| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.81 | -0.01 |
| Feb | 0.85 | 0.83 | 0.02 |
| Mar | 1.66 | 1.62 | 0.04 |
| Apr | 3.00 | 2.89 | 0.11 |
| May | 4.26 | 4.28 | -0.02 |
| Jun | 4.84 | 4.82 | 0.02 |
| Jul | 4.14 | 3.94 | 0.20 |
| Aug | 4.28 | 4.45 | -0.17 |
| Sep | 3.22 | 3.17 | 0.05 |
| Oct | 2.46 | 2.55 | -0.09 |
| Nov | 1.55 | 1.53 | 0.02 |
| Dec | 1.12 | 1.17 | -0.05 |
32.18 | 32.06 | 0.12 |