July weather forecast
Plain, WA

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Weather in July

July in Plain, Washington, is a moderately hot summer month, with an average temperature varying between 77.2°F (25.1°C) and 48.9°F (9.4°C).

Temperature

July brings a rise in Plain's average high-temperature, moving from a comfortable 66.6°F (19.2°C) in June to a warm 77.2°F (25.1°C). Throughout July, Plain braces for a considerable drop from daytime highs, with an average low-temperature of 48.9°F (9.4°C).

Humidity

The months with the lowest humidity are July and August, with an average relative humidity of 56%.

Rainfall

July is the month with the least rainfall. Rain falls for 7.5 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

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

Daylight

In July, the average length of the day is 15h and 32min.
On the first day of the month, sunrise is at 5:08 am and sunset at 9:04 pm. On the last day of July, sunrise is at 5:39 am and sunset at 8:38 pm PDT.

Sunshine

In Plain, the average sunshine in July is 11.8h.

UV index

The month with the highest UV index in Plain, Washington, is July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. 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. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Plain in July?

During July, Plain experiences an average high-temperature of 77.2°F (25.1°C) and a low-temperature of 48.9°F (9.4°C).

What are the least humid months in Plain?

The months with the lowest humidity are July and August, with an average relative humidity of 56%.

What is the average humidity in July in Plain?

In July, the average relative humidity in Plain is 56%.

What is the driest month in Plain?

July is the month with the least rainfall. Rain falls for 7.5 days and accumulates 0.43" (11mm) of precipitation.

How many days does it rain in July in Plain?

In July, in Plain, the rain falls for 7.5 days. Throughout July, 0.43" (11mm) of precipitation is accumulated.

When it does not snow in Plain?

June through August are months without snowfall in Plain.

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

In Plain, the average day length in July is 15h and 32min.

What time are sunrise and sunset in July in Plain?

In July, on the first day of the month, sunrise is at 5:08 am and sunset at 9:04 pm. On the last day of the month, in Plain, Washington, sunrise is at 5:39 am and sunset at 8:38 pm PDT.

How long on average sun shines in July in Plain?

The average sunshine duration in July in Plain, Washington, is 11.8h.

What is the month with the highest UV index in Plain?

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

What is the UV index intensity in July in Plain?

The average daily maximum UV index in July in Plain is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Plain, WA

Average temperature in July - Plain, WA
  • Average high temperature in July: 77.2°F

The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is December (30.6°F).

  • Average low temperature in July: 48.9°F

The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is December (18.7°F).

Average pressure in July
Plain, WA

Average pressure in July - Plain, WA
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.95"Hg).

Average wind speed in July
Plain, WA

Average wind speed in July - Plain, WA
  • Average wind speed in July: 5.5mph

The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).

Average humidity in July
Plain, WA

Average humidity in July - Plain, WA
  • Average humidity in July: 56%

The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are July and August (56%).

Average rainfall in July
Plain, WA

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

The wettest month (with the highest rainfall) is January (4.33").
The driest month (with the least rainfall) is July (0.43").

Average rainfall days in July
Plain, WA

Average rainfall days in July - Plain, WA
  • Average rainfall days in July: 7.5 days

The month with the highest number of rainy days is March (18.2 days).
The month with the least rainy days is August (6.3 days).

Average snowfall in July
Plain, WA

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

The month with the highest snowfall is January (16.73").
The months with the least snowfall are June, July and August (0").

Average snowfall days in July
Plain, WA

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

The month with the highest number of snowfall days is December (17 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in July / Average sunshine in July - Plain, WA
  • Average daylight in July: 15h and 3min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in July: 11h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in July
Plain, WA

Average sunshine days in July - Plain, WA
  • Average sunshine days in July: 21 days

The month with the most sunshine days is August (21.9 days).
The month with the least sunshine days is February (6.8 days).

Average UV index in July
Plain, WA

Average UV index in July - Plain, 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 and February (UV index 1).

Average cloud cover in July
Plain, WA

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

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in July
Plain, WA

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

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, November and December (4mi).

Plain, Washington, USA

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