| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.32 | 0.12 |
| Feb | 0.56 | 0.41 | 0.15 |
| Mar | 1.07 | 0.98 | 0.09 |
| Apr | 1.98 | 1.89 | 0.09 |
| May | 2.45 | 2.26 | 0.19 |
| Jun | 2.11 | 1.66 | 0.45 |
| Jul | 3.10 | 2.74 | 0.36 |
| Aug | 2.70 | 2.82 | -0.12 |
| Sep | 1.24 | 1.09 | 0.15 |
| Oct | 1.06 | 1.13 | -0.07 |
| Nov | 0.66 | 0.50 | 0.16 |
| Dec | 0.46 | 0.48 | -0.02 |
17.83 | 16.28 | 1.55 |