| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.13 | 5.93 | 0.20 |
| Feb | 6.15 | 5.80 | 0.35 |
| Mar | 4.28 | 4.13 | 0.15 |
| Apr | 2.03 | 2.02 | 0.01 |
| May | 1.08 | 1.20 | -0.12 |
| Jun | 0.26 | 0.32 | -0.06 |
| Jul | 0.01 | 0.02 | -0.01 |
| Aug | 0.03 | 0.05 | -0.02 |
| Sep | 0.13 | 0.11 | 0.02 |
| Oct | 1.52 | 1.50 | 0.02 |
| Nov | 3.40 | 3.15 | 0.25 |
| Dec | 6.52 | 6.21 | 0.31 |
31.54 | 30.44 | 1.10 |