August weather forecast
Prospect, OR

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Weather in August

August, the last month of the summer in Prospect, is another warm month, with an average temperature fluctuating between 82°F (27.8°C) and 48.6°F (9.2°C).

Temperature

Prospect's warmest month, August, generally records average temperatures ranging from a high of 82°F (27.8°C) to a low of 48.6°F (9.2°C).

Heat index

The heat index for August is computed to be 84.2°F (29°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
Remember that heat index calculations are made for conditions in the shade with light wind. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'real feel', arises from combining readings of air temperature and relative moisture content. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

August is the least humid month in Prospect, with an average relative humidity of 60%.

Rainfall

In August, in Prospect, the rain falls for 4.2 days. Throughout August, 0.35" (9mm) of precipitation is accumulated. In Prospect, during the entire year, the rain falls for 140 days and collects up to 23.78" (604mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 52min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:30 pm. On the last day of August, sunrise is at 6:34 am and sunset at 7:45 pm PDT.

Sunshine

The average sunshine in August in Prospect is 11.8h.

UV index

The average daily maximum UV index in August in Prospect is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high daily UV index of 5 during August translates into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What is the hottest time of year in Prospect?

The average temperatures in Prospect, Oregon, reach their apex in August, averaging 82°F (27.8°C) at the high end and 48.6°F (9.2°C) at the low end.

What is the average August temperature in Prospect?

The high-temperature, in August, in Prospect, records 82°F (27.8°C), while the low-temperature is 48.6°F (9.2°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 84.2°F (29°C).

What is the least humid month in Prospect?

August is the least humid month in Prospect, with an average relative humidity of 60%.

What is the average humidity in August in Prospect?

In Prospect, the average relative humidity in August is 60%.

How many days does it rain in August in Prospect?

In Prospect, in August, during 4.2 rainfall days, 0.35" (9mm) of precipitation is typically accumulated.

When it does not snow in Prospect?

In Prospect, Oregon, snow does not fall in June through October.

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

In August, the average day length in Prospect is 13h and 52min.

What time are sunrise and sunset in August in Prospect?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 8:30 pm. On the last day of the month, in Prospect, sunrise is at 6:34 am and sunset at 7:45 pm PDT.

How many hours of sunshine does Prospect have in August?

The average sunshine duration in August in Prospect is 11.8h.

What is the UV index intensity in August in Prospect?

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

Average temperature in August - Prospect, OR
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (42.8°F).

  • Average low temperature in August: 48.6°F

The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (28.6°F).

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Average pressure in August
Prospect, OR

Average pressure in August - Prospect, OR
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).

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Average wind speed in August
Prospect, OR

Average wind speed in August - Prospect, OR
  • Average wind speed in August: 4mph

The windiest month (with the highest average wind speed) is January (5mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).

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Average humidity in August
Prospect, OR

Average humidity in August - Prospect, OR
  • Average humidity in August: 60%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (60%).

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Average rainfall in August
Prospect, OR

Average rainfall in August - Prospect, OR
  • Average rainfall in August: 0.35"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is July (0.24").

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Average rainfall days in August
Prospect, OR

Average rainfall days in August - Prospect, OR
  • Average rainfall days in August: 4.2 days

The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is July (3.8 days).

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Average snowfall in August
Prospect, OR

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

The month with the highest snowfall is February (6.77").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Prospect, OR

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

The month with the highest number of snowfall days is February (6.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Prospect, OR
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 11h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in August
Prospect, OR

Average sunshine days in August - Prospect, OR
  • Average sunshine days in August: 25.2 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is February (10 days).

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Average UV index in August
Prospect, OR

Average UV index in August - Prospect, 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, November and December (UV index 2).

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Average cloud cover in August
Prospect, OR

Average cloud cover in August - Prospect, OR
  • Average cloud cover in August: 13

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in August
Prospect, OR

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

The months with the highest visibility are July, August and September (6mi).
The month with the lowest visibility is December (4mi).

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Prospect, Oregon, USA

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