| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.34 | -0.03 |
| Feb | 0.47 | 0.52 | -0.05 |
| Mar | 0.83 | 0.88 | -0.05 |
| Apr | 1.72 | 1.70 | 0.02 |
| May | 2.44 | 2.70 | -0.26 |
| Jun | 2.08 | 2.08 | 0.00 |
| Jul | 1.70 | 1.66 | 0.04 |
| Aug | 1.19 | 1.20 | -0.01 |
| Sep | 1.16 | 1.15 | 0.01 |
| Oct | 1.16 | 1.21 | -0.05 |
| Nov | 0.38 | 0.57 | -0.19 |
| Dec | 0.45 | 0.45 | 0.00 |
13.89 | 14.46 | -0.57 |