| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.53 | 4.37 | 0.16 |
| Feb | 4.24 | 4.34 | -0.10 |
| Mar | 3.38 | 3.11 | 0.27 |
| Apr | 1.52 | 1.52 | 0.00 |
| May | 0.71 | 0.68 | 0.03 |
| Jun | 0.15 | 0.18 | -0.03 |
| Jul | 0.00 | 0.00 | 0.00 |
| Aug | 0.03 | 0.03 | 0.00 |
| Sep | 0.09 | 0.06 | 0.03 |
| Oct | 1.04 | 0.95 | 0.09 |
| Nov | 2.39 | 2.15 | 0.24 |
| Dec | 4.40 | 4.31 | 0.09 |
22.48 | 21.70 | 0.78 |