| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.57 | 3.70 | -0.13 |
| Feb | 2.87 | 3.18 | -0.31 |
| Mar | 4.13 | 4.43 | -0.30 |
| Apr | 4.05 | 4.18 | -0.13 |
| May | 4.18 | 4.28 | -0.10 |
| Jun | 4.69 | 5.02 | -0.33 |
| Jul | 4.87 | 4.61 | 0.26 |
| Aug | 4.63 | 4.73 | -0.10 |
| Sep | 4.57 | 4.57 | 0.00 |
| Oct | 4.62 | 4.97 | -0.35 |
| Nov | 3.51 | 3.75 | -0.24 |
| Dec | 4.35 | 4.75 | -0.40 |
50.04 | 52.17 | -2.13 |