| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.48 | 5.60 | -0.12 |
| Feb | 4.13 | 4.34 | -0.21 |
| Mar | 5.23 | 5.17 | 0.06 |
| Apr | 5.19 | 5.31 | -0.12 |
| May | 4.98 | 5.29 | -0.31 |
| Jun | 6.64 | 6.81 | -0.17 |
| Jul | 7.90 | 8.06 | -0.16 |
| Aug | 7.08 | 7.21 | -0.13 |
| Sep | 5.89 | 5.98 | -0.09 |
| Oct | 3.88 | 3.92 | -0.04 |
| Nov | 3.93 | 4.02 | -0.09 |
| Dec | 4.84 | 5.02 | -0.18 |
65.17 | 66.73 | -1.56 |