| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.16 | 5.41 | -0.25 |
| Feb | 5.34 | 5.44 | -0.10 |
| Mar | 5.35 | 5.45 | -0.10 |
| Apr | 5.18 | 5.20 | -0.02 |
| May | 4.68 | 5.19 | -0.51 |
| Jun | 4.31 | 4.88 | -0.57 |
| Jul | 4.76 | 4.68 | 0.08 |
| Aug | 4.08 | 3.96 | 0.12 |
| Sep | 3.71 | 4.18 | -0.47 |
| Oct | 3.91 | 3.71 | 0.20 |
| Nov | 4.26 | 4.24 | 0.02 |
| Dec | 6.18 | 6.12 | 0.06 |
56.92 | 58.46 | -1.54 |