| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.10 | 5.89 | 0.21 |
| Feb | 5.13 | 5.06 | 0.07 |
| Mar | 5.73 | 5.58 | 0.15 |
| Apr | 5.24 | 5.07 | 0.17 |
| May | 5.55 | 5.61 | -0.06 |
| Jun | 6.35 | 6.45 | -0.10 |
| Jul | 6.60 | 6.81 | -0.21 |
| Aug | 6.75 | 6.54 | 0.21 |
| Sep | 4.36 | 4.51 | -0.15 |
| Oct | 4.18 | 4.21 | -0.03 |
| Nov | 4.18 | 3.98 | 0.20 |
| Dec | 5.45 | 5.49 | -0.04 |
65.62 | 65.20 | 0.42 |