| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.35 | 0.38 | -0.03 |
| Feb | 0.37 | 0.39 | -0.02 |
| Mar | 0.87 | 0.82 | 0.05 |
| Apr | 1.50 | 1.61 | -0.11 |
| May | 2.45 | 2.46 | -0.01 |
| Jun | 2.29 | 2.20 | 0.09 |
| Jul | 2.58 | 2.52 | 0.06 |
| Aug | 2.21 | 2.25 | -0.04 |
| Sep | 1.18 | 1.18 | 0.00 |
| Oct | 1.03 | 1.06 | -0.03 |
| Nov | 0.56 | 0.54 | 0.02 |
| Dec | 0.35 | 0.37 | -0.02 |
15.74 | 15.78 | -0.04 |