| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.88 | 3.03 | -1.15 |
| Feb | 1.19 | 1.63 | -0.44 |
| Mar | 1.34 | 1.81 | -0.47 |
| Apr | 2.21 | 2.42 | -0.21 |
| May | 2.81 | 2.92 | -0.11 |
| Jun | 2.96 | 3.04 | -0.08 |
| Jul | 3.01 | 2.94 | 0.07 |
| Aug | 2.83 | 2.67 | 0.16 |
| Sep | 3.29 | 3.25 | 0.04 |
| Oct | 3.17 | 3.34 | -0.17 |
| Nov | 2.09 | 2.49 | -0.40 |
| Dec | 1.60 | 2.85 | -1.25 |
28.38 | 32.39 | -4.01 |