| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.56 | 3.58 | -0.02 |
| Feb | 3.03 | 2.96 | 0.07 |
| Mar | 3.96 | 3.94 | 0.02 |
| Apr | 3.54 | 3.60 | -0.06 |
| May | 3.56 | 3.57 | -0.01 |
| Jun | 4.30 | 4.35 | -0.05 |
| Jul | 5.18 | 5.12 | 0.06 |
| Aug | 5.26 | 5.26 | 0.00 |
| Sep | 5.69 | 5.78 | -0.09 |
| Oct | 3.36 | 3.39 | -0.03 |
| Nov | 3.25 | 3.23 | 0.02 |
| Dec | 3.36 | 3.36 | 0.00 |
48.05 | 48.14 | -0.09 |