| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.24 | 2.42 | -0.18 |
| Feb | 1.96 | 2.12 | -0.16 |
| Mar | 2.30 | 2.37 | -0.07 |
| Apr | 3.54 | 3.66 | -0.12 |
| May | 4.36 | 4.14 | 0.22 |
| Jun | 4.35 | 4.32 | 0.03 |
| Jul | 3.97 | 4.14 | -0.17 |
| Aug | 4.21 | 4.19 | 0.02 |
| Sep | 3.39 | 3.36 | 0.03 |
| Oct | 3.58 | 3.78 | -0.20 |
| Nov | 2.66 | 2.83 | -0.17 |
| Dec | 2.22 | 2.31 | -0.09 |
38.78 | 39.64 | -0.86 |