| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.23 | 2.21 | 0.02 |
| Feb | 1.83 | 1.88 | -0.05 |
| Mar | 2.17 | 2.22 | -0.05 |
| Apr | 2.39 | 2.29 | 0.10 |
| May | 3.64 | 3.67 | -0.03 |
| Jun | 8.92 | 9.91 | -0.99 |
| Jul | 8.52 | 9.02 | -0.50 |
| Aug | 8.47 | 9.65 | -1.18 |
| Sep | 7.52 | 8.39 | -0.87 |
| Oct | 3.32 | 3.10 | 0.22 |
| Nov | 1.72 | 1.81 | -0.09 |
| Dec | 1.74 | 1.71 | 0.03 |
52.47 | 55.86 | -3.39 |