| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.38 | 0.37 | 0.01 |
| Feb | 0.49 | 0.49 | 0.00 |
| Mar | 0.81 | 0.90 | -0.09 |
| Apr | 1.70 | 1.92 | -0.22 |
| May | 3.15 | 3.11 | 0.04 |
| Jun | 2.97 | 3.05 | -0.08 |
| Jul | 2.09 | 2.11 | -0.02 |
| Aug | 1.55 | 1.51 | 0.04 |
| Sep | 1.05 | 1.11 | -0.06 |
| Oct | 1.30 | 1.50 | -0.20 |
| Nov | 0.50 | 0.53 | -0.03 |
| Dec | 0.41 | 0.46 | -0.05 |
16.40 | 17.06 | -0.66 |