| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.98 | 3.34 | -0.36 |
| Feb | 2.46 | 2.83 | -0.37 |
| Mar | 3.34 | 3.53 | -0.19 |
| Apr | 3.47 | 3.61 | -0.14 |
| May | 3.58 | 3.68 | -0.10 |
| Jun | 4.26 | 4.14 | 0.12 |
| Jul | 4.14 | 4.39 | -0.25 |
| Aug | 4.28 | 4.52 | -0.24 |
| Sep | 4.21 | 4.21 | 0.00 |
| Oct | 4.41 | 4.46 | -0.05 |
| Nov | 3.36 | 3.41 | -0.05 |
| Dec | 3.65 | 4.03 | -0.38 |
44.14 | 46.15 | -2.01 |