| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.69 | 2.65 | 0.04 |
| Feb | 2.96 | 2.84 | 0.12 |
| Mar | 3.62 | 3.65 | -0.03 |
| Apr | 3.31 | 3.38 | -0.07 |
| May | 4.71 | 4.77 | -0.06 |
| Jun | 3.71 | 3.79 | -0.08 |
| Jul | 2.02 | 2.10 | -0.08 |
| Aug | 2.34 | 2.28 | 0.06 |
| Sep | 3.04 | 3.18 | -0.14 |
| Oct | 4.78 | 4.67 | 0.11 |
| Nov | 3.08 | 3.08 | 0.00 |
| Dec | 3.34 | 3.38 | -0.04 |
39.60 | 39.77 | -0.17 |