| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.40 | 5.63 | -0.23 |
| Feb | 4.11 | 4.32 | -0.21 |
| Mar | 5.17 | 5.27 | -0.10 |
| Apr | 5.17 | 5.30 | -0.13 |
| May | 5.00 | 5.34 | -0.34 |
| Jun | 6.61 | 6.94 | -0.33 |
| Jul | 7.98 | 8.17 | -0.19 |
| Aug | 7.21 | 7.59 | -0.38 |
| Sep | 5.98 | 6.11 | -0.13 |
| Oct | 3.90 | 4.00 | -0.10 |
| Nov | 3.93 | 4.09 | -0.16 |
| Dec | 4.83 | 5.07 | -0.24 |
65.29 | 67.83 | -2.54 |