| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.42 | 1.46 | -0.04 |
| Feb | 1.66 | 1.75 | -0.09 |
| Mar | 2.44 | 2.44 | 0.00 |
| Apr | 3.75 | 3.66 | 0.09 |
| May | 5.10 | 5.02 | 0.08 |
| Jun | 5.11 | 4.87 | 0.24 |
| Jul | 4.06 | 3.96 | 0.10 |
| Aug | 3.93 | 3.78 | 0.15 |
| Sep | 3.48 | 3.61 | -0.13 |
| Oct | 2.91 | 2.86 | 0.05 |
| Nov | 2.25 | 2.27 | -0.02 |
| Dec | 1.78 | 1.83 | -0.05 |
37.89 | 37.51 | 0.38 |