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Current Weather and Forecast in Boise, ID

Idaho, United States 🇺🇸 · Local time 06:30
62°
Clear Feels like 56° · High 86° / Low 61°
Wind
3 mph
Humidity
28%
UV index
0 Low
Updated 1 hour ago

Boise hourly forecast: next 24 hours

Today's high of 86°F (30°C) is about 21°F (12°C) above the typical October high of 65°F (18°C).

Now
7 AM
7:48 AM
Sunrise
8 AM
9 AM
10 AM
11 AM
12 PM
1 PM
2 PM
3 PM
4 PM
5 PM
6 PM
7 PM
7:17 PM
Sunset
8 PM
9 PM
10 PM
11 PM
12 AM
1 AM
2 AM
3 AM
4 AM
5 AM

Full Boise hourly forecast →

Current conditions in detail

Feels like
56°
Heat index / wind chill adjusted
Wind
3 mph
N · gusts 12 mph
Humidity
28%
Dew point 28°
Pressure
30.0 in
What pressure readings mean
Visibility
6 mi
Precipitation
0.0 in
0% chance today

Boise weather tomorrow (Wednesday, October 7)

Tomorrow in Boise looks sunny, with a high of 87° and an overnight low of 58°. Rain is unlikely (0% chance). Winds top out near 8 mph, and the UV index reaches 5 (moderate).

High / Low
87° / 58°
Precipitation
0%
Sunrise / sunset
07:49 AM / 07:15 PM

See the full Boise 14-day forecast →

Boise 14-day forecast

Today
Sunny
High 86° Low 61°
Chance of precipitation: 0%
Wed, Oct 7 Wednesday
Sunny
High 87° Low 58°
Chance of precipitation: 0%
Thu, Oct 8 Thursday
Sunny
High 87° Low 59°
Chance of precipitation: 0%
Fri, Oct 9 Friday
Sunny
High 87° Low 62°
Chance of precipitation: 1%
Sat, Oct 10 Saturday
Sunny
High 63° Low 47°
Chance of precipitation: 3%
Sun, Oct 11 Sunday
Overcast
High 58° Low 42°
Chance of precipitation: 40%
Mon, Oct 12 Monday
Overcast
High 46° Low 42°
Chance of precipitation: 78%
Tue, Oct 13 Tuesday
Overcast
High 61° Low 44°
Chance of precipitation: 12%
Wed, Oct 14 Wednesday
Sunny
High 64° Low 41°
Chance of precipitation: 2%
Thu, Oct 15 Thursday
Sunny
High 65° Low 42°
Chance of precipitation: 1%
Fri, Oct 16 Friday
Sunny
High 68° Low 49°
Chance of precipitation: 4%
Sat, Oct 17 Saturday
Sunny
High 66° Low 46°
Chance of precipitation: 1%
Sun, Oct 18 Sunday
Sunny
High 67° Low 47°
Chance of precipitation: 0%
Mon, Oct 19 Monday
Sunny
High 68° Low 47°
Chance of precipitation: 1%

About the weather in Boise

Boise has a semi-arid climate. July is the warmest month, with average highs of 94°, and December the coldest, when nights fall to around 25°. December brings the most rain, on about 12 days, while July is the sunniest, with 14.0 hours of sunshine a day. Over a whole year it rains on roughly 77 days.

Boise climate guide: monthly averages, seasons and the best time to visit

Common questions

Does it snow in Boise?
Yes - about 18 days a year carry measurable snowfall, concentrated November through April.
What is the rainiest month in Boise?
December, at 2.2 inches (56 mm) over about 12 days. July is the driest month, at 2 mm (0.1 in).
What is the best time to visit Boise?
September to October and April is the sweet spot for Boise - temperatures sit either side of the peak heat rather than in it. Expect 72°F (22°C) in the afternoon and around 4 days of rain in a typical month of it. For the same question asked the other way round, see where else is warm in September.
What is the coldest month in Boise?
December, with highs of 38°F (4°C) and lows near 25°F (-4°C). The coldest day in the 2015-2024 record fell to -10°F (-23°C).
When is Boise at its hottest?
July, averaging 94°F (34°C) by day and 65°F (18°C) overnight. The hottest single day in our 2015-2024 record for this location reached 107°F (42°C).
Is Boise humid?
Relative humidity averages 52% across the year, which reads as dry. The most comfortable stretch falls in the drier half of the year.