August weather forecast
Lacey, WA

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Weather in August

Continuing in the vein of the warm summer months, August in Lacey maintains a similar temperature range to July. As summer progresses, the air becomes drier, reducing the overall humidity. However, August retains the charm of sunny days with an average of 10.2h of sunshine despite slightly reducing daylight hours. The steady winds, peaking at maximum speeds of 4.5mph (7.2km/h), alleviate the summer heat to some degree.

Temperature

August is the month when Lacey experiences its warmest temperatures, averaging a high of 78.6°F (25.9°C) and a low of 50.5°F (10.3°C).

Humidity

In Lacey, Washington, the average relative humidity in August is 73%.

Rainfall

In Lacey, in August, during 5.5 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. Throughout the year, there are 177.4 rainfall days, and 37.05" (941mm) of precipitation is accumulated.

Snowfall

In Lacey, snow does not fall in April through October.

Daylight

In August, the average length of the day is 14h and 10min.
On the first day of August in Lacey, sunrise is at 5:51 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:52 pm PDT.

Sunshine

The month with the most sunshine is August, with an average of 10.2h of sunshine.

UV index

In August, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 4 in August translates into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

August is the warmest month, exhibiting average temperatures of 78.6°F (25.9°C) at the peak and 50.5°F (10.3°C) at the base.

What are the temperatures in August?

In Lacey, in August, the average high-temperature is 78.6°F (25.9°C), and the average low-temperature is 50.5°F (10.3°C).

What is the average humidity in August?

The average relative humidity in August is 73%.

How much does it rain in August?

In Lacey, in August, it is raining for 5.5 days, with typically 0.47" (12mm) of accumulated precipitation.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Lacey have in August?

The average day length in August is 14h and 10min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:51 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:52 pm PDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.2h of sunshine.

How long on average sun shines in August?

The average sunshine duration in August is 10.2h.

What is the UV index reading in August?

In August, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
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
Lacey, WA

Average temperature in August - Lacey, WA
  • Average high temperature in August: 78.6°F

The warmest month (with the highest average high temperature) is August (78.6°F).
The month with the lowest average high temperature is December (43°F).

  • Average low temperature in August: 50.5°F

The month with the highest average low temperature is August (50.5°F).
The coldest month (with the lowest average low temperature) is December (33.4°F).

Average pressure in August
Lacey, WA

Average pressure in August - Lacey, WA
  • Average pressure in August: 30.02"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).

Average wind speed in August
Lacey, WA

Average wind speed in August - Lacey, WA
  • Average wind speed in August: 4mph

The windiest months (with the highest average wind speed) are March and November (4.6mph).
The calmest month (with the lowest average wind speed) is September (3.8mph).

Average humidity in August
Lacey, WA

Average humidity in August - Lacey, WA
  • Average humidity in August: 73%

The months with the highest relative humidity are January, November and December (89%).
The month with the lowest relative humidity is July (71%).

Average rainfall in August
Lacey, WA

Average rainfall in August - Lacey, WA
  • Average rainfall in August: 0.47"

The wettest month (with the highest rainfall) is December (5.79").
The driest month (with the least rainfall) is July (0.39").

Average rainfall days in August
Lacey, WA

Average rainfall days in August - Lacey, WA
  • Average rainfall days in August: 5.5 days

The month with the highest number of rainy days is March (20.4 days).
The month with the least rainy days is August (5.5 days).

Average snowfall in August
Lacey, WA

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

The month with the highest snowfall is February (2.32").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Lacey, WA

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

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

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

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

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

Average sunshine days in August
Lacey, WA

Average sunshine days in August - Lacey, WA
  • Average sunshine days in August: 22.4 days

The month with the most sunshine days is August (22.4 days).
The month with the least sunshine days is February (8.4 days).

Average UV index in August
Lacey, WA

Average UV index in August - Lacey, WA
  • Average UV index in August: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Lacey, WA

Average cloud cover in August - Lacey, WA
  • Average cloud cover in August: 35

The months with the most cloud cover are January and December (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in August
Lacey, WA

Average visibility in August - Lacey, WA
  • Average visibility in August: 5mi

The months with the highest visibility are June, July and August (5mi).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (4mi).

Lacey, Washington, USA

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