July weather forecast
Chinook, WA

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Weather in July

July in Chinook, Washington, is an enjoyable summer month, with an average temperature fluctuating between 63.1°F (17.3°C) and 54.7°F (12.6°C).

Temperature

Chinook notes an average high-temperature of an enjoyable 63.1°F (17.3°C) in July, hardly diverging from June. Nighttime temperature reflects an average dip to a cool 54.7°F (12.6°C) in July, subtly cooler than its daytime highs.

Humidity

In Chinook, Washington, the average relative humidity in July is 84%.

Rainfall

July is the month with the least rainfall. Rain falls for 7.8 days and accumulates 0.35" (9mm) of precipitation.

Snowfall

In Chinook, snow does not fall in March through August, October through December.

Daylight

In July, the average length of the day is 15h and 21min.
On the first day of July, sunrise is at 5:28 am and sunset at 9:11 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 8:46 pm PDT.

Sunshine

July has the most sunshine of the year, with an average of 9.7h of sunshine.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: A daily maximum UV index of 4 in July translates into the following instructions:
Make use of precautions - It is urged to ward off sun damage. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are July temperatures?

The average high-temperature and low-temperature during July are 63.1°F (17.3°C) and 54.7°F (12.6°C) respectively.

What is the average humidity in July in Chinook?

The average relative humidity in July is 84%.

What is the driest month in Chinook?

The month with the least rainfall is July, when the rain falls for 7.8 days and typically collects 0.35" (9mm) of precipitation.

How many days does it rain in July in Chinook?

In Chinook, during July, the rain falls for 7.8 days and regularly aggregates up to 0.35" (9mm) of precipitation.

When it does not snow?

In Chinook, snow does not fall in March through August, October through December.

What is the average length of the day in July?

In July, the average day length is 15h and 21min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 5:28 am and sunset at 9:11 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 8:46 pm PDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 9.7h of sunshine.

How long on average sun shines in July?

The average sunshine duration in July is 9.7h.

What is the month with the highest UV index?

May through September, with an average maximum UV index of 4, are months with the highest UV index.

What is the UV index intensity in July?

The average daily maximum UV index in July is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Chinook, WA

Average temperature in July - Chinook, WA
  • Average high temperature in July: 63.1°F

The warmest month (with the highest average high temperature) is August (63.9°F).
The month with the lowest average high temperature is December (46.8°F).

  • Average low temperature in July: 54.7°F

The month with the highest average low temperature is August (55.9°F).
The coldest month (with the lowest average low temperature) is December (41.5°F).

Average pressure in July
Chinook, WA

Average pressure in July - Chinook, WA
  • Average pressure in July: 30.08"Hg

The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).

Average wind speed in July
Chinook, WA

Average wind speed in July - Chinook, WA
  • Average wind speed in July: 7.8mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).

Average humidity in July
Chinook, WA

Average humidity in July - Chinook, WA
  • Average humidity in July: 84%

The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is April (80%).

Average rainfall in July
Chinook, WA

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

The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is July (0.35").

Average rainfall days in July
Chinook, WA

Average rainfall days in July - Chinook, WA
  • Average rainfall days in July: 7.8 days

The month with the highest number of rainy days is November (18.5 days).
The month with the least rainy days is August (6.7 days).

Average snowfall in July
Chinook, WA

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

The month with the highest snowfall is February (0.31").
The months with the least snowfall are March, April, May, June, July, August, October, November and December (0").

Average snowfall days in July
Chinook, WA

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

The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).

Average daylight in July /
Average sunshine in July
Chinook, WA

Average daylight in July / Average sunshine in July - Chinook, WA
  • Average daylight in July: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in July: 9h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in July
Chinook, WA

Average sunshine days in July - Chinook, WA
  • Average sunshine days in July: 19 days

The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is November (8.9 days).

Average UV index in July
Chinook, WA

Average UV index in July - Chinook, WA
  • Average UV index in July: 4

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are February, November and December (UV index 2).

Average cloud cover in July
Chinook, WA

Average cloud cover in July - Chinook, WA
  • Average cloud cover in July: 38

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 37).

Average visibility in July
Chinook, WA

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

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

Chinook, Washington, USA

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