| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.79 | 2.82 | -0.03 |
| Feb | 2.35 | 2.62 | -0.27 |
| Mar | 3.07 | 3.25 | -0.18 |
| Apr | 3.44 | 3.75 | -0.31 |
| May | 3.50 | 3.64 | -0.14 |
| Jun | 4.50 | 4.79 | -0.29 |
| Jul | 4.02 | 4.06 | -0.04 |
| Aug | 4.05 | 4.21 | -0.16 |
| Sep | 4.10 | 4.27 | -0.17 |
| Oct | 4.00 | 3.99 | 0.01 |
| Nov | 3.13 | 3.31 | -0.18 |
| Dec | 3.17 | 3.39 | -0.22 |
42.12 | 44.10 | -1.98 |