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Michigan Gas Prices Hit $4.77 as Strait Closure Persists

5/21/2026

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Summary

Story summary

Michigan could see its highest summer gasoline price since June 2022 if the Strait of Hormuz stays closed.
GasBuddy analyst Patrick De Haan reports that daily exclusion of 15-18 million barrels due to Iran’s closure of the Strait of Hormuz is raising Michigan’s average pump price to $4.77 per gallon on May 20.
He forecasts the U.S. national average will reach $4.48 per gallon on Memorial Day, up from $3.14 in 2025.

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Story summary

Michigan could see its highest summer gasoline price since June 2022 if the Strait of Hormuz stays closed.
GasBuddy analyst Patrick De Haan reports that daily exclusion of 15-18 million barrels due to Iran’s closure of the Strait of Hormuz is raising Michigan’s average pump price to $4.77 per gallon on May 20.
He forecasts the U.S. national average will reach $4.48 per gallon on Memorial Day, up from $3.14 in 2025.