| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.26 | 2.30 | -0.04 |
| Feb | 1.91 | 1.79 | 0.12 |
| Mar | 2.23 | 2.05 | 0.18 |
| Apr | 3.07 | 3.10 | -0.03 |
| May | 3.68 | 3.65 | 0.03 |
| Jun | 3.35 | 3.33 | 0.02 |
| Jul | 3.40 | 3.24 | 0.16 |
| Aug | 3.26 | 3.16 | 0.10 |
| Sep | 3.18 | 3.17 | 0.01 |
| Oct | 2.85 | 2.80 | 0.05 |
| Nov | 2.54 | 2.55 | -0.01 |
| Dec | 2.19 | 2.22 | -0.03 |
33.92 | 33.36 | 0.56 |