| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.65 | 5.40 | -0.75 |
| Feb | 4.29 | 4.50 | -0.21 |
| Mar | 5.01 | 5.11 | -0.10 |
| Apr | 4.92 | 5.67 | -0.75 |
| May | 3.87 | 4.18 | -0.31 |
| Jun | 6.01 | 6.44 | -0.43 |
| Jul | 7.44 | 7.75 | -0.31 |
| Aug | 6.64 | 7.04 | -0.40 |
| Sep | 6.52 | 6.46 | 0.06 |
| Oct | 4.20 | 4.15 | 0.05 |
| Nov | 4.11 | 4.12 | -0.01 |
| Dec | 4.90 | 4.96 | -0.06 |
62.56 | 65.78 | -3.22 |