| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.33 | 3.34 | -0.01 |
| Feb | 3.02 | 2.96 | 0.06 |
| Mar | 2.40 | 2.37 | 0.03 |
| Apr | 1.41 | 1.41 | 0.00 |
| May | 0.68 | 0.63 | 0.05 |
| Jun | 0.12 | 0.15 | -0.03 |
| Jul | 0.00 | 0.00 | 0.00 |
| Aug | 0.02 | 0.02 | 0.00 |
| Sep | 0.10 | 0.08 | 0.02 |
| Oct | 0.84 | 0.84 | 0.00 |
| Nov | 1.70 | 1.62 | 0.08 |
| Dec | 3.16 | 3.14 | 0.02 |
16.78 | 16.56 | 0.22 |