| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.44 | 5.49 | -0.05 |
| Feb | 5.39 | 5.53 | -0.14 |
| Mar | 5.42 | 5.50 | -0.08 |
| Apr | 5.94 | 6.08 | -0.14 |
| May | 4.30 | 4.43 | -0.13 |
| Jun | 4.01 | 4.03 | -0.02 |
| Jul | 4.89 | 4.92 | -0.03 |
| Aug | 4.33 | 4.42 | -0.09 |
| Sep | 3.70 | 3.71 | -0.01 |
| Oct | 3.71 | 3.83 | -0.12 |
| Nov | 4.52 | 4.58 | -0.06 |
| Dec | 5.25 | 5.26 | -0.01 |
56.90 | 57.78 | -0.88 |