| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.94 | 3.13 | -0.19 |
| Feb | 2.35 | 2.52 | -0.17 |
| Mar | 3.30 | 3.36 | -0.06 |
| Apr | 4.67 | 4.86 | -0.19 |
| May | 4.37 | 4.60 | -0.23 |
| Jun | 4.95 | 5.07 | -0.12 |
| Jul | 4.06 | 4.24 | -0.18 |
| Aug | 3.17 | 2.97 | 0.20 |
| Sep | 2.98 | 3.08 | -0.10 |
| Oct | 3.54 | 3.74 | -0.20 |
| Nov | 3.51 | 3.68 | -0.17 |
| Dec | 2.83 | 2.97 | -0.14 |
42.67 | 44.22 | -1.55 |