| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.65 | 2.65 | 0.00 |
| Feb | 2.10 | 2.18 | -0.08 |
| Mar | 2.76 | 2.90 | -0.14 |
| Apr | 3.82 | 4.02 | -0.20 |
| May | 4.38 | 4.49 | -0.11 |
| Jun | 4.81 | 4.53 | 0.28 |
| Jul | 4.05 | 4.09 | -0.04 |
| Aug | 4.04 | 3.68 | 0.36 |
| Sep | 3.31 | 3.23 | 0.08 |
| Oct | 3.03 | 3.05 | -0.02 |
| Nov | 3.13 | 3.18 | -0.05 |
| Dec | 2.51 | 2.51 | 0.00 |
40.59 | 40.51 | 0.08 |