| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.34 | 0.35 | -0.01 |
| Feb | 0.34 | 0.35 | -0.01 |
| Mar | 0.81 | 0.82 | -0.01 |
| Apr | 1.49 | 1.48 | 0.01 |
| May | 2.44 | 2.38 | 0.06 |
| Jun | 2.23 | 2.27 | -0.04 |
| Jul | 2.72 | 2.67 | 0.05 |
| Aug | 2.40 | 2.52 | -0.12 |
| Sep | 1.13 | 1.19 | -0.06 |
| Oct | 0.99 | 1.00 | -0.01 |
| Nov | 0.51 | 0.52 | -0.01 |
| Dec | 0.31 | 0.32 | -0.01 |
15.71 | 15.87 | -0.16 |