| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.14 | 0.89 | 0.25 |
| Feb | 1.02 | 0.90 | 0.12 |
| Mar | 1.26 | 1.26 | 0.00 |
| Apr | 1.77 | 1.90 | -0.13 |
| May | 2.52 | 2.60 | -0.08 |
| Jun | 2.77 | 2.96 | -0.19 |
| Jul | 1.38 | 1.32 | 0.06 |
| Aug | 1.40 | 1.35 | 0.05 |
| Sep | 1.44 | 1.31 | 0.13 |
| Oct | 1.64 | 1.58 | 0.06 |
| Nov | 1.22 | 1.08 | 0.14 |
| Dec | 1.26 | 1.10 | 0.16 |
18.82 | 18.25 | 0.57 |