| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.88 | 1.93 | -0.05 |
| Feb | 2.16 | 2.27 | -0.11 |
| Mar | 2.64 | 2.81 | -0.17 |
| Apr | 2.57 | 2.71 | -0.14 |
| May | 4.18 | 4.44 | -0.26 |
| Jun | 3.62 | 3.71 | -0.09 |
| Jul | 1.90 | 1.94 | -0.04 |
| Aug | 2.51 | 2.47 | 0.04 |
| Sep | 2.89 | 3.05 | -0.16 |
| Oct | 3.60 | 3.57 | 0.03 |
| Nov | 2.11 | 2.27 | -0.16 |
| Dec | 1.88 | 1.93 | -0.05 |
31.94 | 33.10 | -1.16 |