| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.25 | 4.34 | -0.09 |
| Feb | 3.43 | 3.49 | -0.06 |
| Mar | 4.33 | 4.07 | 0.26 |
| Apr | 3.48 | 3.38 | 0.10 |
| May | 3.03 | 3.09 | -0.06 |
| Jun | 7.17 | 7.34 | -0.17 |
| Jul | 6.57 | 6.47 | 0.10 |
| Aug | 6.62 | 6.75 | -0.13 |
| Sep | 5.20 | 5.47 | -0.27 |
| Oct | 2.90 | 3.06 | -0.16 |
| Nov | 2.06 | 2.12 | -0.06 |
| Dec | 2.92 | 3.00 | -0.08 |
51.96 | 52.58 | -0.62 |