| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.46 | -0.02 |
| Feb | 1.57 | 1.53 | 0.04 |
| Mar | 2.27 | 2.32 | -0.05 |
| Apr | 2.15 | 2.15 | 0.00 |
| May | 3.85 | 4.07 | -0.22 |
| Jun | 2.97 | 3.02 | -0.05 |
| Jul | 1.91 | 1.92 | -0.01 |
| Aug | 2.29 | 2.17 | 0.12 |
| Sep | 3.25 | 3.18 | 0.07 |
| Oct | 2.82 | 2.88 | -0.06 |
| Nov | 1.88 | 1.98 | -0.10 |
| Dec | 1.45 | 1.63 | -0.18 |
27.85 | 28.31 | -0.46 |