| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.19 | 4.21 | -0.02 |
| Feb | 3.96 | 4.14 | -0.18 |
| Mar | 4.42 | 4.32 | 0.10 |
| Apr | 3.31 | 3.37 | -0.06 |
| May | 3.04 | 3.00 | 0.04 |
| Jun | 4.49 | 4.66 | -0.17 |
| Jul | 4.34 | 4.58 | -0.24 |
| Aug | 4.98 | 4.98 | 0.00 |
| Sep | 3.84 | 3.85 | -0.01 |
| Oct | 2.82 | 2.78 | 0.04 |
| Nov | 2.90 | 2.91 | -0.01 |
| Dec | 4.20 | 4.24 | -0.04 |
46.49 | 47.04 | -0.55 |