Lassen Volcanic National Park vs San Francisco: which is better, month by month

San Francisco beats Lassen Volcanic National Park in 10 of 12 months — its lead peaks in January (68 vs 46) — while Lassen Volcanic National Park wins June; they are within 3 points in September.

Each place is scored under the lens that suits its type — they are different kinds of destination, so the scores are each place at its own best. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

Lassen Volcanic National Park

🇺🇸 United States · mild climate

Best month: June 96/100
Months won: 1 of 12

San Francisco

🇺🇸 United States · mild climate

Best month: September 96/100
Months won: 10 of 12

Lassen Volcanic National Park vs San Francisco — all 12 months

Month	Lassen Volcanic National Park	San Francisco	Winner	Gap
January	46Ffreezing, soaked, clean air	68Ccool, rainy, clean air	San Francisco	22
February	53Dfreezing, soaked, clean air	75Bcool, rainy, muggy air	San Francisco	22
March	56Dfreezing, soaked, clean air	76Bcool, rainy, clean air	San Francisco	20
April	72Bcold, rainy, clean air	85Anice, a little rain, clean air	San Francisco	13
May	81Acool, a little rain, clean air	88Anice, dry, clean air	San Francisco	7
June	96Snice, dry	92Snice, dry, clean air	Lassen Volcanic National Park	4
July	86Awarm, dry	93Snice, dry, clean air	San Francisco	7
August	89Anice, dry	95Snice, dry, clean air	San Francisco	6
September	94Snice, a little rain, clean air	96Snice, dry, clean air	Tie	2
October	80Acool, a little rain, clean air	90Snice, dry, clean air	San Francisco	10
November	64Ccold, rainy, clean air	80Anice, a little rain, clean air	San Francisco	16
December	50Dfreezing, soaked, clean air	67Ccool, rainy, clean air	San Francisco	17

A month is a tie when the two are within 3 points. The widest gap is January (46 vs 68). Tap a month for that month's temperature, rain, humidity and air quality side by side.