| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.15 | 2.19 | -0.04 |
| Feb | 1.91 | 1.98 | -0.07 |
| Mar | 2.43 | 2.38 | 0.05 |
| Apr | 3.82 | 3.84 | -0.02 |
| May | 4.49 | 4.63 | -0.14 |
| Jun | 4.47 | 4.40 | 0.07 |
| Jul | 4.13 | 4.24 | -0.11 |
| Aug | 4.02 | 4.04 | -0.02 |
| Sep | 3.37 | 3.32 | 0.05 |
| Oct | 3.43 | 3.46 | -0.03 |
| Nov | 2.67 | 2.64 | 0.03 |
| Dec | 2.20 | 2.21 | -0.01 |
39.09 | 39.33 | -0.24 |