| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.63 | 2.68 | -0.05 |
| Feb | 2.41 | 2.44 | -0.03 |
| Mar | 4.10 | 4.02 | 0.08 |
| Apr | 4.79 | 5.02 | -0.23 |
| May | 5.78 | 5.84 | -0.06 |
| Jun | 4.27 | 4.32 | -0.05 |
| Jul | 3.93 | 3.94 | -0.01 |
| Aug | 3.63 | 3.39 | 0.24 |
| Sep | 4.11 | 4.24 | -0.13 |
| Oct | 4.17 | 4.14 | 0.03 |
| Nov | 4.01 | 3.99 | 0.02 |
| Dec | 3.17 | 3.09 | 0.08 |
47.00 | 47.11 | -0.11 |