| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.49 | 1.61 | -0.12 |
| Feb | 1.26 | 1.42 | -0.16 |
| Mar | 1.86 | 1.93 | -0.07 |
| Apr | 3.36 | 3.51 | -0.15 |
| May | 3.66 | 3.79 | -0.13 |
| Jun | 4.11 | 4.01 | 0.10 |
| Jul | 3.57 | 3.46 | 0.11 |
| Aug | 3.41 | 3.40 | 0.01 |
| Sep | 2.65 | 2.68 | -0.03 |
| Oct | 2.82 | 2.90 | -0.08 |
| Nov | 2.08 | 2.05 | 0.03 |
| Dec | 1.70 | 1.82 | -0.12 |
31.97 | 32.58 | -0.61 |