August weather forecast
Monument, OR

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Weather in August

August, the last month of the summer in Monument, is also a moderately hot month, with temperature in the range of an average high of 81°F (27.2°C) and an average low of 49.6°F (9.8°C).

Temperature

Monument commences August with an average high-temperature of a still warm 81°F (27.2°C), maintaining a close resemblance to the previous month. August nights report a substantial dip from daytime highs to an average of 49.6°F (9.8°C).

Heat index

The average heat index in August is appraised at 80.6°F (27°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

With an average relative humidity of 42%, August is the least humid month in Monument.

Rainfall

In August, in Monument, the rain falls for 3.3 days. Throughout August, 0.28" (7mm) of precipitation is accumulated. Throughout the year, there are 127.7 rainfall days, and 17.09" (434mm) of precipitation is accumulated.

Snowfall

June through August are months without snowfall.

Daylight

In Monument, the average length of the day in August is 14h and 0min.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:23 pm. On the last day of August, in Monument, sunrise is at 6:19 am and sunset at 7:35 pm PDT.

Sunshine

With an average of 12.1h of sunshine, August has the most sunshine of the year in Monument.

UV index

In Monument, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 5 during August translates into the following directions:
Undertake protective steps - Preventing sun damage is advised. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Frequently asked questions

What is the average August temperature in Monument?

Monument in August has an average high-temperature of 81°F (27.2°C) and an average low-temperature of 49.6°F (9.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is appraised at 80.6°F (27°C).

What is the least humid month in Monument?

With an average relative humidity of 42%, August is the least humid month in Monument.

What is the average humidity in August in Monument?

In Monument, Oregon, the average relative humidity in August is 42%.

How many days does it rain in August in Monument?

In Monument, in August, during 3.3 rainfall days, 0.28" (7mm) of precipitation is typically accumulated.

When it does not snow in Monument?

June through August are months without snowfall in Monument.

Does it snow in Monument in August?

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

What is the average length of the day in August in Monument?

In Monument, the average day length in August is 14h and 0min.

When are sunrise and sunset in August in Monument?

In August, on the first day of the month, sunrise is at 5:44 am and sunset at 8:23 pm. On the last day of the month, in Monument, sunrise is at 6:19 am and sunset at 7:35 pm PDT.

What month has the most sunshine in Monument?

August has the most sunshine of the year, with an average of 12.1h of sunshine.

How many hours of sunshine does Monument have in August?

In August, the average sunshine duration is 12.1h.

How high is the UV index in August in Monument?

In August, the average daily maximum UV index in Monument is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from 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
Monument, OR

Average temperature in August - Monument, OR
  • Average high temperature in August: 81°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (33.4°F).

  • Average low temperature in August: 49.6°F

The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is December (19.6°F).

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Average pressure in August
Monument, OR

Average pressure in August - Monument, OR
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).

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Average wind speed in August
Monument, OR

Average wind speed in August - Monument, OR
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest months (with the lowest average wind speed) are August and September (5mph).

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Average humidity in August
Monument, OR

Average humidity in August - Monument, OR
  • Average humidity in August: 42%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in August
Monument, OR

Average rainfall in August - Monument, OR
  • Average rainfall in August: 0.28"

The wettest month (with the highest rainfall) is February (2.28").
The driest month (with the least rainfall) is July (0.24").

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Average rainfall days in August
Monument, OR

Average rainfall days in August - Monument, OR
  • Average rainfall days in August: 3.3 days

The month with the highest number of rainy days is March (17.3 days).
The month with the least rainy days is August (3.3 days).

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Average snowfall in August
Monument, OR

Average snowfall in August - Monument, OR
  • Average snowfall in August: 0"

The month with the highest snowfall is February (10.31").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Monument, OR

Average snowfall days in August - Monument, OR
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (14.5 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in August /
Average sunshine in August
Monument, OR

Average daylight in August / Average sunshine in August - Monument, OR
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 12h and 1min

The month with the most sunshine is August (Average sunshine: 12h and 6min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).

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Average sunshine days in August
Monument, OR

Average sunshine days in August - Monument, OR
  • Average sunshine days in August: 24.8 days

The month with the most sunshine days is July (24.9 days).
The month with the least sunshine days is February (9 days).

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Average UV index in August
Monument, OR

Average UV index in August - Monument, OR
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in August
Monument, OR

Average cloud cover in August - Monument, OR
  • Average cloud cover in August: 9

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 9).

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Average visibility in August
Monument, OR

Average visibility in August - Monument, OR
  • Average visibility in August: 6mi

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Monument, Oregon, USA

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