| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.13 | 5.22 | -0.09 |
| Feb | 5.47 | 5.52 | -0.05 |
| Mar | 5.30 | 5.12 | 0.18 |
| Apr | 5.78 | 5.73 | 0.05 |
| May | 4.40 | 4.38 | 0.02 |
| Jun | 4.06 | 4.46 | -0.40 |
| Jul | 4.64 | 4.86 | -0.22 |
| Aug | 3.73 | 4.05 | -0.32 |
| Sep | 3.39 | 3.54 | -0.15 |
| Oct | 3.55 | 3.69 | -0.14 |
| Nov | 4.19 | 4.24 | -0.05 |
| Dec | 5.54 | 5.48 | 0.06 |
55.18 | 56.29 | -1.11 |