| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.32 | 0.98 | 0.34 |
| Feb | 1.13 | 0.86 | 0.27 |
| Mar | 1.22 | 0.95 | 0.27 |
| Apr | 2.10 | 1.88 | 0.22 |
| May | 3.15 | 3.00 | 0.15 |
| Jun | 3.83 | 3.71 | 0.12 |
| Jul | 4.00 | 3.95 | 0.05 |
| Aug | 3.01 | 3.13 | -0.12 |
| Sep | 3.46 | 3.37 | 0.09 |
| Oct | 3.02 | 2.50 | 0.52 |
| Nov | 1.96 | 1.57 | 0.39 |
| Dec | 1.68 | 1.21 | 0.47 |
29.88 | 27.11 | 2.77 |