| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.08 | 1.09 | -0.01 |
| Feb | 1.07 | 1.06 | 0.01 |
| Mar | 1.89 | 1.84 | 0.05 |
| Apr | 3.89 | 3.83 | 0.06 |
| May | 4.67 | 4.65 | 0.02 |
| Jun | 5.30 | 5.36 | -0.06 |
| Jul | 4.22 | 4.14 | 0.08 |
| Aug | 4.32 | 4.36 | -0.04 |
| Sep | 3.79 | 3.83 | -0.04 |
| Oct | 2.71 | 2.69 | 0.02 |
| Nov | 1.86 | 1.79 | 0.07 |
| Dec | 1.35 | 1.27 | 0.08 |
36.15 | 35.91 | 0.24 |