| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.96 | 4.98 | -0.02 |
| Feb | 4.96 | 4.95 | 0.01 |
| Mar | 5.35 | 5.30 | 0.05 |
| Apr | 4.37 | 4.66 | -0.29 |
| May | 3.65 | 3.79 | -0.14 |
| Jun | 4.57 | 4.84 | -0.27 |
| Jul | 5.16 | 4.99 | 0.17 |
| Aug | 4.27 | 4.33 | -0.06 |
| Sep | 3.82 | 3.58 | 0.24 |
| Oct | 3.23 | 3.18 | 0.05 |
| Nov | 4.31 | 4.13 | 0.18 |
| Dec | 5.55 | 5.51 | 0.04 |
54.20 | 54.24 | -0.04 |