| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.60 | -0.18 |
| Feb | 3.17 | 3.40 | -0.23 |
| Mar | 4.00 | 4.00 | 0.00 |
| Apr | 4.21 | 4.40 | -0.19 |
| May | 3.61 | 3.62 | -0.01 |
| Jun | 4.39 | 4.64 | -0.25 |
| Jul | 3.46 | 3.64 | -0.18 |
| Aug | 3.38 | 3.42 | -0.04 |
| Sep | 3.97 | 3.97 | 0.00 |
| Oct | 5.19 | 5.41 | -0.22 |
| Nov | 4.43 | 4.42 | 0.01 |
| Dec | 4.28 | 4.63 | -0.35 |
47.51 | 49.15 | -1.64 |