| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.31 | 0.00 |
| Feb | 0.46 | 0.45 | 0.01 |
| Mar | 0.81 | 0.84 | -0.03 |
| Apr | 1.81 | 1.76 | 0.05 |
| May | 2.89 | 2.87 | 0.02 |
| Jun | 2.62 | 2.52 | 0.10 |
| Jul | 2.61 | 2.55 | 0.06 |
| Aug | 2.19 | 2.21 | -0.02 |
| Sep | 1.45 | 1.32 | 0.13 |
| Oct | 1.25 | 1.21 | 0.04 |
| Nov | 0.51 | 0.49 | 0.02 |
| Dec | 0.39 | 0.40 | -0.01 |
17.30 | 16.93 | 0.37 |