| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.51 | -0.05 |
| Feb | 0.53 | 0.63 | -0.10 |
| Mar | 1.22 | 1.78 | -0.56 |
| Apr | 2.11 | 2.28 | -0.17 |
| May | 2.81 | 3.51 | -0.70 |
| Jun | 1.84 | 2.11 | -0.27 |
| Jul | 1.73 | 1.94 | -0.21 |
| Aug | 1.54 | 1.41 | 0.13 |
| Sep | 1.45 | 1.60 | -0.15 |
| Oct | 1.18 | 1.48 | -0.30 |
| Nov | 0.75 | 1.04 | -0.29 |
| Dec | 0.48 | 0.66 | -0.18 |
16.10 | 18.95 | -2.85 |