"Abstract Climates: Helen Frankenthaler in Provincetown," at Provincetown Art Association and Museum, 460 Commercial Street, Provincetown, July 6 through September 2. Free opening reception, July 6, 8 pm. Paintings done c. 1950, when Frankenthaler studied with Hofmann in Provincetown, and between 1958 and 1967, when she was married to Motherwell and summering with him in Provincetown. Expanded version of this show at Parrish Art Museum in Water Mill, NY, August 4 through October 27, 2019.

Jill Nathanson: Cadence, " at Berry Campbell, 530 West 24th Street, through June 30.

"Jonathan Forrest: Colour Coherence," at Peter Robertson, 12323-104 Avenue NW, Edmonton, through June 9.

"Walter Darby Bannard: 1959-1962," at the Institute of Contemporary Art, Miami, 61 NE 41st Street, Miami, extended through September 22. "Focused presentation" of the artist's minimalist paintings, catalog by Michael Fried. Admission to the ICA is free but guests are encouraged to reserve tickets at the museum's website in advance of their visit.

"Darryl Hughto: From Diamonds to Sailboats," at the Everson Museum of Art, 401 Harrison Street, Syracuse, June 9 to August 26. "Career-spanning show that examines the artist's tireless interest in the power and possibility of a single shape: the diamond." Summer Exhibitions Opening Night, June 8, 5 to 7 pm. Members, free; non-members, $15. Gallery walk with the artist, June 14, 6:30. Members, free; non-members, $8.

"Colors," at Freedman Art, 25 East 73rd Street, to August 17.

"Frank Bowling: Mappa Mundi," at the Irish Museum of Modern Art, Dublin, through July 8.

"Cuillin Bantock & David Evison: Aeolian Cays," at The Cut Arts Centre, 8 New Cut, Halesworth, Suffolk, through July 14. Preview June 9, 12 to 2.

Jennifer Durrant, painting, and David Evison, sculpture, at Linden Hall Studio, 32 St. George's Road, Deal, Kent, September 1 through September 29.