| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.99 | 1.96 | 0.03 |
| Feb | 1.73 | 1.81 | -0.08 |
| Mar | 2.26 | 2.30 | -0.04 |
| Apr | 3.60 | 3.56 | 0.04 |
| May | 4.69 | 4.47 | 0.22 |
| Jun | 4.35 | 4.53 | -0.18 |
| Jul | 3.94 | 4.11 | -0.17 |
| Aug | 3.82 | 3.78 | 0.04 |
| Sep | 3.34 | 3.35 | -0.01 |
| Oct | 3.07 | 3.14 | -0.07 |
| Nov | 2.46 | 2.41 | 0.05 |
| Dec | 2.01 | 2.05 | -0.04 |
37.26 | 37.47 | -0.21 |