Boise (Idaho) in august: average Weather, Temperature and Climate
Weather in Boise (Idaho) in august 2025
The weather in Boise (Idaho) in the month of august comes from statistical datas on the past years. You can view the weather statistics for all the month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
perfect weather UV index: 7
Weather at 6am
65°F
Clear/Sunny
82% of time
11%
6%
2%
Weather at 12pm
81°F
Clear/Sunny
76% of time
15%
6%
3%
Weather at 6pm
86°F
Clear/Sunny
83% of time
13%
4%
2%
Weather at 3am
67°F
82%
11%
7%
1%
Evolution of daily average temperature and precipitation in Boise (Idaho) in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Boise (Idaho) in august.
The climate of Boise (Idaho) in august is perfect
The weather in august in Boise (Idaho) is rather dry ; it does not rain often (0.6in of rainfall over 1 days).
The climate pleasant in this city this month. The high seasonal norm is 86°F. On average, the recorded minimum temperature is 65°F. Thus, the mean temperature average in august in Boise (Idaho) is 76°F. Note that seasonal normals in contrast with those observed in Boise (Idaho) in august with a maximum record of 103°F in 2018 and a minimum record of 43°F in 2010. You You can hope to have about 17 days with temperatures over 86°F, or 55 of time.
In august in Boise (Idaho), the days on average last 13:58. Sunrise is at 05:50 and sets at 19:48.
With a perfect climate, august is recommended to go in this locality.
Seasonal average climate and temperature of Boise (Idaho) in august
Check below seasonal norms These statistics are compiled from the weather statements of the last years of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 76°F | ||||
| Highest temperature | 86°F | ||||
| Lowest temperature | 65°F | ||||
| Highest record temperature | 103°F (2018) | ||||
| Lowest record temperature | 43°F (2010) | ||||
| Number of days at +86°F | 17 day(s) (55%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 14km/h | ||||
| Wind temperature | 65°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 0.6in | ||||
| Number of days with rainfall | 1 day(s) (2%) | ||||
| Record daily rainfall | 0.4in (2016) | ||||
| Other climate data | |||||
| Humidity | 45% | ||||
| Visibility | 9.92km | ||||
| Cloud cover | 9% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 14 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:50 | ||||
| Time of sunset | 19:48 | ||||
| Length of day | 13:58 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | perfect | ||||
How was the weather last august?
Here is the day by day recorded weather in Boise (Idaho) in august 2024:
72°F to 103°F
76°F to 108°F
79°F to 106°F
74°F to 97°F
74°F to 104°F
72°F to 101°F
68°F to 95°F
68°F to 99°F
68°F to 99°F
70°F to 97°F
67°F to 95°F
68°F to 95°F
72°F to 88°F
61°F to 90°F
65°F to 90°F
59°F to 88°F
67°F to 101°F
67°F to 92°F
68°F to 95°F
63°F to 90°F
61°F to 86°F
65°F to 95°F
67°F to 85°F
61°F to 72°F
56°F to 74°F
58°F to 85°F
65°F to 95°F
52°F to 76°F
52°F to 86°F
59°F to 92°F
63°F to 95°F
Map: other cities in the United States (USA) in august
Cities near Boise (Idaho):
| Black Rock Desert in august | perfect weather |
| Grand Teton National Park (Wyoming) in august | tolerable weather |
| Jackson Hole in august | tolerable weather |
| Yellowstone National Park in august | tolerable weather |
| Helena (Montana) in august | good weather |
| Salt Lake City in august | perfect weather |
| Crater Lake (Oregon) in august | good weather |
| Reno in august | perfect weather |
| Portland in august | perfect weather |
| Salem (Oregon) in august | perfect weather |
| Mount Rainier National Park (Washington) in august | good weather |
| Cody (Wyoming) in august | good weather |
Click over cities on the map for information about the weather in august.
Boise (Idaho)
perfect weather
good
tolerable
bad
very bad
Weather data for Boise (Idaho) in august:
Weather data for Boise (Idaho) for august are derived from an average of the weather forecast since 2009 in Boise (Idaho). There is a margin of error and these forecasts are to be considered as general information only. The weather in Boise (Idaho) can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Boise (Idaho).