| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.46 | 2.35 | 0.11 |
| Feb | 2.09 | 2.11 | -0.02 |
| Mar | 2.74 | 2.72 | 0.02 |
| Apr | 2.57 | 2.78 | -0.21 |
| May | 3.51 | 3.66 | -0.15 |
| Jun | 8.81 | 9.38 | -0.57 |
| Jul | 7.75 | 8.02 | -0.27 |
| Aug | 8.58 | 8.43 | 0.15 |
| Sep | 6.91 | 6.98 | -0.07 |
| Oct | 3.03 | 3.14 | -0.11 |
| Nov | 1.87 | 1.90 | -0.03 |
| Dec | 2.14 | 2.18 | -0.04 |
52.46 | 53.65 | -1.19 |