| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.72 | 0.00 |
| Feb | 0.98 | 0.99 | -0.01 |
| Mar | 1.70 | 1.77 | -0.07 |
| Apr | 2.10 | 2.28 | -0.18 |
| May | 4.27 | 4.49 | -0.22 |
| Jun | 3.82 | 3.61 | 0.21 |
| Jul | 3.79 | 3.75 | 0.04 |
| Aug | 3.54 | 3.53 | 0.01 |
| Sep | 2.14 | 1.91 | 0.23 |
| Oct | 2.07 | 2.07 | 0.00 |
| Nov | 1.07 | 1.05 | 0.02 |
| Dec | 0.98 | 0.96 | 0.02 |
27.18 | 27.13 | 0.05 |