| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.06 | 3.29 | -0.23 |
| Feb | 3.59 | 3.70 | -0.11 |
| Mar | 2.15 | 2.90 | -0.75 |
| Apr | 0.97 | 1.27 | -0.30 |
| May | 0.34 | 0.45 | -0.11 |
| Jun | 0.06 | 0.10 | -0.04 |
| Jul | 0.07 | 0.15 | -0.08 |
| Aug | 0.07 | 0.05 | 0.02 |
| Sep | 0.21 | 0.29 | -0.08 |
| Oct | 0.54 | 0.68 | -0.14 |
| Nov | 1.07 | 1.18 | -0.11 |
| Dec | 2.02 | 2.26 | -0.24 |
14.15 | 16.32 | -2.17 |