| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.68 | -0.06 |
| Feb | 0.65 | 0.65 | 0.00 |
| Mar | 1.18 | 1.19 | -0.01 |
| Apr | 2.10 | 2.12 | -0.02 |
| May | 3.24 | 3.46 | -0.22 |
| Jun | 4.38 | 4.28 | 0.10 |
| Jul | 4.12 | 4.24 | -0.12 |
| Aug | 3.08 | 3.11 | -0.03 |
| Sep | 3.01 | 2.82 | 0.19 |
| Oct | 2.60 | 2.61 | -0.01 |
| Nov | 1.12 | 1.06 | 0.06 |
| Dec | 0.79 | 0.84 | -0.05 |
26.89 | 27.06 | -0.17 |