| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.03 | 4.20 | -0.17 |
| Feb | 2.97 | 3.14 | -0.17 |
| Mar | 3.55 | 3.55 | 0.00 |
| Apr | 4.04 | 4.13 | -0.09 |
| May | 5.09 | 5.31 | -0.22 |
| Jun | 5.56 | 5.58 | -0.02 |
| Jul | 4.16 | 4.32 | -0.16 |
| Aug | 4.76 | 5.15 | -0.39 |
| Sep | 5.11 | 5.40 | -0.29 |
| Oct | 4.91 | 4.79 | 0.12 |
| Nov | 4.27 | 4.58 | -0.31 |
| Dec | 3.93 | 4.12 | -0.19 |
52.38 | 54.27 | -1.89 |