| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.82 | 2.00 | -0.18 |
| Feb | 1.79 | 1.90 | -0.11 |
| Mar | 2.31 | 2.27 | 0.04 |
| Apr | 3.79 | 3.79 | 0.00 |
| May | 4.72 | 4.73 | -0.01 |
| Jun | 4.42 | 4.34 | 0.08 |
| Jul | 3.73 | 3.72 | 0.01 |
| Aug | 3.86 | 4.00 | -0.14 |
| Sep | 3.29 | 3.31 | -0.02 |
| Oct | 3.36 | 3.39 | -0.03 |
| Nov | 2.50 | 2.56 | -0.06 |
| Dec | 2.05 | 2.15 | -0.10 |
37.64 | 38.16 | -0.52 |