| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.94 | 4.68 | 0.26 |
| Feb | 4.60 | 4.39 | 0.21 |
| Mar | 5.32 | 5.23 | 0.09 |
| Apr | 4.27 | 4.42 | -0.15 |
| May | 3.59 | 3.44 | 0.15 |
| Jun | 5.00 | 5.05 | -0.05 |
| Jul | 5.29 | 5.57 | -0.28 |
| Aug | 4.66 | 4.87 | -0.21 |
| Sep | 4.21 | 3.96 | 0.25 |
| Oct | 3.40 | 3.42 | -0.02 |
| Nov | 4.27 | 4.09 | 0.18 |
| Dec | 5.38 | 5.08 | 0.30 |
54.93 | 54.20 | 0.73 |