Boise (Idaho) in may: average Weather, Temperature and Climate
Weather in Boise (Idaho) in may 2025
The weather in Boise (Idaho) in may comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout may
tolerable weather 0.5cm
Weather at 6am
49°F
Clear/Sunny
57% of time
23%
12%
4%
Weather at 12pm
61°F
Clear/Sunny
58% of time
22%
12%
5%
Weather at 6pm
65°F
Clear/Sunny
52% of time
20%
13%
11%
Weather at 3am
50°F
60%
23%
12%
3%
Evolution of daily average temperature and precipitation in Boise (Idaho) in may
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Boise (Idaho) in may.
The climate of Boise (Idaho) in may is tolerable
the weather in Boise (Idaho) in may is quite dry (with 2.3in of rainfall over 4 days). It should be noted an improvement from the previous month since in april it receives an average of 2.5in of precipitation over 5 days.
The climate is relatively cool there may, but it is tolerable by dressing cosy. The thermometer averaged maximum of 67°F. On average, the recorded minimum temperature is 49°F. Thus, the mean temperature average on this month of may in Boise (Idaho) is 58°F. Note that seasonal normals in contrast with those observed in Boise (Idaho) in the month of may with a maximum record of 92°F in 2020 and a minimum record of 29°F in 2009. You can expect to have about 17 days with temperatures over 65°F, or 55% of the month.
On average, in Boise (Idaho), the days of may last 14:44. Sunrise is at 05:20 and sets at 20:04.
With a correct climate, this month is okay (but not the best) to go in Boise (Idaho) in United States.
Boise (Idaho): another month?
If you can push back the dates of your trip, we advise you to go in june to Boise (Idaho). more information
May: another location in the United States (USA)?
If you want to go to the United States (USA) in may, there are destinations with better weather than Boise (Idaho):
In may, California, Hawaii (Honolulu), Las Vegas, Phoenix (Arizona), Amarillo (Texas) and Big Bend National Park (Texas) have perfect weather.
Furthermore, Louisiana, Washington D. C., Atlanta, Boston, Chicago and Dallas have good weather.
Seasonal average climate and temperature of Boise (Idaho) in may
Check below seasonal norms These statistics are set from the weather statements of the past years of the month of may.
| May | |||||
| Outside temperature | |||||
| Average temperature | 58°F | ||||
| Highest temperature | 67°F | ||||
| Lowest temperature | 49°F | ||||
| Highest record temperature | 92°F (2020) | ||||
| Lowest record temperature | 29°F (2009) | ||||
| Number of days at +86°F | 0 day(s) (0%) | ||||
| Number of days at +65°F | 17 day(s) (55%) | ||||
| Number of days at -32°F | 1 day(s) (3%) | ||||
| Wind | |||||
| Wind speed | 16km/h | ||||
| Wind temperature | 47°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.3in | ||||
| Number of days with rainfall | 4 day(s) (13%) | ||||
| Record daily rainfall | 1.1in (2020) | ||||
| Snowfall | 0.5cm | ||||
| Other climate data | |||||
| Humidity | 69% | ||||
| Visibility | 9.68km | ||||
| Cloud cover | 23% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 14 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:20 | ||||
| Time of sunset | 20:04 | ||||
| Length of day | 14:44 | ||||
| Our opinion about the weather in may | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last may?
Here is the day by day recorded weather in Boise (Idaho) in may 2024:
36°F to 56°F
45°F to 58°F
40°F to 63°F
52°F to 67°F
41°F to 49°F
41°F to 54°F
38°F to 52°F
40°F to 59°F
40°F to 65°F
52°F to 72°F
54°F to 76°F
58°F to 79°F
58°F to 76°F
52°F to 70°F
50°F to 72°F
56°F to 79°F
54°F to 68°F
45°F to 68°F
43°F to 59°F
41°F to 63°F
43°F to 67°F
52°F to 59°F
41°F to 61°F
49°F to 68°F
50°F to 65°F
45°F to 67°F
52°F to 79°F
61°F to 83°F
52°F to 67°F
43°F to 63°F
49°F to 72°F
Map: other cities in the United States (USA) in may
Cities near Boise (Idaho):
| Black Rock Desert in may | good weather |
| Grand Teton National Park (Wyoming) in may | very bad weather |
| Jackson Hole in may | very bad weather |
| Yellowstone National Park in may | very bad weather |
| Helena (Montana) in may | very bad weather |
| Salt Lake City in may | tolerable weather |
| Crater Lake (Oregon) in may | very bad weather |
| Reno in may | good weather |
| Portland in may | good weather |
| Salem (Oregon) in may | good weather |
| Mount Rainier National Park (Washington) in may | very bad weather |
| Cody (Wyoming) in may | very bad weather |
Click over cities on the map for information about the weather in may.
Boise (Idaho)
perfect weather
good
tolerable
bad
very bad
Weather data for Boise (Idaho) in may:
Weather data for Boise (Idaho) for may 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).