| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.98 | 3.09 | -0.11 |
| Feb | 2.37 | 2.52 | -0.15 |
| Mar | 3.39 | 3.42 | -0.03 |
| Apr | 4.39 | 4.59 | -0.20 |
| May | 4.77 | 4.82 | -0.05 |
| Jun | 4.97 | 5.01 | -0.04 |
| Jul | 4.25 | 4.25 | 0.00 |
| Aug | 3.30 | 3.09 | 0.21 |
| Sep | 3.18 | 3.33 | -0.15 |
| Oct | 3.37 | 3.31 | 0.06 |
| Nov | 3.38 | 3.48 | -0.10 |
| Dec | 2.93 | 3.06 | -0.13 |
43.28 | 43.97 | -0.69 |