| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.82 | 0.81 | 0.01 |
| Feb | 0.79 | 0.88 | -0.09 |
| Mar | 1.17 | 1.28 | -0.11 |
| Apr | 1.43 | 1.34 | 0.09 |
| May | 2.25 | 2.16 | 0.09 |
| Jun | 2.77 | 2.69 | 0.08 |
| Jul | 2.14 | 2.41 | -0.27 |
| Aug | 1.77 | 1.52 | 0.25 |
| Sep | 4.54 | 4.49 | 0.05 |
| Oct | 2.28 | 2.09 | 0.19 |
| Nov | 1.23 | 1.23 | 0.00 |
| Dec | 1.02 | 0.97 | 0.05 |
22.21 | 21.87 | 0.34 |