| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.29 | 5.54 | -0.25 |
| Feb | 5.13 | 5.27 | -0.14 |
| Mar | 5.33 | 5.20 | 0.13 |
| Apr | 5.03 | 5.23 | -0.20 |
| May | 4.39 | 4.60 | -0.21 |
| Jun | 4.38 | 4.55 | -0.17 |
| Jul | 4.83 | 4.53 | 0.30 |
| Aug | 3.75 | 3.79 | -0.04 |
| Sep | 3.66 | 3.99 | -0.33 |
| Oct | 3.53 | 3.52 | 0.01 |
| Nov | 4.37 | 4.52 | -0.15 |
| Dec | 5.61 | 5.74 | -0.13 |
55.30 | 56.48 | -1.18 |