| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.47 | 5.67 | -0.20 |
| Feb | 5.22 | 5.24 | -0.02 |
| Mar | 5.55 | 5.57 | -0.02 |
| Apr | 5.61 | 6.02 | -0.41 |
| May | 4.27 | 4.34 | -0.07 |
| Jun | 4.21 | 4.42 | -0.21 |
| Jul | 4.46 | 4.80 | -0.34 |
| Aug | 4.38 | 4.34 | 0.04 |
| Sep | 3.63 | 3.59 | 0.04 |
| Oct | 3.61 | 3.63 | -0.02 |
| Nov | 4.41 | 4.65 | -0.24 |
| Dec | 5.47 | 5.23 | 0.24 |
56.29 | 57.50 | -1.21 |