August weather forecast
Border, ID

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Weather in August

The last month of the summer, August, is another warm month in Border, Idaho, with temperature in the range of an average low of 49.8°F (9.9°C) and an average high of 77.5°F (25.3°C).

Temperature

The ushering in of August brings an average high-temperature of a still moderately hot 77.5°F (25.3°C), closely mirroring the 79.2°F (26.2°C) of July. Border receives a consistent average low-temperature of 49.8°F (9.9°C) in August, a substantial dip from the day's heat.

Humidity

The least humid month in Border is August, with an average relative humidity of 42%.

Rainfall

In Border, in August, during 8.9 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In Border, during the entire year, the rain falls for 105.7 days and collects up to 16.69" (424mm) of precipitation.

Snowfall

July and August are months without snowfall.

Daylight

In August, the average length of the day is 13h and 50min.
On the first day of August, sunrise is at 6:18 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:59 pm MDT.

Sunshine

July and August, with an average of 11.8h of sunshine, are months with the most sunshine.

UV index

In Border, the average daily maximum UV index in August is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: During August, 4 as the daily maximum UV index converts into the following advice:
Exercise prevention - Precautions against solar damage are endorsed. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

The high-temperature, in August, in Border, is 77.5°F (25.3°C), while the low-temperature averages to 49.8°F (9.9°C).

What is the least humid month?

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

What is the average humidity in August?

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

How many days does it rain in August?

In Border, in August, it is raining for 8.9 days, with typically 1.02" (26mm) of accumulated precipitation.

When it does not snow?

In Border, snow does not fall in July and August.

Does it snow in August?

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

What is the average length of the day in August?

The average day length in August is 13h and 50min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:18 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:59 pm MDT.

What is the month with the most sunshine in Border?

The months with the most sunshine in Border are July and August, with an average of 11.8h of sunshine.

How long on average sun shines in August?

In Border, the average sunshine duration in August is 11.8h.

What is the UV index reading in August?

In August, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Border, ID

Average temperature in August - Border, ID
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (25.5°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 January (8.4°F).

Average pressure in August
Border, ID

Average pressure in August - Border, ID
  • Average pressure in August: 29.94"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in August
Border, ID

Average wind speed in August - Border, ID
  • Average wind speed in August: 5.6mph

The windiest month (with the highest average wind speed) is June (6mph).
The calmest month (with the lowest average wind speed) is January (4.3mph).

Average humidity in August
Border, ID

Average humidity in August - Border, ID
  • Average humidity in August: 42%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (42%).

Average rainfall in August
Border, ID

Average rainfall in August - Border, ID
  • Average rainfall in August: 1.02"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is July (0.91").

Average rainfall days in August
Border, ID

Average rainfall days in August - Border, ID
  • Average rainfall days in August: 8.9 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in August
Border, ID

Average snowfall in August - Border, ID
  • Average snowfall in August: 0"

The month with the highest snowfall is March (12.17").
The months with the least snowfall are July and August (0").

Average snowfall days in August
Border, ID

Average snowfall days in August - Border, ID
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (20 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in August /
Average sunshine in August
Border, ID

Average daylight in August / Average sunshine in August - Border, ID
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in August
Border, ID

Average sunshine days in August - Border, ID
  • Average sunshine days in August: 17.2 days

The month with the most sunshine days is July (18.4 days).
The month with the least sunshine days is February (8.6 days).

Average UV index in August
Border, ID

Average UV index in August - Border, ID
  • 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, November and December (UV index 1).

Average cloud cover in August
Border, ID

Average cloud cover in August - Border, ID
  • Average cloud cover in August: 13

The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 13).

Average visibility in August
Border, ID

Average visibility in August - Border, ID
  • Average visibility in August: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).

Border, Idaho, USA

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