| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.56 | -0.11 |
| Feb | 2.92 | 3.02 | -0.10 |
| Mar | 3.55 | 3.62 | -0.07 |
| Apr | 2.89 | 2.88 | 0.01 |
| May | 3.43 | 3.28 | 0.15 |
| Jun | 7.40 | 7.81 | -0.41 |
| Jul | 7.12 | 7.10 | 0.02 |
| Aug | 7.47 | 7.71 | -0.24 |
| Sep | 5.69 | 5.55 | 0.14 |
| Oct | 2.83 | 3.03 | -0.20 |
| Nov | 1.91 | 1.93 | -0.02 |
| Dec | 3.04 | 3.09 | -0.05 |
51.70 | 52.58 | -0.88 |