| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.96 | 0.96 | 0.00 |
| Feb | 0.98 | 1.02 | -0.04 |
| Mar | 1.49 | 1.51 | -0.02 |
| Apr | 2.67 | 2.83 | -0.16 |
| May | 3.53 | 3.58 | -0.05 |
| Jun | 4.25 | 4.47 | -0.22 |
| Jul | 4.24 | 4.45 | -0.21 |
| Aug | 3.86 | 3.88 | -0.02 |
| Sep | 3.37 | 3.42 | -0.05 |
| Oct | 3.14 | 3.04 | 0.10 |
| Nov | 1.79 | 1.94 | -0.15 |
| Dec | 1.34 | 1.45 | -0.11 |
31.62 | 32.55 | -0.93 |