| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.51 | 5.32 | -0.81 |
| Feb | 4.25 | 4.48 | -0.23 |
| Mar | 4.94 | 4.95 | -0.01 |
| Apr | 4.89 | 5.51 | -0.62 |
| May | 3.84 | 3.97 | -0.13 |
| Jun | 5.84 | 6.09 | -0.25 |
| Jul | 7.32 | 7.54 | -0.22 |
| Aug | 6.52 | 6.97 | -0.45 |
| Sep | 6.63 | 6.69 | -0.06 |
| Oct | 4.21 | 4.20 | 0.01 |
| Nov | 3.98 | 4.06 | -0.08 |
| Dec | 4.83 | 4.93 | -0.10 |
61.76 | 64.71 | -2.95 |