| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.51 | 0.42 | 0.09 |
| Feb | 0.59 | 0.50 | 0.09 |
| Mar | 1.26 | 1.23 | 0.03 |
| Apr | 2.09 | 2.09 | 0.00 |
| May | 2.59 | 2.88 | -0.29 |
| Jun | 1.82 | 1.97 | -0.15 |
| Jul | 2.02 | 1.96 | 0.06 |
| Aug | 1.52 | 1.46 | 0.06 |
| Sep | 1.49 | 1.54 | -0.05 |
| Oct | 1.16 | 1.18 | -0.02 |
| Nov | 0.74 | 0.67 | 0.07 |
| Dec | 0.54 | 0.44 | 0.10 |
16.33 | 16.34 | -0.01 |