| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.38 | 0.37 | 0.01 |
| Feb | 0.41 | 0.44 | -0.03 |
| Mar | 0.92 | 1.00 | -0.08 |
| Apr | 1.70 | 1.74 | -0.04 |
| May | 2.42 | 2.40 | 0.02 |
| Jun | 2.21 | 2.13 | 0.08 |
| Jul | 2.90 | 2.69 | 0.21 |
| Aug | 2.36 | 2.70 | -0.34 |
| Sep | 1.09 | 1.06 | 0.03 |
| Oct | 0.98 | 1.05 | -0.07 |
| Nov | 0.49 | 0.52 | -0.03 |
| Dec | 0.34 | 0.39 | -0.05 |
16.20 | 16.49 | -0.29 |