| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.81 | 2.96 | -0.15 |
| Feb | 2.41 | 2.62 | -0.21 |
| Mar | 3.25 | 3.70 | -0.45 |
| Apr | 3.26 | 3.42 | -0.16 |
| May | 4.10 | 4.39 | -0.29 |
| Jun | 4.11 | 4.32 | -0.21 |
| Jul | 3.98 | 4.15 | -0.17 |
| Aug | 3.53 | 3.65 | -0.12 |
| Sep | 4.20 | 4.30 | -0.10 |
| Oct | 3.59 | 3.75 | -0.16 |
| Nov | 2.96 | 3.17 | -0.21 |
| Dec | 3.31 | 3.50 | -0.19 |
41.51 | 43.93 | -2.42 |