| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.55 | 3.78 | -0.23 |
| Feb | 4.05 | 4.57 | -0.52 |
| Mar | 2.34 | 3.18 | -0.84 |
| Apr | 1.05 | 1.15 | -0.10 |
| May | 0.32 | 0.42 | -0.10 |
| Jun | 0.05 | 0.15 | -0.10 |
| Jul | 0.05 | 0.09 | -0.04 |
| Aug | 0.05 | 0.08 | -0.03 |
| Sep | 0.13 | 0.13 | 0.00 |
| Oct | 0.53 | 0.94 | -0.41 |
| Nov | 0.99 | 1.18 | -0.19 |
| Dec | 2.47 | 3.17 | -0.70 |
15.58 | 18.84 | -3.26 |