| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.61 | 3.57 | 0.04 |
| Feb | 3.20 | 3.15 | 0.05 |
| Mar | 3.82 | 3.74 | 0.08 |
| Apr | 3.55 | 3.45 | 0.10 |
| May | 4.24 | 4.01 | 0.23 |
| Jun | 5.05 | 4.83 | 0.22 |
| Jul | 5.89 | 5.65 | 0.24 |
| Aug | 5.66 | 5.84 | -0.18 |
| Sep | 6.70 | 6.43 | 0.27 |
| Oct | 3.27 | 3.39 | -0.12 |
| Nov | 3.34 | 3.24 | 0.10 |
| Dec | 3.46 | 3.37 | 0.09 |
51.79 | 50.67 | 1.12 |