| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.08 | 4.09 | -0.01 |
| Feb | 4.66 | 4.66 | 0.00 |
| Mar | 5.36 | 5.43 | -0.07 |
| Apr | 5.27 | 5.15 | 0.12 |
| May | 5.62 | 5.99 | -0.37 |
| Jun | 4.57 | 4.41 | 0.16 |
| Jul | 4.14 | 4.34 | -0.20 |
| Aug | 3.77 | 3.54 | 0.23 |
| Sep | 3.63 | 3.92 | -0.29 |
| Oct | 3.47 | 3.79 | -0.32 |
| Nov | 4.66 | 4.69 | -0.03 |
| Dec | 5.04 | 5.26 | -0.22 |
54.27 | 55.27 | -1.00 |