| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.39 | 2.45 | -0.06 |
| Feb | 1.89 | 2.05 | -0.16 |
| Mar | 2.17 | 2.31 | -0.14 |
| Apr | 3.58 | 3.56 | 0.02 |
| May | 4.06 | 4.22 | -0.16 |
| Jun | 3.97 | 4.04 | -0.07 |
| Jul | 3.82 | 3.62 | 0.20 |
| Aug | 3.73 | 3.82 | -0.09 |
| Sep | 3.06 | 3.00 | 0.06 |
| Oct | 3.18 | 3.01 | 0.17 |
| Nov | 2.81 | 2.91 | -0.10 |
| Dec | 2.39 | 2.29 | 0.10 |
37.05 | 37.28 | -0.23 |