| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.29 | 3.31 | -0.02 |
| Feb | 2.78 | 2.73 | 0.05 |
| Mar | 3.87 | 4.01 | -0.14 |
| Apr | 3.41 | 3.43 | -0.02 |
| May | 3.82 | 3.91 | -0.09 |
| Jun | 4.56 | 4.36 | 0.20 |
| Jul | 4.80 | 4.98 | -0.18 |
| Aug | 4.75 | 4.79 | -0.04 |
| Sep | 4.39 | 4.82 | -0.43 |
| Oct | 3.90 | 4.10 | -0.20 |
| Nov | 3.09 | 3.05 | 0.04 |
| Dec | 3.55 | 3.63 | -0.08 |
46.21 | 47.12 | -0.91 |