| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.11 | 3.15 | -0.04 |
| Feb | 2.69 | 2.82 | -0.13 |
| Mar | 3.84 | 3.99 | -0.15 |
| Apr | 3.56 | 3.51 | 0.05 |
| May | 4.36 | 4.31 | 0.05 |
| Jun | 4.30 | 4.26 | 0.04 |
| Jul | 4.46 | 4.24 | 0.22 |
| Aug | 4.04 | 3.86 | 0.18 |
| Sep | 4.37 | 4.35 | 0.02 |
| Oct | 4.01 | 4.09 | -0.08 |
| Nov | 3.29 | 3.28 | 0.01 |
| Dec | 3.74 | 3.84 | -0.10 |
45.77 | 45.70 | 0.07 |