July weather forecast
West Richland, WA

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Weather in July

July is a hot summer month in West Richland, Washington, with an average temperature fluctuating between 90.1°F (32.3°C) and 62.8°F (17.1°C).

Temperature

The warmest temperatures occur during July, when averages reach a peak of 90.1°F (32.3°C) and a low of 62.8°F (17.1°C).

Humidity

With an average relative humidity of 35%, July is the least humid month.

Rainfall

July and September are months with the least rain when the rain falls for 3.5 days and typically aggregates up to 0.2" (5mm) of rain.

Snowfall

In West Richland, snow does not fall in April through October.

Daylight

In West Richland, the average length of the day in July is 15h and 22min.
On the first day of July, sunrise is at 5:09 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:28 pm PDT.

Sunshine

The month with the most sunshine is July, with an average of 12.1h of sunshine.

UV index

With an average maximum UV index of 7, July is the month with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 7 during July, leads to the following recommendations:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

July, on average, is the warmest month, registering a high temperature of 90.1°F (32.3°C) and a low of 62.8°F (17.1°C).

How hot does it get in July?

The high-temperature during July is 90.1°F (32.3°C) and the low-temperature is 62.8°F (17.1°C).

What is the least humid month in West Richland?

The least humid month is July, with an average relative humidity of 35%.

What is the average humidity in July?

In July, the average relative humidity is 35%.

What is the driest month in West Richland?

July and September are months with the least rain in West Richland when the rain falls for 3.5 days and typically aggregates up to 0.2" (5mm) of rain.

How much does it rain in July?

In July, the rain falls for 3.5 days. Throughout July, 0.2" (5mm) of precipitation is accumulated.

When it does not snow?

In West Richland, snow does not fall in April through October.

What is the average length of the day in July in West Richland?

The average day length in July is 15h and 22min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:09 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:28 pm PDT.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 12.1h of sunshine.

How long on average sun shines in July?

In July, the average sunshine duration is 12.1h.

What is the month with the highest UV index?

The month with the highest UV index is July, with an average maximum UV index of 7.

How high is the UV index in July?

The average daily maximum UV index in July is 7. A UV Index of 6 to 7 symbolizes a high health threat from unsafe 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
West Richland, WA

Average temperature in July - West Richland, WA
  • Average high temperature in July: 90.1°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is December (38.1°F).

  • Average low temperature in July: 62.8°F

The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is December (27.5°F).

Average pressure in July
West Richland, WA

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

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

Average wind speed in July
West Richland, WA

Average wind speed in July - West Richland, WA
  • Average wind speed in July: 6.5mph

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is December (5.6mph).

Average humidity in July
West Richland, WA

Average humidity in July - West Richland, WA
  • Average humidity in July: 35%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is July (35%).

Average rainfall in July
West Richland, WA

Average rainfall in July - West Richland, WA
  • Average rainfall in July: 0.2"

The wettest month (with the highest rainfall) is December (0.94").
The driest months (with the least rainfall) are July and September (0.2").

Average rainfall days in July
West Richland, WA

Average rainfall days in July - West Richland, WA
  • Average rainfall days in July: 3.5 days

The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is July (3.5 days).

Average snowfall in July
West Richland, WA

Average snowfall in July - West Richland, WA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (2.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in July
West Richland, WA

Average snowfall days in July - West Richland, WA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (3.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
West Richland, WA

Average daylight in July / Average sunshine in July - West Richland, 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: 12h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in July
West Richland, WA

Average sunshine days in July - West Richland, WA
  • Average sunshine days in July: 25.7 days

The month with the most sunshine days is July (25.7 days).
The months with the least sunshine days are February and March (15.3 days).

Average UV index in July
West Richland, WA

Average UV index in July - West Richland, WA
  • Average UV index in July: 7

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in July
West Richland, WA

Average cloud cover in July - West Richland, WA
  • Average cloud cover in July: 9

The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 9).

Average visibility in July
West Richland, WA

Average visibility in July - West Richland, 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).

West Richland, Washington, USA

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