| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.66 | 0.66 | 0.00 |
| Feb | 0.66 | 0.70 | -0.04 |
| Mar | 1.14 | 1.21 | -0.07 |
| Apr | 2.03 | 2.19 | -0.16 |
| May | 3.17 | 3.31 | -0.14 |
| Jun | 4.28 | 4.18 | 0.10 |
| Jul | 4.12 | 4.05 | 0.07 |
| Aug | 3.24 | 3.17 | 0.07 |
| Sep | 2.94 | 3.02 | -0.08 |
| Oct | 2.69 | 2.77 | -0.08 |
| Nov | 1.15 | 1.13 | 0.02 |
| Dec | 0.88 | 0.94 | -0.06 |
26.96 | 27.33 | -0.37 |