| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.45 | 0.56 | -0.11 |
| Feb | 0.52 | 0.70 | -0.18 |
| Mar | 1.22 | 1.55 | -0.33 |
| Apr | 2.10 | 2.41 | -0.31 |
| May | 2.72 | 2.88 | -0.16 |
| Jun | 1.82 | 2.04 | -0.22 |
| Jul | 1.64 | 2.14 | -0.50 |
| Aug | 1.50 | 1.60 | -0.10 |
| Sep | 1.41 | 1.58 | -0.17 |
| Oct | 1.18 | 1.34 | -0.16 |
| Nov | 0.77 | 0.89 | -0.12 |
| Dec | 0.49 | 0.63 | -0.14 |
15.82 | 18.32 | -2.50 |