| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.32 | 5.38 | -0.06 |
| Feb | 5.19 | 5.36 | -0.17 |
| Mar | 5.50 | 5.41 | 0.09 |
| Apr | 5.14 | 5.39 | -0.25 |
| May | 4.58 | 4.66 | -0.08 |
| Jun | 4.67 | 4.96 | -0.29 |
| Jul | 4.49 | 4.63 | -0.14 |
| Aug | 4.04 | 4.04 | 0.00 |
| Sep | 3.82 | 4.09 | -0.27 |
| Oct | 3.53 | 3.54 | -0.01 |
| Nov | 4.21 | 4.25 | -0.04 |
| Dec | 5.32 | 5.56 | -0.24 |
55.81 | 57.27 | -1.46 |