| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.24 | 4.19 | 0.05 |
| Feb | 3.33 | 3.40 | -0.07 |
| Mar | 3.66 | 3.63 | 0.03 |
| Apr | 3.99 | 3.90 | 0.09 |
| May | 5.05 | 5.19 | -0.14 |
| Jun | 5.65 | 5.53 | 0.12 |
| Jul | 4.24 | 4.09 | 0.15 |
| Aug | 4.99 | 4.84 | 0.15 |
| Sep | 4.87 | 5.10 | -0.23 |
| Oct | 5.48 | 5.61 | -0.13 |
| Nov | 4.44 | 4.78 | -0.34 |
| Dec | 4.39 | 4.31 | 0.08 |
54.33 | 54.57 | -0.24 |