August weather forecast
Ritzville, WA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Ritzville, Washington, with temperature in the range of an average high of 85.1°F (29.5°C) and an average low of 64.6°F (18.1°C).

Temperature

August brings a marginal elevation to a still warm 85.1°F (29.5°C) from July's 85.6°F (29.8°C) in Ritzville's average high-temperatures. In Ritzville, August nights witness a steady temperature drop to a comfortable 64.6°F (18.1°C).

Humidity

August is the least humid month, with an average relative humidity of 34%.

Rainfall

The months with the least rainfall are July and August Rain falls for 4.8 days and accumulates 0.31" (8mm) of rain.

Snowfall

In Ritzville, Washington, snow does not fall in May through August.

Daylight

In Ritzville, the average length of the day in August is 14h and 10min.
On the first day of August, sunrise is at 5:33 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:34 pm PDT.

Sunshine

The months with the most sunshine are July and August, with an average of 12h of sunshine.

UV index

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: The average daily UV index of 6 in August transforms into the following instructions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

In Ritzville, in August, the average high-temperature is 85.1°F (29.5°C), and the average low-temperature is 64.6°F (18.1°C).

What is the least humid month?

August is the least humid month, with an average relative humidity of 34%.

What is the average humidity in August?

The average relative humidity in August is 34%.

What is the driest month?

The months with the least rainfall are July and August Rain falls for 4.8 days and accumulates 0.31" (8mm) of rain.

How much does it rain in August?

In Ritzville, in August, during 4.8 rainfall days, 0.31" (8mm) of precipitation is typically accumulated.

When it does not snow?

In Ritzville, snow does not fall in May through August.

Does it snow in August?

In Ritzville, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does Ritzville have in August?

In August, the average day length is 14h and 10min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:33 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:34 pm PDT.

What are the months with the most sunshine?

The months with the most sunshine are July and August, with an average of 12h of sunshine.

How many hours of sunshine does Ritzville have in August?

In Ritzville, the average sunshine duration in August is 12h.

What is the UV index reading in August?

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

Average temperature in August - Ritzville, WA
  • Average high temperature in August: 85.1°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is December (33.8°F).

  • Average low temperature in August: 64.6°F

The month with the highest average low temperature is August (64.6°F).
The coldest month (with the lowest average low temperature) is December (25.2°F).

Average pressure in August
Ritzville, WA

Average pressure in August - Ritzville, WA
  • Average pressure in August: 29.9"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).

Average wind speed in August
Ritzville, WA

Average wind speed in August - Ritzville, WA
  • Average wind speed in August: 7.3mph

The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

Average humidity in August
Ritzville, WA

Average humidity in August - Ritzville, WA
  • Average humidity in August: 34%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (34%).

Average rainfall in August
Ritzville, WA

Average rainfall in August - Ritzville, WA
  • Average rainfall in August: 0.31"

The wettest month (with the highest rainfall) is March (1.38").
The driest months (with the least rainfall) are July and August (0.31").

Average rainfall days in August
Ritzville, WA

Average rainfall days in August - Ritzville, WA
  • Average rainfall days in August: 4.8 days

The month with the highest number of rainy days is March (13.6 days).
The month with the least rainy days is July (4.2 days).

Average snowfall in August
Ritzville, WA

Average snowfall in August - Ritzville, WA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July and August (0").

Average snowfall days in August
Ritzville, WA

Average snowfall days in August - Ritzville, WA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (7.8 days).
The months with the least snowfall days are May, June, July and August (0 days).

Average daylight in August /
Average sunshine in August
Ritzville, WA

Average daylight in August / Average sunshine in August - Ritzville, WA
  • Average daylight in August: 14h and 1min

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 36min).

  • Average sunshine in August: 12h and 0min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average sunshine days in August
Ritzville, WA

Average sunshine days in August - Ritzville, WA
  • Average sunshine days in August: 23.3 days

The month with the most sunshine days is July (25.3 days).
The month with the least sunshine days is March (14.2 days).

Average UV index in August
Ritzville, WA

Average UV index in August - Ritzville, WA
  • Average UV index in August: 6

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 August
Ritzville, WA

Average cloud cover in August - Ritzville, WA
  • Average cloud cover in August: 12

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 11).

Average visibility in August
Ritzville, WA

Average visibility in August - Ritzville, WA
  • Average visibility in August: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Ritzville, Washington, USA

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