| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.94 | 3.06 | -0.12 |
| Feb | 2.42 | 2.53 | -0.11 |
| Mar | 3.30 | 3.41 | -0.11 |
| Apr | 4.33 | 4.57 | -0.24 |
| May | 4.65 | 4.72 | -0.07 |
| Jun | 4.94 | 4.98 | -0.04 |
| Jul | 4.31 | 4.39 | -0.08 |
| Aug | 3.33 | 3.04 | 0.29 |
| Sep | 3.26 | 3.38 | -0.12 |
| Oct | 3.41 | 3.31 | 0.10 |
| Nov | 3.39 | 3.42 | -0.03 |
| Dec | 2.87 | 2.99 | -0.12 |
43.15 | 43.80 | -0.65 |