| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.05 | 0.92 | 0.13 |
| Feb | 1.04 | 0.96 | 0.08 |
| Mar | 1.96 | 1.91 | 0.05 |
| Apr | 3.58 | 3.56 | 0.02 |
| May | 4.55 | 4.43 | 0.12 |
| Jun | 5.50 | 5.19 | 0.31 |
| Jul | 4.40 | 4.25 | 0.15 |
| Aug | 4.41 | 4.40 | 0.01 |
| Sep | 3.74 | 3.58 | 0.16 |
| Oct | 2.52 | 2.37 | 0.15 |
| Nov | 1.82 | 1.64 | 0.18 |
| Dec | 1.27 | 1.15 | 0.12 |
35.84 | 34.36 | 1.48 |