SeasonMapSacramento vs San Francisco: which is better, month by month
San Francisco beats Sacramento in 4 of 12 months — its lead peaks in July (93 vs 67) — while Sacramento wins March to May; they are within 3 points in October to February.
Each place is scored under the lens that suits its type. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.
Sacramento vs San Francisco — all 12 months
| Month | Sacramento | San Francisco | Winner | Gap |
|---|---|---|---|---|
| January | 66Ccool, rainy, clean air | 68Ccool, rainy, clean air | Tie | 2 |
| February | 76Bnice, rainy, clean air | 75Bcool, rainy, muggy air | Tie | 1 |
| March | 82Anice, a little rain, clean air | 76Bcool, rainy, clean air | Sacramento | 6 |
| April | 94Snice, a little rain, clean air | 85Anice, a little rain, clean air | Sacramento | 9 |
| May | 92Swarm, dry, clean air | 88Anice, dry, clean air | Sacramento | 4 |
| June | 85Asweltering, dry, clean air | 92Snice, dry, clean air | San Francisco | 7 |
| July | 67Csweltering, dry, clean air | 93Snice, dry, clean air | San Francisco | 26 |
| August | 73Bsweltering, dry, clean air | 95Snice, dry, clean air | San Francisco | 22 |
| September | 87Ahot, dry, clean air | 96Snice, dry, clean air | San Francisco | 9 |
| October | 90Swarm, a little rain, clean air | 90Snice, dry, clean air | Tie | 0 |
| November | 80Anice, a little rain, clean air | 80Anice, a little rain, clean air | Tie | 0 |
| December | 68Ccool, rainy, clean air | 67Ccool, rainy, clean air | Tie | 1 |
A month is a tie when the two are within 3 points. The widest gap is July (67 vs 93). Tap a month for that month's temperature, rain, humidity and air quality side by side.