| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.16 | 4.91 | 0.25 |
| Feb | 5.13 | 5.14 | -0.01 |
| Mar | 5.48 | 5.33 | 0.15 |
| Apr | 5.22 | 5.14 | 0.08 |
| May | 5.00 | 5.02 | -0.02 |
| Jun | 5.11 | 5.23 | -0.12 |
| Jul | 5.11 | 5.48 | -0.37 |
| Aug | 3.99 | 4.33 | -0.34 |
| Sep | 4.06 | 4.21 | -0.15 |
| Oct | 3.26 | 3.28 | -0.02 |
| Nov | 4.15 | 4.17 | -0.02 |
| Dec | 5.96 | 5.78 | 0.18 |
57.63 | 58.02 | -0.39 |