| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.82 | 0.89 | -0.07 |
| Feb | 0.94 | 0.90 | 0.04 |
| Mar | 1.64 | 1.79 | -0.15 |
| Apr | 3.19 | 3.02 | 0.17 |
| May | 4.30 | 4.22 | 0.08 |
| Jun | 4.76 | 5.24 | -0.48 |
| Jul | 4.28 | 4.35 | -0.07 |
| Aug | 4.28 | 4.19 | 0.09 |
| Sep | 3.31 | 3.35 | -0.04 |
| Oct | 2.43 | 2.53 | -0.10 |
| Nov | 1.54 | 1.53 | 0.01 |
| Dec | 1.13 | 1.14 | -0.01 |
32.62 | 33.15 | -0.53 |