| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.75 | 3.00 | -0.25 |
| Feb | 2.15 | 2.37 | -0.22 |
| Mar | 2.58 | 2.79 | -0.21 |
| Apr | 3.31 | 3.43 | -0.12 |
| May | 3.25 | 3.17 | 0.08 |
| Jun | 3.27 | 3.39 | -0.12 |
| Jul | 3.39 | 3.29 | 0.10 |
| Aug | 3.16 | 3.08 | 0.08 |
| Sep | 3.72 | 3.72 | 0.00 |
| Oct | 3.60 | 3.80 | -0.20 |
| Nov | 3.11 | 3.21 | -0.10 |
| Dec | 3.12 | 3.32 | -0.20 |
37.41 | 38.57 | -1.16 |