| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.81 | 2.89 | -0.08 |
| Feb | 2.32 | 2.30 | 0.02 |
| Mar | 3.18 | 3.14 | 0.04 |
| Apr | 2.40 | 2.56 | -0.16 |
| May | 3.37 | 3.32 | 0.05 |
| Jun | 7.63 | 7.52 | 0.11 |
| Jul | 7.33 | 7.25 | 0.08 |
| Aug | 7.44 | 7.70 | -0.26 |
| Sep | 6.04 | 6.13 | -0.09 |
| Oct | 2.69 | 2.89 | -0.20 |
| Nov | 1.90 | 1.96 | -0.06 |
| Dec | 2.25 | 2.46 | -0.21 |
49.36 | 50.12 | -0.76 |