| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.71 | 4.55 | 0.16 |
| Feb | 4.98 | 4.67 | 0.31 |
| Mar | 5.32 | 5.18 | 0.14 |
| Apr | 4.93 | 4.79 | 0.14 |
| May | 4.88 | 4.81 | 0.07 |
| Jun | 4.74 | 4.72 | 0.02 |
| Jul | 4.66 | 4.46 | 0.20 |
| Aug | 3.74 | 3.57 | 0.17 |
| Sep | 3.94 | 3.73 | 0.21 |
| Oct | 3.61 | 3.30 | 0.31 |
| Nov | 3.73 | 3.83 | -0.10 |
| Dec | 5.47 | 5.49 | -0.02 |
54.71 | 53.10 | 1.61 |