| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.30 | 5.54 | -0.24 |
| Feb | 5.19 | 5.26 | -0.07 |
| Mar | 5.33 | 5.21 | 0.12 |
| Apr | 5.13 | 5.23 | -0.10 |
| May | 4.44 | 4.59 | -0.15 |
| Jun | 4.34 | 4.57 | -0.23 |
| Jul | 5.02 | 4.57 | 0.45 |
| Aug | 3.74 | 3.79 | -0.05 |
| Sep | 3.64 | 3.99 | -0.35 |
| Oct | 3.56 | 3.53 | 0.03 |
| Nov | 4.40 | 4.52 | -0.12 |
| Dec | 5.73 | 5.74 | -0.01 |
55.82 | 56.54 | -0.72 |