| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.03 | 2.12 | -0.09 |
| Feb | 1.88 | 2.01 | -0.13 |
| Mar | 2.56 | 2.66 | -0.10 |
| Apr | 2.44 | 2.46 | -0.02 |
| May | 4.59 | 4.99 | -0.40 |
| Jun | 3.45 | 3.59 | -0.14 |
| Jul | 2.18 | 2.68 | -0.50 |
| Aug | 2.36 | 2.46 | -0.10 |
| Sep | 3.63 | 3.83 | -0.20 |
| Oct | 3.43 | 3.68 | -0.25 |
| Nov | 2.43 | 2.68 | -0.25 |
| Dec | 1.90 | 2.23 | -0.33 |
32.88 | 35.39 | -2.51 |