| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.12 | -0.09 |
| Feb | 2.56 | 2.52 | 0.04 |
| Mar | 3.46 | 3.49 | -0.03 |
| Apr | 4.57 | 4.65 | -0.08 |
| May | 4.85 | 5.04 | -0.19 |
| Jun | 4.87 | 5.03 | -0.16 |
| Jul | 4.11 | 4.31 | -0.20 |
| Aug | 3.32 | 3.17 | 0.15 |
| Sep | 3.06 | 3.22 | -0.16 |
| Oct | 3.28 | 3.25 | 0.03 |
| Nov | 3.46 | 3.41 | 0.05 |
| Dec | 3.12 | 3.20 | -0.08 |
43.69 | 44.41 | -0.72 |