| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.07 | 1.33 | -0.26 |
| Feb | 1.18 | 1.18 | 0.00 |
| Mar | 1.12 | 1.11 | 0.01 |
| Apr | 0.38 | 0.44 | -0.06 |
| May | 0.38 | 0.42 | -0.04 |
| Jun | 0.15 | 0.20 | -0.05 |
| Jul | 1.45 | 1.72 | -0.27 |
| Aug | 2.33 | 2.51 | -0.18 |
| Sep | 1.30 | 1.39 | -0.09 |
| Oct | 0.89 | 0.98 | -0.09 |
| Nov | 0.67 | 0.74 | -0.07 |
| Dec | 1.19 | 1.26 | -0.07 |
12.11 | 13.28 | -1.17 |