| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.80 | 2.93 | -0.13 |
| Feb | 2.27 | 2.24 | 0.03 |
| Mar | 2.81 | 2.97 | -0.16 |
| Apr | 3.66 | 3.78 | -0.12 |
| May | 3.95 | 4.11 | -0.16 |
| Jun | 4.43 | 4.66 | -0.23 |
| Jul | 3.63 | 3.92 | -0.29 |
| Aug | 3.21 | 3.55 | -0.34 |
| Sep | 3.25 | 3.32 | -0.07 |
| Oct | 3.07 | 3.01 | 0.06 |
| Nov | 2.78 | 2.81 | -0.03 |
| Dec | 2.71 | 2.94 | -0.23 |
38.57 | 40.24 | -1.67 |