| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.33 | 0.36 | -0.03 |
| Feb | 0.46 | 0.43 | 0.03 |
| Mar | 0.88 | 0.88 | 0.00 |
| Apr | 1.52 | 1.52 | 0.00 |
| May | 2.24 | 2.44 | -0.20 |
| Jun | 1.30 | 1.35 | -0.05 |
| Jul | 0.71 | 0.72 | -0.01 |
| Aug | 0.56 | 0.67 | -0.11 |
| Sep | 1.17 | 1.18 | -0.01 |
| Oct | 1.28 | 1.31 | -0.03 |
| Nov | 0.61 | 0.63 | -0.02 |
| Dec | 0.44 | 0.49 | -0.05 |
11.50 | 11.98 | -0.48 |