| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.08 | 1.12 | -0.04 |
| Feb | 1.50 | 1.53 | -0.03 |
| Mar | 2.15 | 2.25 | -0.10 |
| Apr | 3.83 | 3.90 | -0.07 |
| May | 5.31 | 5.37 | -0.06 |
| Jun | 5.15 | 5.20 | -0.05 |
| Jul | 4.25 | 4.51 | -0.26 |
| Aug | 4.20 | 4.24 | -0.04 |
| Sep | 3.84 | 3.81 | 0.03 |
| Oct | 2.93 | 2.91 | 0.02 |
| Nov | 2.12 | 2.11 | 0.01 |
| Dec | 1.54 | 1.58 | -0.04 |
37.90 | 38.53 | -0.63 |