| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.39 | 3.52 | -0.13 |
| Feb | 2.69 | 2.84 | -0.15 |
| Mar | 3.69 | 3.77 | -0.08 |
| Apr | 3.81 | 3.66 | 0.15 |
| May | 3.83 | 3.75 | 0.08 |
| Jun | 4.31 | 4.47 | -0.16 |
| Jul | 4.87 | 5.10 | -0.23 |
| Aug | 4.67 | 4.47 | 0.20 |
| Sep | 4.68 | 4.67 | 0.01 |
| Oct | 4.27 | 4.29 | -0.02 |
| Nov | 3.24 | 3.29 | -0.05 |
| Dec | 3.91 | 4.17 | -0.26 |
47.36 | 48.00 | -0.64 |