| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.56 | 2.69 | -0.13 |
| Feb | 2.11 | 2.23 | -0.12 |
| Mar | 2.55 | 2.66 | -0.11 |
| Apr | 3.18 | 3.32 | -0.14 |
| May | 3.49 | 3.54 | -0.05 |
| Jun | 3.87 | 4.04 | -0.17 |
| Jul | 3.88 | 4.06 | -0.18 |
| Aug | 3.85 | 4.08 | -0.23 |
| Sep | 3.53 | 3.69 | -0.16 |
| Oct | 4.00 | 4.12 | -0.12 |
| Nov | 3.05 | 3.34 | -0.29 |
| Dec | 2.77 | 2.95 | -0.18 |
38.84 | 40.72 | -1.88 |