| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 1.00 | 0.00 |
| Feb | 1.35 | 1.37 | -0.02 |
| Mar | 2.03 | 2.10 | -0.07 |
| Apr | 3.97 | 4.01 | -0.04 |
| May | 5.18 | 5.47 | -0.29 |
| Jun | 4.90 | 5.20 | -0.30 |
| Jul | 4.37 | 4.40 | -0.03 |
| Aug | 4.28 | 4.45 | -0.17 |
| Sep | 3.55 | 3.68 | -0.13 |
| Oct | 2.87 | 2.83 | 0.04 |
| Nov | 2.00 | 2.02 | -0.02 |
| Dec | 1.41 | 1.38 | 0.03 |
36.91 | 37.91 | -1.00 |