| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.08 | -0.05 |
| Feb | 2.62 | 2.59 | 0.03 |
| Mar | 3.90 | 3.82 | 0.08 |
| Apr | 3.57 | 3.55 | 0.02 |
| May | 4.25 | 4.14 | 0.11 |
| Jun | 4.26 | 4.19 | 0.07 |
| Jul | 4.39 | 4.17 | 0.22 |
| Aug | 3.47 | 3.44 | 0.03 |
| Sep | 4.46 | 4.57 | -0.11 |
| Oct | 3.68 | 3.89 | -0.21 |
| Nov | 3.15 | 3.23 | -0.08 |
| Dec | 3.55 | 3.69 | -0.14 |
44.33 | 44.36 | -0.03 |