| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.35 | 0.41 | -0.06 |
| Feb | 0.43 | 0.46 | -0.03 |
| Mar | 0.72 | 0.84 | -0.12 |
| Apr | 1.17 | 1.43 | -0.26 |
| May | 1.86 | 1.80 | 0.06 |
| Jun | 1.53 | 1.53 | 0.00 |
| Jul | 1.54 | 1.50 | 0.04 |
| Aug | 1.13 | 1.24 | -0.11 |
| Sep | 1.15 | 1.18 | -0.03 |
| Oct | 1.01 | 1.00 | 0.01 |
| Nov | 0.51 | 0.61 | -0.10 |
| Dec | 0.42 | 0.46 | -0.04 |
11.82 | 12.46 | -0.64 |