| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.82 | 2.91 | -0.09 |
| Feb | 2.35 | 2.44 | -0.09 |
| Mar | 3.19 | 3.27 | -0.08 |
| Apr | 4.20 | 4.42 | -0.22 |
| May | 4.47 | 4.59 | -0.12 |
| Jun | 4.96 | 5.06 | -0.10 |
| Jul | 4.10 | 4.12 | -0.02 |
| Aug | 3.25 | 3.08 | 0.17 |
| Sep | 3.28 | 3.23 | 0.05 |
| Oct | 3.24 | 3.18 | 0.06 |
| Nov | 3.40 | 3.44 | -0.04 |
| Dec | 2.78 | 2.86 | -0.08 |
42.04 | 42.60 | -0.56 |