| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.67 | 1.82 | -0.15 |
| Feb | 1.59 | 1.76 | -0.17 |
| Mar | 2.10 | 2.24 | -0.14 |
| Apr | 3.71 | 3.88 | -0.17 |
| May | 3.76 | 3.79 | -0.03 |
| Jun | 4.07 | 4.10 | -0.03 |
| Jul | 3.24 | 3.07 | 0.17 |
| Aug | 3.53 | 3.47 | 0.06 |
| Sep | 3.26 | 3.14 | 0.12 |
| Oct | 2.96 | 3.05 | -0.09 |
| Nov | 2.24 | 2.33 | -0.09 |
| Dec | 1.89 | 1.99 | -0.10 |
34.02 | 34.64 | -0.62 |