| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.20 | 5.24 | -0.04 |
| Feb | 5.32 | 5.44 | -0.12 |
| Mar | 5.41 | 5.34 | 0.07 |
| Apr | 4.79 | 4.88 | -0.09 |
| May | 4.05 | 3.94 | 0.11 |
| Jun | 4.53 | 4.57 | -0.04 |
| Jul | 4.66 | 4.67 | -0.01 |
| Aug | 4.17 | 4.18 | -0.01 |
| Sep | 3.36 | 3.59 | -0.23 |
| Oct | 3.28 | 3.12 | 0.16 |
| Nov | 4.24 | 4.28 | -0.04 |
| Dec | 5.17 | 5.15 | 0.02 |
54.18 | 54.40 | -0.22 |