| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.84 | 2.97 | -0.13 |
| Feb | 2.34 | 2.44 | -0.10 |
| Mar | 3.22 | 3.33 | -0.11 |
| Apr | 4.24 | 4.41 | -0.17 |
| May | 4.51 | 4.66 | -0.15 |
| Jun | 4.95 | 5.07 | -0.12 |
| Jul | 4.08 | 4.24 | -0.16 |
| Aug | 3.30 | 3.09 | 0.21 |
| Sep | 3.27 | 3.20 | 0.07 |
| Oct | 3.29 | 3.20 | 0.09 |
| Nov | 3.36 | 3.43 | -0.07 |
| Dec | 2.82 | 2.92 | -0.10 |
42.22 | 42.96 | -0.74 |