| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.70 | 1.68 | 0.02 |
| Feb | 1.62 | 1.65 | -0.03 |
| Mar | 2.00 | 2.04 | -0.04 |
| Apr | 3.65 | 3.67 | -0.02 |
| May | 4.08 | 4.04 | 0.04 |
| Jun | 4.67 | 4.63 | 0.04 |
| Jul | 3.77 | 3.74 | 0.03 |
| Aug | 3.69 | 3.79 | -0.10 |
| Sep | 3.38 | 3.36 | 0.02 |
| Oct | 2.87 | 2.86 | 0.01 |
| Nov | 2.22 | 2.26 | -0.04 |
| Dec | 1.84 | 1.94 | -0.10 |
35.49 | 35.66 | -0.17 |