| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.78 | 0.02 |
| Feb | 0.95 | 1.01 | -0.06 |
| Mar | 1.84 | 1.79 | 0.05 |
| Apr | 3.30 | 3.31 | -0.01 |
| May | 4.85 | 4.94 | -0.09 |
| Jun | 4.95 | 4.86 | 0.09 |
| Jul | 3.76 | 3.64 | 0.12 |
| Aug | 4.11 | 4.02 | 0.09 |
| Sep | 3.22 | 3.05 | 0.17 |
| Oct | 2.49 | 2.55 | -0.06 |
| Nov | 1.36 | 1.37 | -0.01 |
| Dec | 1.23 | 1.32 | -0.09 |
32.86 | 32.64 | 0.22 |