| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.02 | 1.04 | -0.02 |
| Feb | 1.36 | 1.41 | -0.05 |
| Mar | 2.67 | 2.73 | -0.06 |
| Apr | 3.60 | 3.78 | -0.18 |
| May | 5.44 | 5.61 | -0.17 |
| Jun | 5.11 | 5.18 | -0.07 |
| Jul | 4.15 | 4.28 | -0.13 |
| Aug | 4.11 | 4.14 | -0.03 |
| Sep | 2.92 | 2.97 | -0.05 |
| Oct | 3.36 | 3.40 | -0.04 |
| Nov | 1.85 | 1.94 | -0.09 |
| Dec | 1.49 | 1.50 | -0.01 |
37.08 | 37.98 | -0.90 |