| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.24 | 2.66 | -0.42 |
| Feb | 1.77 | 2.08 | -0.31 |
| Mar | 2.10 | 2.38 | -0.28 |
| Apr | 3.31 | 3.55 | -0.24 |
| May | 4.15 | 4.20 | -0.05 |
| Jun | 3.80 | 3.68 | 0.12 |
| Jul | 3.57 | 3.56 | 0.01 |
| Aug | 3.63 | 3.85 | -0.22 |
| Sep | 3.20 | 3.23 | -0.03 |
| Oct | 3.61 | 3.81 | -0.20 |
| Nov | 2.53 | 2.83 | -0.30 |
| Dec | 2.11 | 2.46 | -0.35 |
36.02 | 38.29 | -2.27 |