| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.52 | 3.69 | -1.17 |
| Feb | 1.77 | 2.64 | -0.87 |
| Mar | 1.94 | 2.71 | -0.77 |
| Apr | 1.50 | 1.95 | -0.45 |
| May | 1.34 | 1.64 | -0.30 |
| Jun | 1.10 | 1.47 | -0.37 |
| Jul | 0.57 | 0.72 | -0.15 |
| Aug | 0.61 | 0.75 | -0.14 |
| Sep | 0.96 | 1.14 | -0.18 |
| Oct | 1.91 | 2.36 | -0.45 |
| Nov | 3.14 | 4.36 | -1.22 |
| Dec | 2.94 | 3.76 | -0.82 |
20.30 | 27.19 | -6.89 |