Diesel prices in California have risen again to about $7 a gallon. The increase is occurring as farmers prepare for the harvest and freight transportation picks up ahead of the holiday shopping season.
WHO:California diesel market
WHAT:Diesel prices in California rise again to about $7 a gallon.
WHEN:Reported Aug 19, 2026 at 1:51 PM ET
WHERE:California
WHY:Rising diesel demand tied to the harvest and increased freight activity ahead of the holiday shopping season, alongside supply strain referenced in the article.
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