| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.14 | 5.16 | -0.02 |
| Feb | 5.42 | 5.33 | 0.09 |
| Mar | 5.39 | 5.40 | -0.01 |
| Apr | 4.75 | 4.94 | -0.19 |
| May | 4.22 | 4.47 | -0.25 |
| Jun | 4.58 | 4.70 | -0.12 |
| Jul | 4.31 | 4.35 | -0.04 |
| Aug | 3.93 | 4.13 | -0.20 |
| Sep | 3.79 | 3.85 | -0.06 |
| Oct | 3.36 | 3.39 | -0.03 |
| Nov | 4.21 | 4.40 | -0.19 |
| Dec | 5.21 | 5.24 | -0.03 |
54.31 | 55.36 | -1.05 |