| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.49 | 3.57 | -0.08 |
| Feb | 2.88 | 2.88 | 0.00 |
| Mar | 4.07 | 3.91 | 0.16 |
| Apr | 3.58 | 3.63 | -0.05 |
| May | 3.74 | 3.84 | -0.10 |
| Jun | 4.40 | 4.26 | 0.14 |
| Jul | 5.31 | 5.17 | 0.14 |
| Aug | 5.05 | 5.42 | -0.37 |
| Sep | 5.05 | 5.00 | 0.05 |
| Oct | 3.92 | 4.38 | -0.46 |
| Nov | 3.12 | 3.16 | -0.04 |
| Dec | 3.56 | 3.57 | -0.01 |
48.17 | 48.79 | -0.62 |