| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.40 | 0.38 | 0.02 |
| Feb | 0.32 | 0.35 | -0.03 |
| Mar | 0.70 | 0.74 | -0.04 |
| Apr | 0.82 | 0.82 | 0.00 |
| May | 1.45 | 1.52 | -0.07 |
| Jun | 1.86 | 1.83 | 0.03 |
| Jul | 2.89 | 2.69 | 0.20 |
| Aug | 2.88 | 3.05 | -0.17 |
| Sep | 2.07 | 2.05 | 0.02 |
| Oct | 1.14 | 1.05 | 0.09 |
| Nov | 0.46 | 0.51 | -0.05 |
| Dec | 0.54 | 0.55 | -0.01 |
15.53 | 15.54 | -0.01 |