| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.95 | 3.39 | 0.56 |
| Feb | 4.12 | 3.67 | 0.45 |
| Mar | 2.47 | 2.77 | -0.30 |
| Apr | 0.82 | 0.66 | 0.16 |
| May | 0.35 | 0.29 | 0.06 |
| Jun | 0.07 | 0.05 | 0.02 |
| Jul | 0.02 | 0.04 | -0.02 |
| Aug | 0.01 | 0.00 | 0.01 |
| Sep | 0.06 | 0.06 | 0.00 |
| Oct | 0.61 | 0.55 | 0.06 |
| Nov | 1.01 | 0.83 | 0.18 |
| Dec | 2.76 | 2.40 | 0.36 |
16.25 | 14.71 | 1.54 |