| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.79 | 0.82 | -0.03 |
| Feb | 1.14 | 1.29 | -0.15 |
| Mar | 2.06 | 2.08 | -0.02 |
| Apr | 2.94 | 3.06 | -0.12 |
| May | 4.94 | 5.02 | -0.08 |
| Jun | 4.23 | 4.32 | -0.09 |
| Jul | 4.57 | 4.55 | 0.02 |
| Aug | 4.01 | 4.08 | -0.07 |
| Sep | 2.81 | 2.70 | 0.11 |
| Oct | 2.41 | 2.40 | 0.01 |
| Nov | 1.42 | 1.52 | -0.10 |
| Dec | 1.26 | 1.32 | -0.06 |
32.58 | 33.16 | -0.58 |