| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.31 | -0.12 |
| Feb | 2.61 | 3.01 | -0.40 |
| Mar | 3.05 | 3.27 | -0.22 |
| Apr | 3.43 | 3.62 | -0.19 |
| May | 3.97 | 4.07 | -0.10 |
| Jun | 4.27 | 4.40 | -0.13 |
| Jul | 4.06 | 4.17 | -0.11 |
| Aug | 3.81 | 4.00 | -0.19 |
| Sep | 3.86 | 4.06 | -0.20 |
| Oct | 4.51 | 4.82 | -0.31 |
| Nov | 3.66 | 3.84 | -0.18 |
| Dec | 3.64 | 3.93 | -0.29 |
44.06 | 46.50 | -2.44 |