| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.32 | 2.40 | -0.08 |
| Feb | 1.89 | 2.06 | -0.17 |
| Mar | 2.40 | 2.51 | -0.11 |
| Apr | 3.62 | 3.62 | 0.00 |
| May | 4.32 | 4.28 | 0.04 |
| Jun | 4.69 | 4.82 | -0.13 |
| Jul | 4.62 | 4.69 | -0.07 |
| Aug | 4.29 | 4.16 | 0.13 |
| Sep | 3.24 | 3.19 | 0.05 |
| Oct | 3.36 | 3.35 | 0.01 |
| Nov | 2.64 | 2.74 | -0.10 |
| Dec | 2.16 | 2.28 | -0.12 |
39.55 | 40.10 | -0.55 |