| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.52 | -0.08 |
| Feb | 0.51 | 0.55 | -0.04 |
| Mar | 1.07 | 1.25 | -0.18 |
| Apr | 1.86 | 2.03 | -0.17 |
| May | 2.43 | 2.39 | 0.04 |
| Jun | 1.99 | 2.05 | -0.06 |
| Jul | 2.24 | 2.34 | -0.10 |
| Aug | 2.06 | 2.16 | -0.10 |
| Sep | 1.22 | 1.37 | -0.15 |
| Oct | 0.94 | 1.08 | -0.14 |
| Nov | 0.67 | 0.78 | -0.11 |
| Dec | 0.46 | 0.53 | -0.07 |
15.89 | 17.05 | -1.16 |