| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.99 | 4.13 | -0.14 |
| Feb | 4.46 | 4.47 | -0.01 |
| Mar | 4.87 | 4.90 | -0.03 |
| Apr | 4.72 | 4.87 | -0.15 |
| May | 4.86 | 5.05 | -0.19 |
| Jun | 4.12 | 4.18 | -0.06 |
| Jul | 3.37 | 3.49 | -0.12 |
| Aug | 3.14 | 3.03 | 0.11 |
| Sep | 3.79 | 3.79 | 0.00 |
| Oct | 4.52 | 4.63 | -0.11 |
| Nov | 4.11 | 4.17 | -0.06 |
| Dec | 5.00 | 5.03 | -0.03 |
50.95 | 51.74 | -0.79 |