| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.42 | 0.50 | -0.08 |
| Feb | 0.48 | 0.44 | 0.04 |
| Mar | 0.40 | 0.41 | -0.01 |
| Apr | 0.11 | 0.12 | -0.01 |
| May | 0.04 | 0.04 | 0.00 |
| Jun | 0.01 | 0.01 | 0.00 |
| Jul | 0.24 | 0.22 | 0.02 |
| Aug | 0.34 | 0.24 | 0.10 |
| Sep | 0.48 | 0.34 | 0.14 |
| Oct | 0.18 | 0.24 | -0.06 |
| Nov | 0.22 | 0.28 | -0.06 |
| Dec | 0.45 | 0.41 | 0.04 |
3.37 | 3.25 | 0.12 |