditions for swimming, boating or simply basking in the sun. Despite being the hottest month, pleasant evenings provide a welcome respite following hot summer days. July in Twisp is indeed the month of outdoor barbecues, water sports, and suntans.

Temperature

Twisp's weather in July shows a rise in the average high-temperature, moving up from June's refreshing 66.2°F (19°C) to a warm 76.3°F (24.6°C). In Twisp, the average temperature during the nights of July marks a significant drop from the daily high, settling at a frosty 47.8°F (8.8°C).

Humidity

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

Rainfall

The month with the least rainfall in Twisp is July, when the rain falls for 7.4 days and typically collects 0.35" (9mm) of precipitation.

Snowfall

In Twisp, snow does not fall in May through August.

Daylight

The average length of the day in July is 15h and 37min.
On the first day of the month, sunrise is at 5:03 am and sunset at 9:05 pm. On the last day of July, sunrise is at 5:35 am and sunset at 8:38 pm PDT.

Sunshine

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

UV index

With an average maximum UV index of 6, July is the month with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.
Note: In July, an average UV index of 6 transforms into the following instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What is the usual temperature for Twisp in July?

The average high-temperature and low-temperature during July are 76.3°F (24.6°C) and 47.8°F (8.8°C) respectively.

What are the least humid months 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 July in Twisp?

In Twisp, the average relative humidity in July is 51%.

What is the driest month in Twisp?

July is the month with the least rainfall in Twisp, Washington. Rain falls for 7.4 days and accumulates 0.35" (9mm) of precipitation.

How many days does it rain in July in Twisp?

In Twisp, Washington, during July, the rain falls for 7.4 days and regularly aggregates up to 0.35" (9mm) of precipitation.

When it does not snow in Twisp?

May through August are months without snowfall.

How many hours of daylight does Twisp have in July?

In July, the average day length is 15h and 37min.

When is the sunrise / sunset in July in Twisp?

On the first day of July in Twisp, Washington, sunrise is at 5:03 am and sunset at 9:05 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:38 pm PDT.

What are the months 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 long on average sun shines in July in Twisp?

The average sunshine duration in July is 11.9h.

When is the highest UV index in Twisp?

With an average maximum UV index of 6, July is the month with the highest UV index in Twisp.

What is the UV index intensity in July in Twisp?

In July, the average daily maximum UV index in Twisp is 6. A UV Index reading of 6 to 7 represents a high health threat 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 July
Twisp, WA

Average temperature in July - Twisp, WA
  • Average high temperature in July: 76.3°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 July: 47.8°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 July
Twisp, WA

Average pressure in July - Twisp, WA
  • Average pressure in July: 29.96"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 July
Twisp, WA

Average wind speed in July - Twisp, WA
  • Average wind speed in July: 5.1mph

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 July
Twisp, WA

Average humidity in July - Twisp, WA
  • Average humidity in July: 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 July
Twisp, WA

Average rainfall in July - Twisp, WA
  • Average rainfall in July: 0.35"

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 July
Twisp, WA

Average rainfall days in July - Twisp, WA
  • Average rainfall days in July: 7.4 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 July
Twisp, WA

Average snowfall in July - Twisp, WA
  • Average snowfall in July: 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 July
Twisp, WA

Average snowfall days in July - Twisp, WA
  • Average snowfall days in July: 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 July /
Average sunshine in July
Twisp, WA

Average daylight in July / Average sunshine in July - Twisp, WA
  • Average daylight in July: 15h and 4min

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 July: 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 July
Twisp, WA

Average sunshine days in July - Twisp, WA
  • Average sunshine days in July: 21.3 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 July
Twisp, WA

Average UV index in July - Twisp, WA
  • Average UV index in July: 6

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 July
Twisp, WA

Average cloud cover in July - Twisp, WA
  • Average cloud cover in July: 15

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 July
Twisp, WA

Average visibility in July - Twisp, WA
  • Average visibility in July: 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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