| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.71 | -0.07 |
| Feb | 2.24 | 2.35 | -0.11 |
| Mar | 3.31 | 3.38 | -0.07 |
| Apr | 4.73 | 4.84 | -0.11 |
| May | 4.99 | 4.99 | 0.00 |
| Jun | 4.30 | 4.61 | -0.31 |
| Jul | 4.05 | 4.18 | -0.13 |
| Aug | 3.36 | 3.61 | -0.25 |
| Sep | 3.29 | 3.26 | 0.03 |
| Oct | 3.18 | 3.22 | -0.04 |
| Nov | 3.51 | 3.65 | -0.14 |
| Dec | 2.62 | 2.73 | -0.11 |
42.22 | 43.53 | -1.31 |