| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.52 | 3.68 | -0.16 |
| Feb | 3.10 | 3.22 | -0.12 |
| Mar | 3.88 | 3.71 | 0.17 |
| Apr | 4.35 | 4.40 | -0.05 |
| May | 3.85 | 3.77 | 0.08 |
| Jun | 4.74 | 4.53 | 0.21 |
| Jul | 4.56 | 4.43 | 0.13 |
| Aug | 4.25 | 4.23 | 0.02 |
| Sep | 3.87 | 3.76 | 0.11 |
| Oct | 5.32 | 5.43 | -0.11 |
| Nov | 4.52 | 4.48 | 0.04 |
| Dec | 4.46 | 4.62 | -0.16 |
50.42 | 50.26 | 0.16 |