| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.19 | 6.28 | -0.09 |
| Feb | 5.54 | 5.80 | -0.26 |
| Mar | 5.85 | 6.18 | -0.33 |
| Apr | 5.42 | 5.55 | -0.13 |
| May | 4.82 | 5.10 | -0.28 |
| Jun | 5.43 | 5.78 | -0.35 |
| Jul | 5.17 | 5.76 | -0.59 |
| Aug | 5.70 | 6.54 | -0.84 |
| Sep | 4.35 | 5.17 | -0.82 |
| Oct | 4.78 | 5.23 | -0.45 |
| Nov | 5.34 | 5.51 | -0.17 |
| Dec | 6.31 | 6.59 | -0.28 |
64.90 | 69.49 | -4.59 |