| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.89 | 3.02 | -0.13 |
| Feb | 2.65 | 2.79 | -0.14 |
| Mar | 3.72 | 3.82 | -0.10 |
| Apr | 3.31 | 3.38 | -0.07 |
| May | 3.98 | 4.21 | -0.23 |
| Jun | 4.18 | 4.36 | -0.18 |
| Jul | 4.47 | 4.37 | 0.10 |
| Aug | 4.10 | 4.13 | -0.03 |
| Sep | 4.37 | 4.36 | 0.01 |
| Oct | 3.55 | 3.91 | -0.36 |
| Nov | 2.99 | 3.21 | -0.22 |
| Dec | 3.59 | 3.69 | -0.10 |
43.80 | 45.25 | -1.45 |