| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.94 | 0.98 | -0.04 |
| Feb | 1.37 | 1.50 | -0.13 |
| Mar | 2.31 | 2.36 | -0.05 |
| Apr | 3.78 | 3.83 | -0.05 |
| May | 5.35 | 5.54 | -0.19 |
| Jun | 5.21 | 5.16 | 0.05 |
| Jul | 4.18 | 4.10 | 0.08 |
| Aug | 4.21 | 4.24 | -0.03 |
| Sep | 3.72 | 3.66 | 0.06 |
| Oct | 2.85 | 3.11 | -0.26 |
| Nov | 2.07 | 2.05 | 0.02 |
| Dec | 1.53 | 1.52 | 0.01 |
37.52 | 38.05 | -0.53 |