| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.25 | 1.50 | -0.25 |
| Feb | 1.33 | 1.58 | -0.25 |
| Mar | 1.64 | 2.00 | -0.36 |
| Apr | 2.08 | 2.30 | -0.22 |
| May | 2.08 | 2.33 | -0.25 |
| Jun | 1.01 | 1.05 | -0.04 |
| Jul | 0.73 | 0.73 | 0.00 |
| Aug | 0.76 | 0.64 | 0.12 |
| Sep | 1.12 | 1.11 | 0.01 |
| Oct | 1.45 | 1.46 | -0.01 |
| Nov | 1.39 | 1.58 | -0.19 |
| Dec | 1.35 | 1.61 | -0.26 |
16.19 | 17.89 | -1.70 |