| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.07 | 3.03 | 0.04 |
| Feb | 2.49 | 2.46 | 0.03 |
| Mar | 3.54 | 3.43 | 0.11 |
| Apr | 4.34 | 4.39 | -0.05 |
| May | 4.78 | 4.77 | 0.01 |
| Jun | 5.18 | 5.11 | 0.07 |
| Jul | 4.32 | 4.42 | -0.10 |
| Aug | 3.55 | 3.36 | 0.19 |
| Sep | 3.14 | 3.15 | -0.01 |
| Oct | 3.19 | 3.21 | -0.02 |
| Nov | 3.46 | 3.43 | 0.03 |
| Dec | 3.11 | 3.05 | 0.06 |
44.17 | 43.81 | 0.36 |