| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.97 | 3.11 | -0.14 |
| Feb | 2.43 | 2.57 | -0.14 |
| Mar | 3.27 | 3.39 | -0.12 |
| Apr | 3.74 | 3.75 | -0.01 |
| May | 3.79 | 4.04 | -0.25 |
| Jun | 4.39 | 4.58 | -0.19 |
| Jul | 4.03 | 3.94 | 0.09 |
| Aug | 4.19 | 4.18 | 0.01 |
| Sep | 4.23 | 4.54 | -0.31 |
| Oct | 4.33 | 4.28 | 0.05 |
| Nov | 3.07 | 3.24 | -0.17 |
| Dec | 3.59 | 3.74 | -0.15 |
44.03 | 45.36 | -1.33 |