| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.32 | 3.58 | -0.26 |
| Feb | 2.87 | 3.31 | -0.44 |
| Mar | 3.58 | 4.09 | -0.51 |
| Apr | 4.07 | 4.46 | -0.39 |
| May | 3.60 | 3.85 | -0.25 |
| Jun | 4.73 | 5.22 | -0.49 |
| Jul | 3.82 | 4.12 | -0.30 |
| Aug | 3.98 | 4.18 | -0.20 |
| Sep | 3.49 | 3.59 | -0.10 |
| Oct | 5.18 | 5.58 | -0.40 |
| Nov | 4.15 | 4.41 | -0.26 |
| Dec | 4.08 | 4.61 | -0.53 |
46.87 | 51.00 | -4.13 |