| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.45 | 0.17 |
| Feb | 0.59 | 0.39 | 0.20 |
| Mar | 0.96 | 0.86 | 0.10 |
| Apr | 1.14 | 1.07 | 0.07 |
| May | 1.21 | 1.08 | 0.13 |
| Jun | 0.89 | 0.85 | 0.04 |
| Jul | 2.12 | 1.92 | 0.20 |
| Aug | 2.03 | 1.65 | 0.38 |
| Sep | 1.39 | 1.41 | -0.02 |
| Oct | 1.00 | 0.81 | 0.19 |
| Nov | 0.67 | 0.46 | 0.21 |
| Dec | 0.58 | 0.43 | 0.15 |
13.20 | 11.38 | 1.82 |