| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.63 | 0.02 |
| Feb | 1.61 | 1.58 | 0.03 |
| Mar | 1.98 | 1.91 | 0.07 |
| Apr | 3.68 | 3.66 | 0.02 |
| May | 3.98 | 3.94 | 0.04 |
| Jun | 4.63 | 4.71 | -0.08 |
| Jul | 3.77 | 3.75 | 0.02 |
| Aug | 3.81 | 3.89 | -0.08 |
| Sep | 3.31 | 3.17 | 0.14 |
| Oct | 2.89 | 2.76 | 0.13 |
| Nov | 2.15 | 2.09 | 0.06 |
| Dec | 1.85 | 1.89 | -0.04 |
35.31 | 34.98 | 0.33 |