| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.11 | 3.16 | -0.05 |
| Feb | 2.45 | 2.47 | -0.02 |
| Mar | 3.41 | 3.49 | -0.08 |
| Apr | 4.44 | 4.55 | -0.11 |
| May | 4.98 | 5.02 | -0.04 |
| Jun | 5.18 | 5.33 | -0.15 |
| Jul | 4.31 | 4.46 | -0.15 |
| Aug | 3.43 | 3.38 | 0.05 |
| Sep | 3.29 | 3.42 | -0.13 |
| Oct | 3.18 | 3.27 | -0.09 |
| Nov | 3.49 | 3.51 | -0.02 |
| Dec | 3.12 | 3.13 | -0.01 |
44.39 | 45.19 | -0.80 |