| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.33 | 5.27 | 0.06 |
| Feb | 5.42 | 5.31 | 0.11 |
| Mar | 5.57 | 5.64 | -0.07 |
| Apr | 5.05 | 5.30 | -0.25 |
| May | 4.39 | 4.67 | -0.28 |
| Jun | 4.97 | 5.09 | -0.12 |
| Jul | 4.76 | 5.03 | -0.27 |
| Aug | 4.30 | 4.46 | -0.16 |
| Sep | 4.08 | 4.26 | -0.18 |
| Oct | 3.50 | 3.83 | -0.33 |
| Nov | 4.24 | 4.47 | -0.23 |
| Dec | 5.29 | 5.30 | -0.01 |
56.90 | 58.63 | -1.73 |