| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.07 | 3.99 | 0.08 |
| Feb | 3.94 | 3.79 | 0.15 |
| Mar | 3.04 | 3.05 | -0.01 |
| Apr | 1.56 | 1.63 | -0.07 |
| May | 1.04 | 0.92 | 0.12 |
| Jun | 0.24 | 0.24 | 0.00 |
| Jul | 0.00 | 0.00 | 0.00 |
| Aug | 0.03 | 0.03 | 0.00 |
| Sep | 0.09 | 0.12 | -0.03 |
| Oct | 0.95 | 0.99 | -0.04 |
| Nov | 2.07 | 2.02 | 0.05 |
| Dec | 3.53 | 3.77 | -0.24 |
20.56 | 20.55 | 0.01 |