| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.16 | 4.17 | -0.01 |
| Feb | 3.92 | 3.96 | -0.04 |
| Mar | 4.53 | 4.53 | 0.00 |
| Apr | 3.33 | 3.44 | -0.11 |
| May | 3.46 | 3.44 | 0.02 |
| Jun | 4.21 | 4.14 | 0.07 |
| Jul | 3.79 | 3.83 | -0.04 |
| Aug | 3.95 | 4.16 | -0.21 |
| Sep | 3.49 | 3.59 | -0.10 |
| Oct | 3.19 | 3.21 | -0.02 |
| Nov | 3.67 | 3.75 | -0.08 |
| Dec | 4.54 | 4.53 | 0.01 |
46.24 | 46.75 | -0.51 |