| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.14 | 2.23 | -0.09 |
| Feb | 2.60 | 2.67 | -0.07 |
| Mar | 3.51 | 3.49 | 0.02 |
| Apr | 3.39 | 3.55 | -0.16 |
| May | 4.66 | 4.78 | -0.12 |
| Jun | 4.00 | 3.69 | 0.31 |
| Jul | 2.29 | 2.32 | -0.03 |
| Aug | 2.41 | 2.32 | 0.09 |
| Sep | 3.02 | 2.97 | 0.05 |
| Oct | 4.18 | 4.40 | -0.22 |
| Nov | 2.81 | 2.82 | -0.01 |
| Dec | 2.72 | 2.80 | -0.08 |
37.73 | 38.04 | -0.31 |