| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.34 | 0.34 | 0.00 |
| Feb | 0.52 | 0.52 | 0.00 |
| Mar | 0.92 | 0.93 | -0.01 |
| Apr | 2.13 | 2.13 | 0.00 |
| May | 3.90 | 3.79 | 0.11 |
| Jun | 3.26 | 3.19 | 0.07 |
| Jul | 2.88 | 2.88 | 0.00 |
| Aug | 2.08 | 2.15 | -0.07 |
| Sep | 1.46 | 1.43 | 0.03 |
| Oct | 1.36 | 1.45 | -0.09 |
| Nov | 0.49 | 0.49 | 0.00 |
| Dec | 0.37 | 0.39 | -0.02 |
19.71 | 19.69 | 0.02 |