| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.76 | 4.72 | 0.04 |
| Feb | 5.21 | 5.30 | -0.09 |
| Mar | 5.39 | 5.47 | -0.08 |
| Apr | 5.81 | 5.89 | -0.08 |
| May | 5.04 | 5.22 | -0.18 |
| Jun | 4.57 | 4.79 | -0.22 |
| Jul | 4.06 | 4.15 | -0.09 |
| Aug | 3.23 | 3.12 | 0.11 |
| Sep | 3.23 | 3.37 | -0.14 |
| Oct | 3.90 | 3.94 | -0.04 |
| Nov | 4.35 | 4.41 | -0.06 |
| Dec | 5.80 | 5.82 | -0.02 |
55.35 | 56.20 | -0.85 |