| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.05 | 4.12 | -0.07 |
| Feb | 3.11 | 3.22 | -0.11 |
| Mar | 3.62 | 3.62 | 0.00 |
| Apr | 3.91 | 3.93 | -0.02 |
| May | 5.05 | 5.04 | 0.01 |
| Jun | 5.42 | 5.52 | -0.10 |
| Jul | 4.15 | 3.91 | 0.24 |
| Aug | 4.88 | 4.94 | -0.06 |
| Sep | 4.65 | 5.00 | -0.35 |
| Oct | 5.17 | 5.24 | -0.07 |
| Nov | 4.24 | 4.56 | -0.32 |
| Dec | 4.15 | 4.18 | -0.03 |
52.40 | 53.28 | -0.88 |