| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.89 | 3.09 | -1.20 |
| Feb | 1.61 | 2.52 | -0.91 |
| Mar | 2.19 | 2.86 | -0.67 |
| Apr | 2.22 | 2.63 | -0.41 |
| May | 2.29 | 2.42 | -0.13 |
| Jun | 1.87 | 1.92 | -0.05 |
| Jul | 0.66 | 0.69 | -0.03 |
| Aug | 0.61 | 0.66 | -0.05 |
| Sep | 0.81 | 0.94 | -0.13 |
| Oct | 1.69 | 2.11 | -0.42 |
| Nov | 2.16 | 3.25 | -1.09 |
| Dec | 2.08 | 3.19 | -1.11 |
20.08 | 26.28 | -6.20 |