July weather forecast
Colville, WA

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Weather in July

July in Colville, Washington, is a moderately hot summer month, with an average temperature fluctuating between 49.1°F (9.5°C) and 82.2°F (27.9°C).

Temperature

July brings an increase in the average high-temperature, progressing from a pleasant 71.1°F (21.7°C) in June to a warm 82.2°F (27.9°C). A noteworthy temperature dip to a chilly 49.1°F (9.5°C) is observed during the nights of July.

Heat index

The heat index value for July is evaluated at 82.4°F (28°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
Heat index values are typically calculated for conditions of shade and a light breeze. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

The average relative humidity in July in Colville is 51%.

Rainfall

In Colville, in July, it is raining for 5.8 days, with typically 0.43" (11mm) of accumulated precipitation. Throughout the year, there are 128.8 rainfall days, and 13.62" (346mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in July is 15h and 39min.
On the first day of July, sunrise is at 4:54 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:30 pm PDT.

Sunshine

In Colville, Washington, the average sunshine in July is 11.7h.

UV index

July is the month with the highest UV index in Colville, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: During July, 6 as the daily maximum UV index converts into the following advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What are the temperatures in Colville in July?

July temperatures in Colville, Washington, vary between a high-temperature of 82.2°F (27.9°C) and a low-temperature of 49.1°F (9.5°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 82.4°F (28°C).

What is the average humidity in July in Colville?

The average relative humidity in July in Colville is 51%.

How many days does it rain in July in Colville?

In Colville, Washington, during July, the rain falls for 5.8 days and regularly aggregates up to 0.43" (11mm) of precipitation.

When it does not snow in Colville?

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

What is the average length of the day in July in Colville?

In Colville, Washington, the average day length in July is 15h and 39min.

When are sunrise and sunset in July in Colville?

In July, on the first day of the month, sunrise is at 4:54 am and sunset at 8:57 pm. On the last day of the month, in Colville, sunrise is at 5:25 am and sunset at 8:30 pm PDT.

How long on average sun shines in July in Colville?

In Colville, Washington, the average sunshine duration in July is 11.7h.

When is the highest UV index in Colville?

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

What is the UV index intensity in July in Colville?

The average daily maximum UV index in July in Colville, Washington, is 6. A UV Index reading of 6 to 7 represents a high health threat 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 July
Colville, WA

Average temperature in July - Colville, WA
  • Average high temperature in July: 82.2°F

The warmest month (with the highest average high temperature) is August (82.6°F).
The month with the lowest average high temperature is December (29.3°F).

  • Average low temperature in July: 49.1°F

The month with the highest average low temperature is August (50°F).
The coldest month (with the lowest average low temperature) is February (16.7°F).

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Average pressure in July
Colville, WA

Average pressure in July - Colville, WA
  • Average pressure in July: 29.93"Hg

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

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Average wind speed in July
Colville, WA

Average wind speed in July - Colville, WA
  • Average wind speed in July: 3.5mph

The windiest month (with the highest average wind speed) is April (4mph).
The calmest months (with the lowest average wind speed) are January and December (3.1mph).

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Average humidity in July
Colville, WA

Average humidity in July - Colville, WA
  • Average humidity in July: 51%

The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (49%).

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Average rainfall in July
Colville, WA

Average rainfall in July - Colville, WA
  • Average rainfall in July: 0.43"

The wettest months (with the highest rainfall) are November and December (1.54").
The driest month (with the least rainfall) is August (0.28").

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Average rainfall days in July
Colville, WA

Average rainfall days in July - Colville, WA
  • Average rainfall days in July: 5.8 days

The month with the highest number of rainy days is April (16.1 days).
The month with the least rainy days is August (4.1 days).

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Average snowfall in July
Colville, WA

Average snowfall in July - Colville, WA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (7.8").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days in July
Colville, WA

Average snowfall days in July - Colville, WA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (13.9 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
Colville, WA

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

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in July: 11h and 4min

The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in July
Colville, WA

Average sunshine days in July - Colville, WA
  • Average sunshine days in July: 23 days

The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is March (11.2 days).

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Average UV index in July
Colville, WA

Average UV index in July - Colville, 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, November and December (UV index 1).

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Average cloud cover in July
Colville, WA

Average cloud cover in July - Colville, WA
  • Average cloud cover in July: 16

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in July
Colville, WA

Average visibility in July - Colville, WA
  • Average visibility in July: 6mi

The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).

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Colville, Washington, USA

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