| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.41 | 0.45 | -0.04 |
| Feb | 0.55 | 0.65 | -0.10 |
| Mar | 0.89 | 0.99 | -0.10 |
| Apr | 1.84 | 1.80 | 0.04 |
| May | 2.63 | 2.59 | 0.04 |
| Jun | 1.81 | 1.87 | -0.06 |
| Jul | 1.28 | 1.30 | -0.02 |
| Aug | 1.04 | 1.09 | -0.05 |
| Sep | 1.00 | 1.08 | -0.08 |
| Oct | 1.02 | 1.34 | -0.32 |
| Nov | 0.51 | 0.60 | -0.09 |
| Dec | 0.42 | 0.48 | -0.06 |
13.40 | 14.24 | -0.84 |