| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.49 | 2.42 | 0.07 |
| Feb | 2.06 | 2.10 | -0.04 |
| Mar | 2.75 | 2.70 | 0.05 |
| Apr | 2.60 | 2.71 | -0.11 |
| May | 3.53 | 3.68 | -0.15 |
| Jun | 8.98 | 9.14 | -0.16 |
| Jul | 7.92 | 8.18 | -0.26 |
| Aug | 8.91 | 8.54 | 0.37 |
| Sep | 7.24 | 7.29 | -0.05 |
| Oct | 2.96 | 2.99 | -0.03 |
| Nov | 1.91 | 1.82 | 0.09 |
| Dec | 2.11 | 2.07 | 0.04 |
53.46 | 53.64 | -0.18 |