| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.79 | 0.82 | -0.03 |
| Feb | 1.14 | 1.29 | -0.15 |
| Mar | 2.04 | 2.07 | -0.03 |
| Apr | 2.94 | 3.05 | -0.11 |
| May | 4.96 | 5.02 | -0.06 |
| Jun | 4.21 | 4.31 | -0.10 |
| Jul | 4.58 | 4.54 | 0.04 |
| Aug | 4.00 | 4.07 | -0.07 |
| Sep | 2.78 | 2.70 | 0.08 |
| Oct | 2.40 | 2.40 | 0.00 |
| Nov | 1.41 | 1.52 | -0.11 |
| Dec | 1.25 | 1.32 | -0.07 |
32.50 | 33.11 | -0.61 |