| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.33 | 4.52 | -0.19 |
| Feb | 2.93 | 3.17 | -0.24 |
| Mar | 3.35 | 3.43 | -0.08 |
| Apr | 3.82 | 4.26 | -0.44 |
| May | 4.98 | 5.25 | -0.27 |
| Jun | 5.55 | 5.89 | -0.34 |
| Jul | 4.40 | 4.55 | -0.15 |
| Aug | 5.35 | 5.90 | -0.55 |
| Sep | 5.80 | 6.18 | -0.38 |
| Oct | 5.17 | 5.61 | -0.44 |
| Nov | 4.18 | 4.74 | -0.56 |
| Dec | 4.34 | 4.51 | -0.17 |
54.20 | 58.01 | -3.81 |