| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.51 | 3.68 | -0.17 |
| Feb | 3.13 | 3.24 | -0.11 |
| Mar | 4.37 | 4.39 | -0.02 |
| Apr | 4.14 | 4.27 | -0.13 |
| May | 3.57 | 3.53 | 0.04 |
| Jun | 4.01 | 3.87 | 0.14 |
| Jul | 3.36 | 3.38 | -0.02 |
| Aug | 3.78 | 4.04 | -0.26 |
| Sep | 3.92 | 3.99 | -0.07 |
| Oct | 4.30 | 4.29 | 0.01 |
| Nov | 3.53 | 3.50 | 0.03 |
| Dec | 4.54 | 4.66 | -0.12 |
46.16 | 46.84 | -0.68 |