US Gas Gauge

Gas in California averaged $3.60 in 2019 $4.53 in today’s money

Average, that year
$3.60
In 2025 dollars
$4.53

The average price of a gallon of regular gasoline in California across 2019, shown both as it was at the pump and adjusted for inflation to constant 2025 dollars (CPI-U).

Across the year

How California prices moved through 2019

Weekly average for regular gasoline. The year’s high was $4.09 the week of October 7, 2019; the low was $3.13 the week of January 28, 2019 — a swing of 30.7%.

Weekly · 2019
View the weekly data (52 weeks)
Week ofNominal2025 $
January 7, 2019$3.18$4.06
January 14, 2019$3.16$4.03
January 21, 2019$3.15$4.01
January 28, 2019$3.13$3.99
February 4, 2019$3.13$3.98
February 11, 2019$3.15$4.01
February 18, 2019$3.16$4.02
February 25, 2019$3.18$4.05
March 4, 2019$3.19$4.05
March 11, 2019$3.22$4.08
March 18, 2019$3.26$4.13
March 25, 2019$3.39$4.29
April 1, 2019$3.53$4.45
April 8, 2019$3.72$4.69
April 15, 2019$3.92$4.95
April 22, 2019$3.95$4.98
April 29, 2019$3.98$5.02
May 6, 2019$4.01$5.05
May 13, 2019$3.97$5.00
May 20, 2019$3.93$4.96
May 27, 2019$3.88$4.89
June 3, 2019$3.83$4.83
June 10, 2019$3.75$4.72
June 17, 2019$3.68$4.64
June 24, 2019$3.61$4.56
July 1, 2019$3.62$4.56
July 8, 2019$3.63$4.57
July 15, 2019$3.60$4.54
July 22, 2019$3.57$4.49
July 29, 2019$3.55$4.47
August 5, 2019$3.54$4.45
August 12, 2019$3.49$4.38
August 19, 2019$3.46$4.35
August 26, 2019$3.44$4.33
September 2, 2019$3.49$4.38
September 9, 2019$3.49$4.39
September 16, 2019$3.50$4.39
September 23, 2019$3.61$4.54
September 30, 2019$3.95$4.96
October 7, 2019$4.09$5.12
October 14, 2019$4.09$5.12
October 21, 2019$4.03$5.05
October 28, 2019$3.95$4.94
November 4, 2019$3.95$4.94
November 11, 2019$3.92$4.90
November 18, 2019$3.85$4.80
November 25, 2019$3.75$4.69
December 2, 2019$3.67$4.57
December 9, 2019$3.58$4.46
December 16, 2019$3.51$4.37
December 23, 2019$3.46$4.30
December 30, 2019$3.44$4.28
Year over year

How 2019 compares, adjusted for inflation

2019 was California’s 13th-most-expensive year for gas on record, adjusted for inflation — equivalently, the 15th-cheapest of 27 years (20002026).

Every grade

California fuel prices by grade in 2019

Year-average price per grade, including diesel. Premium figures are the spread drivers paid for higher-octane fuel that year.

GradeAvg / gal2025 $vs. regular
Regular$3.60$4.53
Midgrade$3.80$4.79+20.0¢
Premium$3.91$4.92+30.3¢
Diesel$3.92$4.94+32.0¢
Common questions

California gas prices in 2019, answered

What was the average price of gas in California in 2019?
The average price of regular gasoline in California in 2019 was $3.60 per gallon — about $4.53 in 2025 dollars after adjusting for inflation, according to U.S. Energy Information Administration weekly data.
How high did gas prices get in California during 2019?
California's weekly average for regular gasoline peaked at $4.09 the week of October 7, 2019 and bottomed out at $3.13 the week of January 28, 2019 — a swing of 30.7% across the year.
Were gas prices in California higher in 2019 than in 2018?
Adjusted for inflation, regular gasoline in California was more expensive in 2019 than in 2018, up 1.5% year over year.
How does 2019 rank for gas prices in California history?
Adjusted for inflation, 2019 was the 13th-most-expensive year for regular gasoline in California out of the 27 years EIA has published weekly prices (2000–2026).