| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.92 | 3.04 | -0.12 |
| Feb | 2.37 | 2.41 | -0.04 |
| Mar | 3.06 | 3.25 | -0.19 |
| Apr | 4.00 | 4.23 | -0.23 |
| May | 4.37 | 4.42 | -0.05 |
| Jun | 4.61 | 4.91 | -0.30 |
| Jul | 4.50 | 4.55 | -0.05 |
| Aug | 3.63 | 3.82 | -0.19 |
| Sep | 3.24 | 3.30 | -0.06 |
| Oct | 2.93 | 2.90 | 0.03 |
| Nov | 3.12 | 3.16 | -0.04 |
| Dec | 2.96 | 3.06 | -0.10 |
41.71 | 43.05 | -1.34 |