August weather forecastMountain Home, ID
August
Weather in August
August in Mountain Home, Idaho, USA continues the trend of warm summer days, with an average high of 90.1°F (32.3°C) and a low of 65.8°F (18.8°C). Interestingly, the rainfall witnesses its lowest point of the year at just 0.08" (2mm), making August the driest month. As summer winds down, there's still plenty of sunshine to enjoy with lingering warm temperatures. The city is vibrant under clear azure skies, offering ideal conditions for outdoor explorations.Temperature
The advent of August denotes an average high-temperature of a still hot 90.1°F (32.3°C), subtly different from July's 91.8°F (33.2°C). Mountain Home's average nighttime temperature descends significantly from the day's peak in August, settling at a comfortable 65.8°F (18.8°C).Humidity
In Mountain Home, the average relative humidity in August is 26%.Rainfall
The month with the least rainfall is August, when the rain falls for 2.2 days and typically collects 0.08" (2mm) of precipitation.Snowfall
In Mountain Home, snow does not fall in May through September.Daylight
In August, the average length of the day in Mountain Home is 13h and 53min.On the first day of the month, sunrise is at 6:34 am and sunset at 9:03 pm. On the last day of August, sunrise is at 7:06 am and sunset at 8:18 pm MDT.
Sunshine
The average sunshine in August is 11.5h.UV index
In Mountain Home, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 6 during August leads to these advisories:
Deter overexposure. Protecting against the sun's effects is essential. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Mountain Home, ID
- Average high temperature in August: 90.1°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 (36.9°F).
- Average low temperature in August: 65.8°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is December (25.9°F).
Average pressure in August
Mountain Home, ID
- Average pressure in August: 29.89"Hg
The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in August
Mountain Home, ID
- Average wind speed in August: 6.8mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is September (6.6mph).
Average humidity in August
Mountain Home, ID
- Average humidity in August: 26%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is July (25%).
Average rainfall in August
Mountain Home, ID
- Average rainfall in August: 0.08"
The wettest month (with the highest rainfall) is December (1.3").
The driest month (with the least rainfall) is August (0.08").
Average rainfall days in August
Mountain Home, ID
- Average rainfall days in August: 2.2 days
The month with the highest number of rainy days is March (13.7 days).
The month with the least rainy days is July (2 days).
Average snowfall in August
Mountain Home, ID
- Average snowfall in August: 0"
The month with the highest snowfall is December (4.06").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
Mountain Home, ID
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Mountain Home, ID
- Average daylight in August: 13h and 54min
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 30min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).
Average sunshine days in August
Mountain Home, ID
- Average sunshine days in August: 27.2 days
The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is March (14.9 days).
Average UV index in August
Mountain Home, ID
- Average UV index in August: 6
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Mountain Home, ID
- Average cloud cover in August: 8
The month with the most cloud cover is December (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 7).
Average visibility in August
Mountain Home, ID
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





