August weather forecast
Centralia, WA

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Weather in August

August, the last month of the summer in Centralia, is also a moderately hot month, with an average temperature ranging between min 49.8°F (9.9°C) and max 77.4°F (25.2°C).

Temperature

Centralia's August weather, with an average high temperature of 77.4°F (25.2°C) and an average low temperature of 49.8°F (9.9°C), tends to be the warmest of the year.

Humidity

The average relative humidity in August is 74%.

Rainfall

In Centralia, in August, it is raining for 5.6 days, with typically 0.39" (10mm) of accumulated precipitation. In Centralia, during the entire year, the rain falls for 168 days and collects up to 23.94" (608mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in August is 14h and 8min.
On the first day of August, sunrise is at 5:53 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:52 pm PDT.

Sunshine

The month with the most sunshine is August, with an average of 10.1h of sunshine.

UV index

The average daily maximum UV index in August is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 4 in August transforms into the following instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. 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 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

Centralia experiences its highest temperatures in August, with an average peak of 77.4°F (25.2°C) and a low of 49.8°F (9.9°C).

What is the temperature in August?

August temperatures vary between a high-temperature of 77.4°F (25.2°C) and a low-temperature of 49.8°F (9.9°C).

What is the average humidity in August in Centralia?

In August, the average relative humidity is 74%.

How many days does it rain in August?

In Centralia, in August, during 5.6 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in August?

The average day length in August is 14h and 8min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:53 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:31 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 10.1h of sunshine.

How long on average sun shines in August?

In August, the average sunshine duration is 10.1h.

What is the UV index intensity in August?

The average daily maximum UV index in August is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Centralia, WA

Average temperature in August - Centralia, WA
  • Average high temperature in August: 77.4°F

The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is December (42.6°F).

  • Average low temperature in August: 49.8°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).

Average pressure in August
Centralia, WA

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

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.02"Hg).

Average wind speed in August
Centralia, WA

Average wind speed in August - Centralia, WA
  • Average wind speed in August: 3.8mph

The windiest months (with the highest average wind speed) are January, March and November (4.5mph).
The calmest month (with the lowest average wind speed) is September (3.6mph).

Average humidity in August
Centralia, WA

Average humidity in August - Centralia, WA
  • Average humidity in August: 74%

The month with the highest relative humidity is November (90%).
The month with the lowest relative humidity is July (73%).

Average rainfall in August
Centralia, WA

Average rainfall in August - Centralia, WA
  • Average rainfall in August: 0.39"

The wettest month (with the highest rainfall) is January (3.86").
The driest month (with the least rainfall) is July (0.35").

Average rainfall days in August
Centralia, WA

Average rainfall days in August - Centralia, WA
  • Average rainfall days in August: 5.6 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (5.6 days).

Average snowfall in August
Centralia, WA

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

The month with the highest snowfall is February (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Centralia, WA

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

The month with the highest number of snowfall days is February (2.7 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
Centralia, WA

Average daylight in August / Average sunshine in August - Centralia, 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 6min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).

Average sunshine days in August
Centralia, WA

Average sunshine days in August - Centralia, WA
  • Average sunshine days in August: 20.9 days

The month with the most sunshine days is August (20.9 days).
The months with the least sunshine days are February and March (9.3 days).

Average UV index in August
Centralia, WA

Average UV index in August - Centralia, 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
Centralia, WA

Average cloud cover in August - Centralia, WA
  • Average cloud cover in August: 38

The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 38).

Average visibility in August
Centralia, WA

Average visibility in August - Centralia, WA
  • Average visibility in August: 4mi

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

Centralia, Washington, USA

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