| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.53 | 3.60 | -0.07 |
| Feb | 3.01 | 3.06 | -0.05 |
| Mar | 3.59 | 3.68 | -0.09 |
| Apr | 2.94 | 2.91 | 0.03 |
| May | 3.45 | 3.29 | 0.16 |
| Jun | 7.40 | 7.66 | -0.26 |
| Jul | 7.20 | 7.12 | 0.08 |
| Aug | 7.45 | 7.69 | -0.24 |
| Sep | 5.64 | 5.59 | 0.05 |
| Oct | 2.83 | 3.03 | -0.20 |
| Nov | 1.93 | 1.96 | -0.03 |
| Dec | 3.06 | 3.01 | 0.05 |
52.03 | 52.60 | -0.57 |