| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.01 | 5.19 | -0.18 |
| Feb | 4.94 | 5.07 | -0.13 |
| Mar | 5.07 | 5.21 | -0.14 |
| Apr | 4.23 | 4.34 | -0.11 |
| May | 4.17 | 4.15 | 0.02 |
| Jun | 4.69 | 4.58 | 0.11 |
| Jul | 4.46 | 4.55 | -0.09 |
| Aug | 4.89 | 4.99 | -0.10 |
| Sep | 3.99 | 4.15 | -0.16 |
| Oct | 3.97 | 3.97 | 0.00 |
| Nov | 4.35 | 4.37 | -0.02 |
| Dec | 4.99 | 5.11 | -0.12 |
54.76 | 55.68 | -0.92 |