| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.39 | 0.41 | -0.02 |
| Feb | 0.37 | 0.38 | -0.01 |
| Mar | 0.95 | 0.95 | 0.00 |
| Apr | 1.34 | 1.53 | -0.19 |
| May | 1.99 | 2.05 | -0.06 |
| Jun | 2.44 | 2.45 | -0.01 |
| Jul | 2.82 | 3.29 | -0.47 |
| Aug | 2.91 | 3.16 | -0.25 |
| Sep | 1.30 | 1.38 | -0.08 |
| Oct | 1.28 | 1.53 | -0.25 |
| Nov | 0.55 | 0.54 | 0.01 |
| Dec | 0.58 | 0.59 | -0.01 |
16.92 | 18.26 | -1.34 |