| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.25 | 2.31 | -0.06 |
| Feb | 1.99 | 2.04 | -0.05 |
| Mar | 2.51 | 2.72 | -0.21 |
| Apr | 4.01 | 4.06 | -0.05 |
| May | 4.54 | 4.43 | 0.11 |
| Jun | 4.54 | 4.57 | -0.03 |
| Jul | 4.15 | 4.09 | 0.06 |
| Aug | 3.19 | 3.06 | 0.13 |
| Sep | 3.20 | 3.09 | 0.11 |
| Oct | 3.24 | 3.25 | -0.01 |
| Nov | 3.14 | 3.17 | -0.03 |
| Dec | 2.31 | 2.39 | -0.08 |
39.07 | 39.18 | -0.11 |