| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.02 | 6.65 | -0.63 |
| Feb | 4.49 | 4.61 | -0.12 |
| Mar | 4.24 | 4.14 | 0.10 |
| Apr | 4.99 | 4.94 | 0.05 |
| May | 5.35 | 5.43 | -0.08 |
| Jun | 6.51 | 6.72 | -0.21 |
| Jul | 5.52 | 5.76 | -0.24 |
| Aug | 5.68 | 5.61 | 0.07 |
| Sep | 4.97 | 5.27 | -0.30 |
| Oct | 4.49 | 4.93 | -0.44 |
| Nov | 4.54 | 4.78 | -0.24 |
| Dec | 4.94 | 4.97 | -0.03 |
61.74 | 63.81 | -2.07 |