August weather forecast
Terrebonne, OR

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Weather in August

The last month of the summer, August, is another warm month in Terrebonne, Oregon, with an average temperature varying between 52.9°F (11.6°C) and 81°F (27.2°C).

Temperature

Entering August, Terrebonne's average high-temperature reads a still warm 81°F (27.2°C), indicating a close resemblance to the previous month's climate. A striking difference from the daytime highs is registered during August nights in Terrebonne, Oregon, with an average temperature of 52.9°F (11.6°C).

Heat index

For most parts of August, the heat index is appraised at 80.6°F (27°C). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

The months with the lowest humidity are July and August, with an average relative humidity of 47%.

Rainfall

In Terrebonne, Oregon, in August, it is raining for 3.8 days, with typically 0.35" (9mm) of accumulated precipitation. In Terrebonne, during the entire year, the rain falls for 125.1 days and collects up to 12.48" (317mm) of precipitation.

Snowfall

In Terrebonne, snow does not fall in June through August.

Daylight

In August, the average length of the day is 13h and 58min.
On the first day of the month, sunrise is at 5:52 am and sunset at 8:29 pm. On the last day of August, sunrise is at 6:27 am and sunset at 7:42 pm PDT.

Sunshine

In Terrebonne, Oregon, the average sunshine in August is 11.9h.

UV index

In August, the average daily maximum UV index in Terrebonne is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 5 during August translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What is the average August temperature in Terrebonne?

In Terrebonne, 81°F (27.2°C) is the average high-temperature and 52.9°F (11.6°C) is the average low-temperature during August. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 80.6°F (27°C).

What is the least humid month in Terrebonne?

July and August, with an average relative humidity of 47%, are the least humid months in Terrebonne, Oregon.

What is the average humidity in August in Terrebonne?

In August, the average relative humidity is 47%.

How many days does it rain in August in Terrebonne?

In Terrebonne, during August, the rain falls for 3.8 days and regularly aggregates up to 0.35" (9mm) of precipitation.

When it does not snow in Terrebonne?

June through August are months without snowfall in Terrebonne, Oregon.

Does it snow in Terrebonne in August?

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

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

The average day length in August in Terrebonne is 13h and 58min.

When are sunrise and sunset in August in Terrebonne?

On the first day of August in Terrebonne, Oregon, sunrise is at 5:52 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:42 pm PDT.

How long on average sun shines in August in Terrebonne?

In August, the average sunshine duration is 11.9h.

What is the UV index reading in August in Terrebonne?

In Terrebonne, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Terrebonne, OR

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

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (37°F).

  • Average low temperature in August: 52.9°F

The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is December (25.7°F).

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Average pressure in August
Terrebonne, OR

Average pressure in August - Terrebonne, OR
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).

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Average wind speed in August
Terrebonne, OR

Average wind speed in August - Terrebonne, OR
  • Average wind speed in August: 5.2mph

The windiest months (with the highest average wind speed) are March and April (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.2mph).

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Average humidity in August
Terrebonne, OR

Average humidity in August - Terrebonne, OR
  • Average humidity in August: 47%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are July and August (47%).

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Average rainfall in August
Terrebonne, OR

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

The wettest month (with the highest rainfall) is December (1.73").
The driest month (with the least rainfall) is July (0.24").

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Average rainfall days in August
Terrebonne, OR

Average rainfall days in August - Terrebonne, OR
  • Average rainfall days in August: 3.8 days

The month with the highest number of rainy days is March (16.1 days).
The month with the least rainy days is July (3.3 days).

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Average snowfall in August
Terrebonne, OR

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

The month with the highest snowfall is February (6.26").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Terrebonne, OR

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

The month with the highest number of snowfall days is December (12.1 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
Terrebonne, OR

Average daylight in August / Average sunshine in August - Terrebonne, 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: 11h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

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Average sunshine days in August
Terrebonne, OR

Average sunshine days in August - Terrebonne, OR
  • Average sunshine days in August: 24.4 days

The month with the most sunshine days is July (25.4 days).
The month with the least sunshine days is March (10.2 days).

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Average UV index in August
Terrebonne, OR

Average UV index in August - Terrebonne, 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
Terrebonne, OR

Average cloud cover in August - Terrebonne, OR
  • Average cloud cover in August: 10

The month with the most cloud cover is December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 10).

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Average visibility in August
Terrebonne, OR

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

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

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Terrebonne, Oregon, USA

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