| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.90 | 5.35 | -1.45 |
| Feb | 2.69 | 3.40 | -0.71 |
| Mar | 2.34 | 3.42 | -1.08 |
| Apr | 1.55 | 1.96 | -0.41 |
| May | 1.17 | 1.42 | -0.25 |
| Jun | 0.78 | 0.93 | -0.15 |
| Jul | 0.21 | 0.21 | 0.00 |
| Aug | 0.26 | 0.32 | -0.06 |
| Sep | 0.59 | 0.81 | -0.22 |
| Oct | 2.06 | 2.35 | -0.29 |
| Nov | 3.54 | 4.88 | -1.34 |
| Dec | 4.61 | 6.24 | -1.63 |
23.70 | 31.29 | -7.59 |