| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.52 | 2.69 | -0.17 |
| Feb | 2.14 | 2.34 | -0.20 |
| Mar | 3.44 | 3.53 | -0.09 |
| Apr | 4.67 | 4.72 | -0.05 |
| May | 4.97 | 4.99 | -0.02 |
| Jun | 4.49 | 4.53 | -0.04 |
| Jul | 3.86 | 3.90 | -0.04 |
| Aug | 3.37 | 3.38 | -0.01 |
| Sep | 3.46 | 3.42 | 0.04 |
| Oct | 3.09 | 3.20 | -0.11 |
| Nov | 3.35 | 3.56 | -0.21 |
| Dec | 2.73 | 2.70 | 0.03 |
42.09 | 42.96 | -0.87 |