| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.73 | 2.82 | -0.09 |
| Feb | 2.55 | 2.58 | -0.03 |
| Mar | 4.09 | 4.11 | -0.02 |
| Apr | 4.81 | 5.11 | -0.30 |
| May | 5.69 | 6.02 | -0.33 |
| Jun | 4.20 | 4.28 | -0.08 |
| Jul | 4.18 | 3.93 | 0.25 |
| Aug | 3.47 | 3.45 | 0.02 |
| Sep | 4.12 | 4.20 | -0.08 |
| Oct | 4.25 | 4.28 | -0.03 |
| Nov | 4.02 | 4.17 | -0.15 |
| Dec | 3.21 | 3.22 | -0.01 |
47.32 | 48.17 | -0.85 |