| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 0.97 | 0.03 |
| Feb | 1.03 | 1.05 | -0.02 |
| Mar | 1.90 | 1.82 | 0.08 |
| Apr | 3.27 | 3.18 | 0.09 |
| May | 4.29 | 4.46 | -0.17 |
| Jun | 5.19 | 5.21 | -0.02 |
| Jul | 3.99 | 4.21 | -0.22 |
| Aug | 4.44 | 4.49 | -0.05 |
| Sep | 3.70 | 3.77 | -0.07 |
| Oct | 2.46 | 2.51 | -0.05 |
| Nov | 1.80 | 1.68 | 0.12 |
| Dec | 1.28 | 1.24 | 0.04 |
34.35 | 34.59 | -0.24 |