| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.00 | 5.32 | -0.32 |
| Feb | 5.16 | 5.55 | -0.39 |
| Mar | 5.33 | 5.40 | -0.07 |
| Apr | 5.05 | 5.29 | -0.24 |
| May | 4.14 | 4.39 | -0.25 |
| Jun | 4.62 | 4.70 | -0.08 |
| Jul | 4.95 | 5.44 | -0.49 |
| Aug | 3.75 | 3.71 | 0.04 |
| Sep | 4.26 | 4.27 | -0.01 |
| Oct | 3.33 | 3.18 | 0.15 |
| Nov | 4.58 | 4.43 | 0.15 |
| Dec | 6.03 | 5.82 | 0.21 |
56.20 | 57.50 | -1.30 |