| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.46 | 1.63 | -0.17 |
| Feb | 1.32 | 1.44 | -0.12 |
| Mar | 1.86 | 1.92 | -0.06 |
| Apr | 3.47 | 3.58 | -0.11 |
| May | 3.69 | 3.74 | -0.05 |
| Jun | 4.43 | 4.32 | 0.11 |
| Jul | 3.66 | 3.89 | -0.23 |
| Aug | 3.70 | 3.89 | -0.19 |
| Sep | 3.07 | 3.17 | -0.10 |
| Oct | 2.72 | 2.82 | -0.10 |
| Nov | 2.01 | 2.06 | -0.05 |
| Dec | 1.67 | 1.86 | -0.19 |
33.06 | 34.32 | -1.26 |