| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.51 | 1.55 | -0.04 |
| Feb | 1.54 | 1.54 | 0.00 |
| Mar | 2.14 | 2.14 | 0.00 |
| Apr | 3.62 | 3.55 | 0.07 |
| May | 4.17 | 4.17 | 0.00 |
| Jun | 5.34 | 5.37 | -0.03 |
| Jul | 3.81 | 3.70 | 0.11 |
| Aug | 4.13 | 4.09 | 0.04 |
| Sep | 3.67 | 3.75 | -0.08 |
| Oct | 2.83 | 2.89 | -0.06 |
| Nov | 2.31 | 2.40 | -0.09 |
| Dec | 1.91 | 1.93 | -0.02 |
36.98 | 37.08 | -0.10 |