| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.82 | 2.95 | -0.13 |
| Feb | 2.39 | 2.46 | -0.07 |
| Mar | 3.18 | 3.37 | -0.19 |
| Apr | 4.23 | 4.40 | -0.17 |
| May | 4.59 | 4.75 | -0.16 |
| Jun | 5.05 | 5.09 | -0.04 |
| Jul | 4.19 | 4.26 | -0.07 |
| Aug | 3.46 | 3.20 | 0.26 |
| Sep | 3.33 | 3.40 | -0.07 |
| Oct | 3.24 | 3.23 | 0.01 |
| Nov | 3.44 | 3.46 | -0.02 |
| Dec | 2.86 | 2.95 | -0.09 |
42.78 | 43.52 | -0.74 |