| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.33 | -0.02 |
| Feb | 0.44 | 0.50 | -0.06 |
| Mar | 0.80 | 0.84 | -0.04 |
| Apr | 1.70 | 1.73 | -0.03 |
| May | 2.80 | 2.77 | 0.03 |
| Jun | 2.45 | 2.34 | 0.11 |
| Jul | 2.67 | 2.60 | 0.07 |
| Aug | 2.23 | 2.25 | -0.02 |
| Sep | 1.33 | 1.31 | 0.02 |
| Oct | 1.20 | 1.17 | 0.03 |
| Nov | 0.51 | 0.53 | -0.02 |
| Dec | 0.40 | 0.43 | -0.03 |
16.84 | 16.80 | 0.04 |