| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.55 | 0.65 | -0.10 |
| Feb | 0.60 | 0.71 | -0.11 |
| Mar | 1.32 | 1.55 | -0.23 |
| Apr | 2.10 | 2.26 | -0.16 |
| May | 2.26 | 2.48 | -0.22 |
| Jun | 1.83 | 1.89 | -0.06 |
| Jul | 2.32 | 2.17 | 0.15 |
| Aug | 2.02 | 2.11 | -0.09 |
| Sep | 1.35 | 1.38 | -0.03 |
| Oct | 1.01 | 1.25 | -0.24 |
| Nov | 0.70 | 0.92 | -0.22 |
| Dec | 0.58 | 0.67 | -0.09 |
16.64 | 18.04 | -1.40 |