| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.30 | 0.37 | -0.07 |
| Feb | 0.38 | 0.40 | -0.02 |
| Mar | 0.69 | 0.65 | 0.04 |
| Apr | 1.54 | 1.58 | -0.04 |
| May | 2.67 | 2.56 | 0.11 |
| Jun | 2.69 | 2.72 | -0.03 |
| Jul | 1.54 | 1.52 | 0.02 |
| Aug | 1.16 | 1.08 | 0.08 |
| Sep | 1.16 | 1.11 | 0.05 |
| Oct | 1.10 | 1.14 | -0.04 |
| Nov | 0.59 | 0.58 | 0.01 |
| Dec | 0.49 | 0.47 | 0.02 |
14.31 | 14.18 | 0.13 |