| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.18 | 3.15 | 0.03 |
| Feb | 2.78 | 2.69 | 0.09 |
| Mar | 3.40 | 3.38 | 0.02 |
| Apr | 3.55 | 3.48 | 0.07 |
| May | 4.21 | 4.17 | 0.04 |
| Jun | 4.35 | 4.43 | -0.08 |
| Jul | 4.24 | 4.24 | 0.00 |
| Aug | 3.78 | 3.75 | 0.03 |
| Sep | 3.52 | 3.47 | 0.05 |
| Oct | 3.11 | 3.02 | 0.09 |
| Nov | 3.04 | 3.00 | 0.04 |
| Dec | 3.18 | 3.22 | -0.04 |
42.34 | 42.00 | 0.34 |