| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.34 | -0.06 |
| Feb | 2.90 | 2.97 | -0.07 |
| Mar | 3.87 | 4.02 | -0.15 |
| Apr | 4.47 | 4.63 | -0.16 |
| May | 4.85 | 4.94 | -0.09 |
| Jun | 4.75 | 4.73 | 0.02 |
| Jul | 4.16 | 4.42 | -0.26 |
| Aug | 3.43 | 3.52 | -0.09 |
| Sep | 3.18 | 3.17 | 0.01 |
| Oct | 3.15 | 3.13 | 0.02 |
| Nov | 3.08 | 3.17 | -0.09 |
| Dec | 3.47 | 3.63 | -0.16 |
44.59 | 45.67 | -1.08 |