| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.83 | 6.14 | -0.31 |
| Feb | 5.35 | 5.65 | -0.30 |
| Mar | 5.63 | 5.92 | -0.29 |
| Apr | 5.15 | 5.31 | -0.16 |
| May | 4.46 | 4.71 | -0.25 |
| Jun | 5.12 | 5.34 | -0.22 |
| Jul | 4.99 | 5.30 | -0.31 |
| Aug | 5.10 | 5.75 | -0.65 |
| Sep | 4.16 | 4.62 | -0.46 |
| Oct | 4.57 | 4.72 | -0.15 |
| Nov | 5.02 | 5.11 | -0.09 |
| Dec | 6.06 | 6.25 | -0.19 |
61.44 | 64.82 | -3.38 |