| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.78 | 3.33 | 0.45 |
| Feb | 3.46 | 3.28 | 0.18 |
| Mar | 2.79 | 2.39 | 0.40 |
| Apr | 1.25 | 1.25 | 0.00 |
| May | 0.55 | 0.60 | -0.05 |
| Jun | 0.11 | 0.18 | -0.07 |
| Jul | 0.00 | 0.00 | 0.00 |
| Aug | 0.02 | 0.03 | -0.01 |
| Sep | 0.08 | 0.05 | 0.03 |
| Oct | 0.85 | 0.74 | 0.11 |
| Nov | 1.85 | 1.75 | 0.10 |
| Dec | 3.72 | 3.12 | 0.60 |
18.46 | 16.72 | 1.74 |