| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 12.64 | 12.62 | 0.02 |
| Feb | 9.19 | 9.69 | -0.50 |
| Mar | 9.70 | 9.73 | -0.03 |
| Apr | 7.24 | 7.45 | -0.21 |
| May | 4.41 | 4.58 | -0.17 |
| Jun | 3.11 | 3.28 | -0.17 |
| Jul | 0.91 | 0.93 | -0.02 |
| Aug | 1.23 | 1.32 | -0.09 |
| Sep | 3.11 | 3.22 | -0.11 |
| Oct | 7.69 | 7.84 | -0.15 |
| Nov | 12.79 | 12.97 | -0.18 |
| Dec | 13.97 | 14.50 | -0.53 |
85.99 | 88.13 | -2.14 |