| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.63 | 2.73 | -0.10 |
| Feb | 2.22 | 2.40 | -0.18 |
| Mar | 3.17 | 3.35 | -0.18 |
| Apr | 3.29 | 3.41 | -0.12 |
| May | 3.58 | 3.55 | 0.03 |
| Jun | 4.24 | 4.07 | 0.17 |
| Jul | 3.79 | 4.02 | -0.23 |
| Aug | 4.06 | 3.98 | 0.08 |
| Sep | 3.74 | 3.83 | -0.09 |
| Oct | 4.28 | 4.72 | -0.44 |
| Nov | 3.04 | 3.05 | -0.01 |
| Dec | 3.24 | 3.51 | -0.27 |
41.28 | 42.62 | -1.34 |