| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.11 | 1.80 | 0.31 |
| Feb | 1.59 | 1.44 | 0.15 |
| Mar | 1.77 | 1.82 | -0.05 |
| Apr | 2.71 | 2.59 | 0.12 |
| May | 3.16 | 3.09 | 0.07 |
| Jun | 3.43 | 3.23 | 0.20 |
| Jul | 3.66 | 3.50 | 0.16 |
| Aug | 2.86 | 2.78 | 0.08 |
| Sep | 3.68 | 3.59 | 0.09 |
| Oct | 3.69 | 3.82 | -0.13 |
| Nov | 2.72 | 2.53 | 0.19 |
| Dec | 2.24 | 2.06 | 0.18 |
33.62 | 32.25 | 1.37 |