| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.34 | 0.47 | -0.13 |
| Feb | 0.44 | 0.52 | -0.08 |
| Mar | 0.73 | 1.21 | -0.48 |
| Apr | 1.62 | 1.96 | -0.34 |
| May | 2.07 | 2.17 | -0.10 |
| Jun | 2.05 | 2.35 | -0.30 |
| Jul | 3.32 | 3.47 | -0.15 |
| Aug | 2.65 | 3.53 | -0.88 |
| Sep | 1.33 | 1.49 | -0.16 |
| Oct | 0.89 | 0.86 | 0.03 |
| Nov | 0.58 | 0.70 | -0.12 |
| Dec | 0.35 | 0.53 | -0.18 |
16.37 | 19.26 | -2.89 |