| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.96 | 3.14 | -0.18 |
| Feb | 2.34 | 2.52 | -0.18 |
| Mar | 3.31 | 3.36 | -0.05 |
| Apr | 4.73 | 4.87 | -0.14 |
| May | 4.45 | 4.60 | -0.15 |
| Jun | 4.95 | 5.07 | -0.12 |
| Jul | 4.10 | 4.24 | -0.14 |
| Aug | 3.13 | 2.97 | 0.16 |
| Sep | 3.05 | 3.08 | -0.03 |
| Oct | 3.55 | 3.74 | -0.19 |
| Nov | 3.52 | 3.68 | -0.16 |
| Dec | 2.86 | 2.98 | -0.12 |
42.95 | 44.25 | -1.30 |