| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.65 | 5.40 | -0.75 |
| Feb | 4.26 | 4.50 | -0.24 |
| Mar | 4.99 | 5.02 | -0.03 |
| Apr | 4.96 | 5.55 | -0.59 |
| May | 3.98 | 4.21 | -0.23 |
| Jun | 5.93 | 6.41 | -0.48 |
| Jul | 7.44 | 7.73 | -0.29 |
| Aug | 6.54 | 7.02 | -0.48 |
| Sep | 6.52 | 6.54 | -0.02 |
| Oct | 4.23 | 4.10 | 0.13 |
| Nov | 4.04 | 4.04 | 0.00 |
| Dec | 4.86 | 4.93 | -0.07 |
62.40 | 65.45 | -3.05 |