| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.82 | 3.57 | 0.25 |
| Feb | 3.41 | 3.34 | 0.07 |
| Mar | 3.88 | 3.82 | 0.06 |
| Apr | 3.55 | 3.39 | 0.16 |
| May | 4.33 | 4.37 | -0.04 |
| Jun | 5.32 | 4.94 | 0.38 |
| Jul | 6.47 | 6.21 | 0.26 |
| Aug | 6.50 | 6.87 | -0.37 |
| Sep | 7.01 | 6.95 | 0.06 |
| Oct | 3.64 | 3.79 | -0.15 |
| Nov | 3.43 | 3.35 | 0.08 |
| Dec | 3.62 | 3.54 | 0.08 |
54.98 | 54.14 | 0.84 |