10 Can't-Miss August Events in Idaho's Treasure Valley ⭐

10 Can't-Miss August Events in Idaho's Treasure Valley ⭐

  • S. Renteria
  • July 31, 2026

Banana Ball on the Blue

Banana Ball on The Blue | Albertsons Stadium, Boise – July 31 & Aug 1, 2026 | Official Site | ExtraMile Arena in Boise, ID 

Location: Albertsons Stadium, Boise

Time: July 31st - August 1st


What is Banana Ball? It's a fast-paced, high-energy twist on baseball featuring 11 unique rules designed to keep fans entertained from start to finish. Don't miss the first-ever Banana Ball games in Idaho as the Texas Tailgaters take on the Party Animals in a two-game series at Albertsons Stadium. This event marks the first Banana Ball appearance in Idaho and makes Albertsons Stadium the 12th football stadium to host the wildly popular spectacle.


Kuna Days

Kuna Days ™ - Kuna Chamber of Commerce 

Location: Bernie Fisher Park, Kuna

Time: July 31st - August 2nd


Kick off Kuna Days with Kuna’s Crash Demo Derby on Friday, July 1, then enjoy a weekend of family fun featuring a pancake breakfast, softball tournament, the Kuna Days Parade, a free kids' carnival, cornhole, live music, local vendors, food booths, and more. It's the perfect small-town celebration! 


San Inazio Basque Festival

San Inazio - Basque Center 

Location: Basque Block, Downtown Boise

Time: July 31st - August 2nd


Experience Boise’s Basque Heritage this weekend at the San Inazio Festival. Start your August with one of the Treasure Valley’s most vibrant cultural celebrations. Traditional street dancing, live music, handball (pala) tournaments, golf, authentic cuisine, and family-friendly activities will transform downtown Boise’s Basque Block this weekend. It’s a free event open to all ages, making it the perfect way to start your August.


Dog Days of Summer - Idaho Botanical Garden

Dog Days of Summer at the Garden - Idaho Botanical Garden 

Location: Idaho Botanical Garden, Boise

Time: August 2nd, 9th, & 16th from 9:00 am - 1:00 pm


Looking for a fun Sunday outing with your pup? Take a stroll through the Idaho Botanical Garden during this special dog-friendly event. General admission is available plus $5 per pup, while members receive free admission plus $5 per pup. Spend a peaceful Sunday morning exploring the gardens with your canine companion by your side. 


Boise 2026 Soul Food Fest

Home - Boise Soul Food Festival 

Location: Julia Davis Park, Boise

Time: August 8th from 11:00 am - 8:00 pm


Wind down summer at the 2026 Boise Soul Food Festival! Celebrate African American culture and heritage with delicious soul food, live music, dancing, art, and cultural performances. This annual festival features Black-owned businesses and vendors, a family-friendly atmosphere, and plenty of opportunities to connect with the community. 


Nampa Festival of Arts

Nampa Festival of the Arts | Nampa Parks and Rec, ID 

Location: Lakeview Park, Nampa

Time: August 8th - August 9th


If local art interests you, don't miss Nampa's Festival of Arts. Browse artisan foods, books, country crafts, personal care products, jewelry, and more while exploring a wide variety of artwork, including fine art, Old World art, and fabric art. The festival also features a juried fine art show, where talented artists compete for cash awards.


Boise Baroque Outdoor Summer Concerts

WEBSITE: SUMMER CONCERTS 

Location: Château des Fleurs, Eagle

Time: August 9th & 16th & September 6th at 8:15 pm


Begin the evening with dinner at Roghani's Restaurant at Château des Fleurs before strolling through the gardens for a beautiful Baroque summer concert under the open sky. Choose from lawn, concert, or table seating for an unforgettable evening of music across three concerts. Explore the musical instrument petting zoo, coloring activities, and a kid-friendly play area with the family. If the weather or air quality doesn’t cooperate, the Boise Baroque Indoor Summer Concerts offers a great alternative.

 WEBSITE: DOWNTOWN CONCERTS


Owyhee County Rodeo

Event Info | Owyhee County Rodeo 

Location: Owyhee County Fairgrounds, Homedale

Time: August 13th-15th starting at 7:30 pm


Established in 1946, this rodeo is a Western tradition you won't want to miss! From mutton busting to bull riding, experience exciting events, great food, and rowdy nights filled with unforgettable memories. Celebrate the spirit of the West at one of Idaho’s beloved rodeo events.


Caldwell Night Rodeo

Event Calendar | Caldwell Night Rodeo 

Location: Caldwell Night Rodeo Grounds, Caldwell

Time: August 18th-22nd


From barrel racing and steer wrestling to team roping, the Buckaroo Breakfast, and both junior and pro rodeos, this week is packed with rowdy fun! Celebrate one of Idaho’s favorite annual traditions with a full lineup of exciting events, competition, and Western entertainment.


Western Idaho Fair

Home 2026 - Western Idaho Fair 

Location: Expo Idaho, Boise

Time: August 21st - 30th


The Western Idaho Fair has been a summer tradition for more than 125 years! From 4-H shows, pig races, pedal tractor pulls, and family entertainment to thrilling carnival rides, there's something for everyone. Catch Grandstand performances by Third Eye Blind, The Art of Rap featuring Ice-T & Sir Mix-a-Lot, and Brantley Gilbert, then grab your favorite fair food and make the most of one of Idaho's biggest summer events. 


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