| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.65 | 5.42 | -0.77 |
| Feb | 4.29 | 4.50 | -0.21 |
| Mar | 5.01 | 5.14 | -0.13 |
| Apr | 4.92 | 5.69 | -0.77 |
| May | 3.87 | 4.22 | -0.35 |
| Jun | 6.01 | 6.58 | -0.57 |
| Jul | 7.44 | 7.80 | -0.36 |
| Aug | 6.64 | 7.06 | -0.42 |
| Sep | 6.52 | 6.41 | 0.11 |
| Oct | 4.20 | 4.18 | 0.02 |
| Nov | 4.11 | 4.21 | -0.10 |
| Dec | 4.90 | 5.01 | -0.11 |
62.56 | 66.22 | -3.66 |