| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.98 | 1.61 | 0.37 |
| Feb | 1.47 | 1.21 | 0.26 |
| Mar | 1.53 | 1.24 | 0.29 |
| Apr | 1.68 | 1.37 | 0.31 |
| May | 1.87 | 1.71 | 0.16 |
| Jun | 1.29 | 1.18 | 0.11 |
| Jul | 0.40 | 0.44 | -0.04 |
| Aug | 0.41 | 0.35 | 0.06 |
| Sep | 0.59 | 0.48 | 0.11 |
| Oct | 1.47 | 1.20 | 0.27 |
| Nov | 1.91 | 1.52 | 0.39 |
| Dec | 2.16 | 1.70 | 0.46 |
16.76 | 14.01 | 2.75 |