| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.46 | 4.39 | 0.07 |
| Feb | 4.95 | 4.95 | 0.00 |
| Mar | 5.63 | 5.65 | -0.02 |
| Apr | 5.43 | 5.45 | -0.02 |
| May | 5.15 | 5.35 | -0.20 |
| Jun | 4.74 | 4.51 | 0.23 |
| Jul | 4.46 | 4.49 | -0.03 |
| Aug | 3.59 | 3.49 | 0.10 |
| Sep | 3.84 | 3.95 | -0.11 |
| Oct | 3.80 | 3.92 | -0.12 |
| Nov | 4.15 | 4.13 | 0.02 |
| Dec | 5.49 | 5.54 | -0.05 |
55.69 | 55.82 | -0.13 |