| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.17 | 3.30 | -0.13 |
| Feb | 2.40 | 2.52 | -0.12 |
| Mar | 3.34 | 3.29 | 0.05 |
| Apr | 3.89 | 3.97 | -0.08 |
| May | 3.66 | 3.94 | -0.28 |
| Jun | 4.05 | 4.45 | -0.40 |
| Jul | 4.00 | 4.21 | -0.21 |
| Aug | 4.11 | 4.19 | -0.08 |
| Sep | 4.34 | 4.73 | -0.39 |
| Oct | 4.27 | 4.35 | -0.08 |
| Nov | 3.16 | 3.12 | 0.04 |
| Dec | 3.35 | 3.56 | -0.21 |
43.74 | 45.63 | -1.89 |