| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.95 | 4.83 | 0.12 |
| Feb | 5.31 | 5.04 | 0.27 |
| Mar | 5.11 | 5.11 | 0.00 |
| Apr | 5.02 | 5.24 | -0.22 |
| May | 3.84 | 4.34 | -0.50 |
| Jun | 4.44 | 4.61 | -0.17 |
| Jul | 4.60 | 5.35 | -0.75 |
| Aug | 3.84 | 3.64 | 0.20 |
| Sep | 3.97 | 4.08 | -0.11 |
| Oct | 3.45 | 3.00 | 0.45 |
| Nov | 4.47 | 3.97 | 0.50 |
| Dec | 5.79 | 5.60 | 0.19 |
54.79 | 54.81 | -0.02 |