| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.54 | 0.48 | 0.06 |
| Feb | 0.38 | 0.39 | -0.01 |
| Mar | 0.39 | 0.39 | 0.00 |
| Apr | 0.52 | 0.57 | -0.05 |
| May | 1.19 | 1.19 | 0.00 |
| Jun | 2.06 | 2.21 | -0.15 |
| Jul | 2.88 | 2.92 | -0.04 |
| Aug | 2.55 | 2.87 | -0.32 |
| Sep | 2.18 | 2.03 | 0.15 |
| Oct | 1.25 | 1.25 | 0.00 |
| Nov | 0.54 | 0.59 | -0.05 |
| Dec | 0.53 | 0.48 | 0.05 |
15.01 | 15.37 | -0.36 |