| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.51 | -0.05 |
| Feb | 0.50 | 0.53 | -0.03 |
| Mar | 0.83 | 0.78 | 0.05 |
| Apr | 1.59 | 1.34 | 0.25 |
| May | 2.51 | 2.11 | 0.40 |
| Jun | 2.33 | 2.66 | -0.33 |
| Jul | 1.26 | 1.54 | -0.28 |
| Aug | 1.08 | 1.13 | -0.05 |
| Sep | 1.25 | 1.32 | -0.07 |
| Oct | 1.44 | 1.44 | 0.00 |
| Nov | 0.69 | 0.69 | 0.00 |
| Dec | 0.51 | 0.55 | -0.04 |
14.45 | 14.60 | -0.15 |