| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.67 | 4.65 | 0.02 |
| Feb | 4.41 | 4.42 | -0.01 |
| Mar | 5.09 | 5.16 | -0.07 |
| Apr | 5.08 | 5.14 | -0.06 |
| May | 4.37 | 4.33 | 0.04 |
| Jun | 4.33 | 4.46 | -0.13 |
| Jul | 3.42 | 3.55 | -0.13 |
| Aug | 3.19 | 3.06 | 0.13 |
| Sep | 3.55 | 3.77 | -0.22 |
| Oct | 4.60 | 4.42 | 0.18 |
| Nov | 4.22 | 4.35 | -0.13 |
| Dec | 5.01 | 5.10 | -0.09 |
51.94 | 52.41 | -0.47 |