| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.96 | 3.36 | -0.40 |
| Feb | 2.53 | 2.87 | -0.34 |
| Mar | 3.40 | 3.82 | -0.42 |
| Apr | 3.54 | 3.73 | -0.19 |
| May | 3.49 | 3.78 | -0.29 |
| Jun | 4.36 | 4.64 | -0.28 |
| Jul | 4.06 | 4.34 | -0.28 |
| Aug | 4.21 | 4.60 | -0.39 |
| Sep | 4.28 | 4.51 | -0.23 |
| Oct | 4.29 | 4.67 | -0.38 |
| Nov | 3.33 | 3.54 | -0.21 |
| Dec | 3.63 | 4.23 | -0.60 |
44.08 | 48.09 | -4.01 |