July weather forecast
Richland, WA

Weather in July

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

Temperature

With an average high-temperature of 90.1°F (32.3°C) and an average low-temperature of 62.8°F (17.1°C), July is the warmest month.

Humidity

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

Rainfall

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

Snowfall

April through October are months without snowfall in Richland, Washington.

Daylight

The average length of the day in July is 15h and 22min.
On the first day of the month, sunrise is at 5:09 am and sunset at 8:52 pm. On the last day of July, sunrise is at 5:37 am and sunset at 8:29 pm PDT.

Sunshine

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

UV index

July is the month with the highest UV index, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 7 in July interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the warmest month in Richland?

With an average high-temperature of 90.1°F (32.3°C) and an average low-temperature of 62.8°F (17.1°C), July is the warmest month in Richland, Washington.

What is the temperature in July in Richland?

In July, in Richland, Washington, the average high-temperature is 90.1°F (32.3°C), and the average low-temperature is 62.8°F (17.1°C).

What is the least humid month in Richland?

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

What is the average humidity in July in Richland?

In July, the average relative humidity in Richland, Washington, is 35%.

What is the driest month in Richland?

The months with the least rainfall in Richland are July and September Rain falls for 3.5 days and accumulates 0.2" (5mm) of rain.

How much does it rain in Richland in July?

In Richland, Washington, in July, it is raining for 3.5 days, with typically 0.2" (5mm) of accumulated precipitation.

When it does not snow in Richland?

April through October are months without snowfall in Richland, Washington.

How many hours of daylight does Richland have in July?

In Richland, the average day length in July is 15h and 22min.

When are sunrise and sunset in July in Richland?

In July, on the first day of the month, sunrise is at 5:09 am and sunset at 8:52 pm. On the last day of the month, in Richland, sunrise is at 5:37 am and sunset at 8:29 pm PDT.

What month has the most sunshine in Richland?

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

How long on average sun shines in July in Richland?

In Richland, Washington, the average sunshine duration in July is 12.1h.

When is the highest UV index in Richland?

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

What is the UV index reading in July in Richland?

In July, the average daily maximum UV index in Richland is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Richland, WA

Average temperature in July - 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).

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Average pressure in July
Richland, WA

Average pressure in July - 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).

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Average wind speed in July
Richland, WA

Average wind speed in July - 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).

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Average humidity in July
Richland, WA

Average humidity in July - 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%).

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Average rainfall in July
Richland, WA

Average rainfall in July - 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").

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Average rainfall days in July
Richland, WA

Average rainfall days in July - 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).

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Average snowfall in July
Richland, WA

Average snowfall in July - 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").

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Average snowfall days in July
Richland, WA

Average snowfall days in July - 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).

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

Average daylight in July / Average sunshine in July - Richland, WA
  • Average daylight in July: 15h and 22min

The month with the longest days is June (Average daylight: 15h and 44min).
The month with the shortest days is December (Average daylight: 8h and 41min).

  • Average sunshine in July: 12h and 6min

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).

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Average sunshine days in July
Richland, WA

Average sunshine days in July - 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).

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Average UV index in July
Richland, WA

Average UV index in July - 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).

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Average cloud cover in July
Richland, WA

Average cloud cover in July - 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).

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Average visibility in July
Richland, WA

Average visibility in July - 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).

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