| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.47 | 0.39 | 0.08 |
| Feb | 0.40 | 0.33 | 0.07 |
| Mar | 0.50 | 0.49 | 0.01 |
| Apr | 0.49 | 0.52 | -0.03 |
| May | 1.16 | 1.11 | 0.05 |
| Jun | 1.24 | 1.20 | 0.04 |
| Jul | 1.99 | 1.75 | 0.24 |
| Aug | 1.77 | 1.60 | 0.17 |
| Sep | 2.02 | 1.87 | 0.15 |
| Oct | 1.35 | 1.20 | 0.15 |
| Nov | 0.58 | 0.54 | 0.04 |
| Dec | 0.56 | 0.55 | 0.01 |
12.53 | 11.55 | 0.98 |