July weather forecast
Richland, WA

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Weather in July

July stands out as the hottest month in Richland with temperatures soaring to a peak at 90.1°F (32.3°C). It marks the height of the summer season. Extended daylight hours, bright sunshine, and the lowest humidity level, create a sultry atmosphere. Despite, the lack of shade, the inhabitants find respite in the breezy evenings. The weather transitions from scorching afternoons to moderately warm evenings.

Temperature

July, recognised by an average high temperature of 90.1°F (32.3°C) and a low of 62.8°F (17.1°C), is Richland's warmest month.

Humidity

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

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.

Daylight

In 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 8:52 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:28 pm PDT.

Sunshine

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

UV index

With an average maximum UV index of 7, July is the month with the highest UV index in Richland. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In July, the average maximum UV index of 7 translates into the following recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What month is the hottest in Richland?

The average temperatures in Richland, Washington, reach their apex in July, averaging 90.1°F (32.3°C) at the high end and 62.8°F (17.1°C) at the low end.

How hot is it in Richland in July?

The high-temperature, in July, in Richland, is 90.1°F (32.3°C), while the low-temperature averages to 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 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 July, in Richland, the rain falls for 3.5 days. Throughout July, 0.2" (5mm) of precipitation is accumulated.

When it does not snow in Richland?

April through October are months without snowfall.

How many hours of daylight does Richland have in July?

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

When are sunrise and sunset in July in Richland?

On the first day of July in Richland, Washington, sunrise is at 5:09 am and sunset at 8:52 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 in Richland?

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

How many hours of sunshine does Richland have in July?

In July, the average sunshine duration in Richland 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 in Richland, Washington.

How high is the UV index in July in Richland?

The average daily maximum UV index in July in Richland, Washington, is 7. A UV Index of 6 to 7 symbolizes a high hazard to health 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
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 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).

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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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Richland, Washington, USA

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