| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.41 | -0.31 |
| Feb | 2.04 | 2.32 | -0.28 |
| Mar | 1.76 | 2.01 | -0.25 |
| Apr | 0.82 | 0.96 | -0.14 |
| May | 0.67 | 0.79 | -0.12 |
| Jun | 0.54 | 0.54 | 0.00 |
| Jul | 3.36 | 3.44 | -0.08 |
| Aug | 3.70 | 4.06 | -0.36 |
| Sep | 1.93 | 1.71 | 0.22 |
| Oct | 1.61 | 1.70 | -0.09 |
| Nov | 1.53 | 1.77 | -0.24 |
| Dec | 2.06 | 2.68 | -0.62 |
22.12 | 24.39 | -2.27 |