| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.21 | 3.38 | -0.17 |
| Feb | 2.79 | 2.99 | -0.20 |
| Mar | 4.03 | 4.24 | -0.21 |
| Apr | 3.47 | 3.57 | -0.10 |
| May | 3.68 | 3.95 | -0.27 |
| Jun | 4.07 | 4.26 | -0.19 |
| Jul | 4.17 | 4.31 | -0.14 |
| Aug | 4.49 | 4.65 | -0.16 |
| Sep | 4.10 | 4.36 | -0.26 |
| Oct | 3.72 | 4.25 | -0.53 |
| Nov | 3.18 | 3.26 | -0.08 |
| Dec | 3.72 | 3.99 | -0.27 |
44.63 | 47.21 | -2.58 |