| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.81 | 3.05 | -0.24 |
| Feb | 2.31 | 2.44 | -0.13 |
| Mar | 2.73 | 2.89 | -0.16 |
| Apr | 3.43 | 3.63 | -0.20 |
| May | 3.62 | 3.83 | -0.21 |
| Jun | 4.42 | 4.83 | -0.41 |
| Jul | 4.39 | 4.45 | -0.06 |
| Aug | 4.10 | 4.30 | -0.20 |
| Sep | 4.22 | 4.18 | 0.04 |
| Oct | 4.62 | 4.63 | -0.01 |
| Nov | 3.32 | 3.63 | -0.31 |
| Dec | 3.19 | 3.31 | -0.12 |
43.16 | 45.17 | -2.01 |