| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.56 | 1.61 | -0.05 |
| Feb | 1.55 | 1.62 | -0.07 |
| Mar | 2.13 | 2.15 | -0.02 |
| Apr | 3.65 | 3.59 | 0.06 |
| May | 4.23 | 4.25 | -0.02 |
| Jun | 5.23 | 5.36 | -0.13 |
| Jul | 3.73 | 3.67 | 0.06 |
| Aug | 3.95 | 4.07 | -0.12 |
| Sep | 3.54 | 3.67 | -0.13 |
| Oct | 2.83 | 2.83 | 0.00 |
| Nov | 2.27 | 2.34 | -0.07 |
| Dec | 1.88 | 1.98 | -0.10 |
36.55 | 37.14 | -0.59 |