| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.61 | 3.66 | -0.05 |
| Feb | 2.97 | 3.00 | -0.03 |
| Mar | 3.84 | 3.98 | -0.14 |
| Apr | 4.05 | 4.10 | -0.05 |
| May | 4.07 | 4.05 | 0.02 |
| Jun | 4.31 | 4.25 | 0.06 |
| Jul | 4.24 | 4.44 | -0.20 |
| Aug | 4.26 | 4.32 | -0.06 |
| Sep | 4.07 | 4.28 | -0.21 |
| Oct | 3.23 | 3.29 | -0.06 |
| Nov | 3.13 | 3.21 | -0.08 |
| Dec | 3.64 | 3.78 | -0.14 |
45.42 | 46.36 | -0.94 |