| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.38 | 2.83 | -0.45 |
| Feb | 1.93 | 2.21 | -0.28 |
| Mar | 2.22 | 2.39 | -0.17 |
| Apr | 3.66 | 3.74 | -0.08 |
| May | 3.73 | 4.04 | -0.31 |
| Jun | 3.54 | 3.66 | -0.12 |
| Jul | 3.14 | 3.17 | -0.03 |
| Aug | 3.22 | 3.38 | -0.16 |
| Sep | 3.09 | 3.19 | -0.10 |
| Oct | 3.90 | 3.99 | -0.09 |
| Nov | 2.99 | 3.23 | -0.24 |
| Dec | 2.38 | 2.73 | -0.35 |
36.18 | 38.56 | -2.38 |