| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.25 | 4.41 | -0.16 |
| Feb | 3.84 | 3.96 | -0.12 |
| Mar | 4.53 | 4.50 | 0.03 |
| Apr | 3.37 | 3.36 | 0.01 |
| May | 3.01 | 2.74 | 0.27 |
| Jun | 5.76 | 5.77 | -0.01 |
| Jul | 5.62 | 5.68 | -0.06 |
| Aug | 5.34 | 5.58 | -0.24 |
| Sep | 4.13 | 4.37 | -0.24 |
| Oct | 3.13 | 2.98 | 0.15 |
| Nov | 2.46 | 2.57 | -0.11 |
| Dec | 3.50 | 3.55 | -0.05 |
48.94 | 49.47 | -0.53 |