| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.82 | 3.92 | -0.10 |
| Feb | 3.38 | 3.42 | -0.04 |
| Mar | 3.73 | 3.76 | -0.03 |
| Apr | 3.35 | 3.32 | 0.03 |
| May | 4.14 | 4.18 | -0.04 |
| Jun | 5.07 | 5.11 | -0.04 |
| Jul | 6.45 | 6.44 | 0.01 |
| Aug | 6.79 | 6.81 | -0.02 |
| Sep | 7.00 | 6.81 | 0.19 |
| Oct | 3.78 | 3.96 | -0.18 |
| Nov | 3.41 | 3.48 | -0.07 |
| Dec | 3.73 | 3.68 | 0.05 |
54.65 | 54.89 | -0.24 |