| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.96 | 4.97 | -0.01 |
| Feb | 4.56 | 4.55 | 0.01 |
| Mar | 4.87 | 4.90 | -0.03 |
| Apr | 4.18 | 4.27 | -0.09 |
| May | 3.87 | 3.93 | -0.06 |
| Jun | 4.67 | 4.44 | 0.23 |
| Jul | 4.48 | 4.31 | 0.17 |
| Aug | 5.05 | 5.36 | -0.31 |
| Sep | 4.16 | 4.21 | -0.05 |
| Oct | 3.86 | 4.01 | -0.15 |
| Nov | 4.02 | 4.10 | -0.08 |
| Dec | 5.10 | 5.27 | -0.17 |
53.78 | 54.32 | -0.54 |