| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.84 | 0.87 | -0.03 |
| Feb | 1.07 | 1.12 | -0.05 |
| Mar | 1.91 | 1.95 | -0.04 |
| Apr | 3.66 | 3.64 | 0.02 |
| May | 5.07 | 4.90 | 0.17 |
| Jun | 5.17 | 5.15 | 0.02 |
| Jul | 4.18 | 4.12 | 0.06 |
| Aug | 4.24 | 4.07 | 0.17 |
| Sep | 3.42 | 3.29 | 0.13 |
| Oct | 2.63 | 2.66 | -0.03 |
| Nov | 1.66 | 1.72 | -0.06 |
| Dec | 1.22 | 1.32 | -0.10 |
35.07 | 34.81 | 0.26 |