| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.35 | 3.57 | -0.22 |
| Feb | 3.14 | 3.31 | -0.17 |
| Mar | 4.34 | 4.52 | -0.18 |
| Apr | 5.14 | 5.19 | -0.05 |
| May | 5.35 | 5.41 | -0.06 |
| Jun | 4.69 | 4.95 | -0.26 |
| Jul | 4.13 | 4.27 | -0.14 |
| Aug | 3.71 | 3.57 | 0.14 |
| Sep | 3.54 | 3.72 | -0.18 |
| Oct | 3.28 | 3.53 | -0.25 |
| Nov | 3.62 | 3.77 | -0.15 |
| Dec | 3.95 | 4.15 | -0.20 |
48.24 | 49.96 | -1.72 |