| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.52 | -0.21 |
| Feb | 3.10 | 3.25 | -0.15 |
| Mar | 3.36 | 3.49 | -0.13 |
| Apr | 3.26 | 3.26 | 0.00 |
| May | 3.17 | 3.40 | -0.23 |
| Jun | 5.60 | 5.87 | -0.27 |
| Jul | 5.75 | 6.58 | -0.83 |
| Aug | 6.29 | 6.89 | -0.60 |
| Sep | 5.15 | 5.58 | -0.43 |
| Oct | 4.25 | 4.25 | 0.00 |
| Nov | 2.76 | 2.86 | -0.10 |
| Dec | 3.29 | 3.63 | -0.34 |
49.29 | 52.58 | -3.29 |