| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.59 | -0.15 |
| Feb | 0.48 | 0.67 | -0.19 |
| Mar | 1.11 | 1.45 | -0.34 |
| Apr | 1.80 | 2.25 | -0.45 |
| May | 2.25 | 2.37 | -0.12 |
| Jun | 1.83 | 1.88 | -0.05 |
| Jul | 2.37 | 2.10 | 0.27 |
| Aug | 1.82 | 2.09 | -0.27 |
| Sep | 1.23 | 1.47 | -0.24 |
| Oct | 1.01 | 1.19 | -0.18 |
| Nov | 0.72 | 0.88 | -0.16 |
| Dec | 0.46 | 0.63 | -0.17 |
15.52 | 17.57 | -2.05 |