| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.90 | 2.96 | -0.06 |
| Feb | 2.46 | 2.44 | 0.02 |
| Mar | 3.32 | 3.32 | 0.00 |
| Apr | 4.20 | 4.22 | -0.02 |
| May | 4.71 | 4.56 | 0.15 |
| Jun | 5.20 | 5.16 | 0.04 |
| Jul | 4.35 | 4.27 | 0.08 |
| Aug | 3.49 | 3.39 | 0.10 |
| Sep | 3.16 | 3.17 | -0.01 |
| Oct | 3.21 | 3.16 | 0.05 |
| Nov | 3.43 | 3.37 | 0.06 |
| Dec | 2.92 | 2.92 | 0.00 |
43.35 | 42.94 | 0.41 |