| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.35 | 2.60 | -0.25 |
| Feb | 1.84 | 2.26 | -0.42 |
| Mar | 1.66 | 2.17 | -0.51 |
| Apr | 1.40 | 2.02 | -0.62 |
| May | 1.26 | 1.72 | -0.46 |
| Jun | 0.73 | 0.80 | -0.07 |
| Jul | 0.34 | 0.43 | -0.09 |
| Aug | 0.28 | 0.35 | -0.07 |
| Sep | 0.41 | 0.54 | -0.13 |
| Oct | 1.12 | 1.48 | -0.36 |
| Nov | 2.18 | 2.72 | -0.54 |
| Dec | 3.06 | 3.76 | -0.70 |
16.63 | 20.85 | -4.22 |