| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.67 | 2.96 | -0.29 |
| Feb | 2.10 | 2.32 | -0.22 |
| Mar | 2.50 | 2.77 | -0.27 |
| Apr | 3.36 | 3.38 | -0.02 |
| May | 3.77 | 3.80 | -0.03 |
| Jun | 4.50 | 4.75 | -0.25 |
| Jul | 4.40 | 4.16 | 0.24 |
| Aug | 3.99 | 3.98 | 0.01 |
| Sep | 3.80 | 3.81 | -0.01 |
| Oct | 4.40 | 4.42 | -0.02 |
| Nov | 3.12 | 3.46 | -0.34 |
| Dec | 2.94 | 3.23 | -0.29 |
41.55 | 43.04 | -1.49 |