August weather forecast
Glenns Ferry, ID

Weather in August

The last month of the summer, August, is another hot month in Glenns Ferry, Idaho, with average temperature fluctuating between 64°F (17.8°C) and 89.8°F (32.1°C).

Temperature

In Glenns Ferry, the average high-temperature is practically the same as in July - a still tropical 89.8°F (32.1°C). In August, the average low-temperature is 64°F (17.8°C).

Humidity

In Glenns Ferry, the average relative humidity in August is 27%.

Rainfall

In August, the rain falls for 3.9 days. Throughout August, 0.16" (4mm) of precipitation is accumulated. Throughout the year, in Glenns Ferry, there are 80.6 rainfall days, and 7.36" (187mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In August, the average length of the day in Glenns Ferry is 13.9h.

Sunshine

In Glenns Ferry, the average sunshine is 11.5h.

UV index

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in August in Glenns Ferry?

In August, the average relative humidity in Glenns Ferry, Idaho, is 27%.

How much does it rain in Glenns Ferry in August?

In Glenns Ferry, in August, during 3.9 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

When it does not snow in Glenns Ferry?

May through September are months without snowfall in Glenns Ferry.

What is the average length of the day in August in Glenns Ferry?

In Glenns Ferry, the average length of the day in August is 13.9h.

How long on average sun shines in August in Glenns Ferry?

The average sunshine in August in Glenns Ferry, Idaho, is 11.5h.

What is the UV index intensity in August in Glenns Ferry?

In August, the average daily maximum UV index in Glenns Ferry, Idaho, is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in August
Glenns Ferry, ID

Average temperature in August - Glenns Ferry, ID
  • Average high temperature in August: 89.8°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is December (35.4°F).

  • Average low temperature in August: 64°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is December (24.4°F).

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Average pressure in August
Glenns Ferry, ID

Average pressure in August - Glenns Ferry, ID
  • Average pressure in August: 29.88"

The month with the highest atmospheric pressure is January (30.27").
The month with the lowest atmospheric pressure is June (29.87").

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Average wind speed in August
Glenns Ferry, ID

Average wind speed in August - Glenns Ferry, ID
  • Average wind speed in August: 6.9mph

The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).

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Average humidity in August
Glenns Ferry, ID

Average humidity in August - Glenns Ferry, ID
  • Average humidity in August: 27%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is July (26%).

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Average rainfall in August
Glenns Ferry, ID

Average rainfall in August - Glenns Ferry, ID
  • Average rainfall in August: 0.16"

The wettest month (with the highest rainfall) is December (1.22").
The driest month (with the least rainfall) is July (0.12").

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Average rainfall days in August
Glenns Ferry, ID

Average rainfall days in August - Glenns Ferry, ID
  • Average rainfall days in August: 3.9 days

The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is July (3.1 days).

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Average snowfall in August
Glenns Ferry, ID

Average snowfall in August - Glenns Ferry, ID
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.99").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Glenns Ferry, ID

Average snowfall days in August - Glenns Ferry, ID
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (5.2 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Glenns Ferry, ID

Average daylight in August / Average sunshine in August - Glenns Ferry, ID
  • Average daylight in August: 13.9h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in August: 11.5h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.1h).

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Average sunshine days in August
Glenns Ferry, ID

Average sunshine days in August - Glenns Ferry, ID
  • Average sunshine days in August: 23.9 days

The month with the most sunshine days is July (25 days).
The month with the least sunshine days is March (16.5 days).

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Average UV index in August
Glenns Ferry, ID

Average UV index in August - Glenns Ferry, ID
  • Average UV index in August: 6

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Glenns Ferry, ID

Average cloud cover in August - Glenns Ferry, ID
  • Average cloud cover in August: 9

The month with the most cloud cover is December (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 8).

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Average visibility in August
Glenns Ferry, ID

Average visibility in August - Glenns Ferry, ID
  • Average visibility in August: 6mi

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

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