| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.97 | 3.27 | -0.30 |
| Feb | 2.42 | 2.57 | -0.15 |
| Mar | 3.20 | 3.26 | -0.06 |
| Apr | 3.43 | 3.42 | 0.01 |
| May | 3.83 | 3.91 | -0.08 |
| Jun | 4.44 | 4.37 | 0.07 |
| Jul | 4.29 | 4.22 | 0.07 |
| Aug | 3.58 | 3.64 | -0.06 |
| Sep | 3.49 | 3.54 | -0.05 |
| Oct | 2.97 | 3.06 | -0.09 |
| Nov | 2.90 | 3.01 | -0.11 |
| Dec | 3.16 | 3.22 | -0.06 |
40.68 | 41.49 | -0.81 |