| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.97 | 3.96 | 0.01 |
| Feb | 4.24 | 4.33 | -0.09 |
| Mar | 4.86 | 4.87 | -0.01 |
| Apr | 4.79 | 4.84 | -0.05 |
| May | 5.16 | 5.39 | -0.23 |
| Jun | 4.81 | 4.86 | -0.05 |
| Jul | 4.82 | 4.96 | -0.14 |
| Aug | 3.70 | 3.72 | -0.02 |
| Sep | 3.81 | 3.88 | -0.07 |
| Oct | 3.54 | 3.63 | -0.09 |
| Nov | 3.70 | 3.71 | -0.01 |
| Dec | 4.81 | 4.82 | -0.01 |
52.21 | 52.97 | -0.76 |