| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.23 | 5.63 | -0.40 |
| Feb | 5.10 | 5.56 | -0.46 |
| Mar | 4.15 | 4.32 | -0.17 |
| Apr | 1.90 | 1.95 | -0.05 |
| May | 0.91 | 0.95 | -0.04 |
| Jun | 0.16 | 0.23 | -0.07 |
| Jul | 0.00 | 0.02 | -0.02 |
| Aug | 0.02 | 0.06 | -0.04 |
| Sep | 0.11 | 0.11 | 0.00 |
| Oct | 1.24 | 1.23 | 0.01 |
| Nov | 2.80 | 2.77 | 0.03 |
| Dec | 5.41 | 5.51 | -0.10 |
27.03 | 28.34 | -1.31 |