| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.50 | -0.13 |
| Feb | 3.19 | 3.33 | -0.14 |
| Mar | 3.46 | 3.53 | -0.07 |
| Apr | 3.26 | 3.21 | 0.05 |
| May | 3.35 | 3.62 | -0.27 |
| Jun | 5.65 | 5.72 | -0.07 |
| Jul | 5.76 | 6.28 | -0.52 |
| Aug | 6.25 | 6.43 | -0.18 |
| Sep | 5.01 | 5.44 | -0.43 |
| Oct | 4.20 | 4.21 | -0.01 |
| Nov | 2.89 | 2.81 | 0.08 |
| Dec | 3.39 | 3.61 | -0.22 |
49.78 | 51.69 | -1.91 |