| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.36 | 0.38 | -0.02 |
| Feb | 0.32 | 0.30 | 0.02 |
| Mar | 0.81 | 0.86 | -0.05 |
| Apr | 1.09 | 1.13 | -0.04 |
| May | 1.79 | 1.66 | 0.13 |
| Jun | 1.83 | 1.77 | 0.06 |
| Jul | 2.87 | 2.96 | -0.09 |
| Aug | 2.94 | 2.98 | -0.04 |
| Sep | 1.69 | 1.70 | -0.01 |
| Oct | 1.11 | 1.18 | -0.07 |
| Nov | 0.48 | 0.53 | -0.05 |
| Dec | 0.44 | 0.51 | -0.07 |
15.73 | 15.96 | -0.23 |