| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.18 | 4.21 | -0.03 |
| Feb | 4.82 | 4.67 | 0.15 |
| Mar | 5.56 | 5.58 | -0.02 |
| Apr | 5.37 | 5.21 | 0.16 |
| May | 5.38 | 5.64 | -0.26 |
| Jun | 4.59 | 4.72 | -0.13 |
| Jul | 4.37 | 4.46 | -0.09 |
| Aug | 3.62 | 3.45 | 0.17 |
| Sep | 3.90 | 3.84 | 0.06 |
| Oct | 3.68 | 3.78 | -0.10 |
| Nov | 4.49 | 4.38 | 0.11 |
| Dec | 5.21 | 5.19 | 0.02 |
55.17 | 55.13 | 0.04 |