| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.33 | 0.31 | 0.02 |
| Feb | 0.51 | 0.46 | 0.05 |
| Mar | 0.95 | 0.92 | 0.03 |
| Apr | 1.69 | 1.61 | 0.08 |
| May | 2.69 | 2.62 | 0.07 |
| Jun | 2.82 | 2.71 | 0.11 |
| Jul | 3.46 | 3.50 | -0.04 |
| Aug | 2.95 | 2.89 | 0.06 |
| Sep | 1.52 | 1.55 | -0.03 |
| Oct | 1.42 | 1.43 | -0.01 |
| Nov | 0.60 | 0.60 | 0.00 |
| Dec | 0.43 | 0.53 | -0.10 |
19.37 | 19.13 | 0.24 |