| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.52 | 0.45 | 0.07 |
| Feb | 0.59 | 0.57 | 0.02 |
| Mar | 1.12 | 1.24 | -0.12 |
| Apr | 2.01 | 2.16 | -0.15 |
| May | 2.52 | 2.77 | -0.25 |
| Jun | 1.81 | 1.91 | -0.10 |
| Jul | 2.11 | 2.10 | 0.01 |
| Aug | 1.56 | 1.55 | 0.01 |
| Sep | 1.50 | 1.60 | -0.10 |
| Oct | 1.15 | 1.21 | -0.06 |
| Nov | 0.76 | 0.72 | 0.04 |
| Dec | 0.51 | 0.50 | 0.01 |
16.16 | 16.78 | -0.62 |