| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.39 | -0.29 |
| Feb | 1.98 | 2.21 | -0.23 |
| Mar | 2.37 | 2.59 | -0.22 |
| Apr | 3.28 | 3.42 | -0.14 |
| May | 3.67 | 3.62 | 0.05 |
| Jun | 3.39 | 3.38 | 0.01 |
| Jul | 3.23 | 3.43 | -0.20 |
| Aug | 3.11 | 3.13 | -0.02 |
| Sep | 3.01 | 2.91 | 0.10 |
| Oct | 2.60 | 2.69 | -0.09 |
| Nov | 2.47 | 2.70 | -0.23 |
| Dec | 2.18 | 2.28 | -0.10 |
33.39 | 34.75 | -1.36 |