| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.45 | 5.47 | -0.02 |
| Feb | 5.29 | 5.32 | -0.03 |
| Mar | 5.65 | 5.35 | 0.30 |
| Apr | 5.79 | 5.97 | -0.18 |
| May | 4.30 | 4.17 | 0.13 |
| Jun | 4.27 | 4.30 | -0.03 |
| Jul | 4.63 | 4.66 | -0.03 |
| Aug | 4.39 | 4.48 | -0.09 |
| Sep | 3.59 | 3.44 | 0.15 |
| Oct | 3.70 | 3.60 | 0.10 |
| Nov | 4.45 | 4.55 | -0.10 |
| Dec | 5.34 | 5.03 | 0.31 |
56.85 | 56.34 | 0.51 |