| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.70 | 0.80 | -0.10 |
| Feb | 0.72 | 0.85 | -0.13 |
| Mar | 1.40 | 1.53 | -0.13 |
| Apr | 1.79 | 2.07 | -0.28 |
| May | 1.73 | 1.86 | -0.13 |
| Jun | 1.35 | 1.37 | -0.02 |
| Jul | 2.68 | 2.70 | -0.02 |
| Aug | 2.50 | 2.51 | -0.01 |
| Sep | 1.12 | 1.16 | -0.04 |
| Oct | 1.20 | 1.24 | -0.04 |
| Nov | 0.89 | 0.99 | -0.10 |
| Dec | 0.80 | 0.94 | -0.14 |
16.88 | 18.02 | -1.14 |