| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.64 | 1.63 | 0.01 |
| Feb | 1.59 | 1.57 | 0.02 |
| Mar | 1.98 | 1.91 | 0.07 |
| Apr | 3.67 | 3.66 | 0.01 |
| May | 3.96 | 3.93 | 0.03 |
| Jun | 4.62 | 4.71 | -0.09 |
| Jul | 3.81 | 3.77 | 0.04 |
| Aug | 3.82 | 3.89 | -0.07 |
| Sep | 3.28 | 3.15 | 0.13 |
| Oct | 2.87 | 2.77 | 0.10 |
| Nov | 2.13 | 2.09 | 0.04 |
| Dec | 1.84 | 1.89 | -0.05 |
35.21 | 34.97 | 0.24 |