| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.16 | 4.14 | 0.02 |
| Feb | 3.70 | 3.81 | -0.11 |
| Mar | 4.21 | 4.36 | -0.15 |
| Apr | 3.06 | 3.26 | -0.20 |
| May | 3.29 | 3.23 | 0.06 |
| Jun | 4.79 | 4.95 | -0.16 |
| Jul | 4.84 | 4.68 | 0.16 |
| Aug | 4.85 | 4.95 | -0.10 |
| Sep | 3.86 | 3.95 | -0.09 |
| Oct | 2.79 | 2.82 | -0.03 |
| Nov | 2.95 | 3.12 | -0.17 |
| Dec | 4.15 | 4.12 | 0.03 |
46.65 | 47.39 | -0.74 |