| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.10 | 6.13 | -0.03 |
| Feb | 4.73 | 4.79 | -0.06 |
| Mar | 4.54 | 4.61 | -0.07 |
| Apr | 5.06 | 5.11 | -0.05 |
| May | 5.56 | 5.70 | -0.14 |
| Jun | 6.46 | 6.65 | -0.19 |
| Jul | 6.04 | 6.14 | -0.10 |
| Aug | 6.05 | 6.57 | -0.52 |
| Sep | 4.54 | 4.69 | -0.15 |
| Oct | 4.69 | 4.65 | 0.04 |
| Nov | 3.99 | 4.13 | -0.14 |
| Dec | 5.35 | 5.32 | 0.03 |
63.11 | 64.49 | -1.38 |