| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.53 | 5.66 | -0.13 |
| Feb | 3.57 | 3.89 | -0.32 |
| Mar | 3.78 | 3.88 | -0.10 |
| Apr | 4.17 | 4.20 | -0.03 |
| May | 4.88 | 5.19 | -0.31 |
| Jun | 6.43 | 6.75 | -0.32 |
| Jul | 5.84 | 5.56 | 0.28 |
| Aug | 6.40 | 6.82 | -0.42 |
| Sep | 5.88 | 6.36 | -0.48 |
| Oct | 5.21 | 5.47 | -0.26 |
| Nov | 4.52 | 4.56 | -0.04 |
| Dec | 4.87 | 4.97 | -0.10 |
61.08 | 63.31 | -2.23 |