| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.89 | 0.96 | -0.07 |
| Feb | 1.09 | 1.22 | -0.13 |
| Mar | 2.15 | 2.01 | 0.14 |
| Apr | 3.78 | 3.63 | 0.15 |
| May | 5.03 | 5.01 | 0.02 |
| Jun | 5.08 | 5.31 | -0.23 |
| Jul | 4.07 | 4.05 | 0.02 |
| Aug | 4.09 | 3.99 | 0.10 |
| Sep | 3.38 | 3.41 | -0.03 |
| Oct | 2.52 | 2.60 | -0.08 |
| Nov | 1.82 | 1.80 | 0.02 |
| Dec | 1.30 | 1.41 | -0.11 |
35.20 | 35.40 | -0.20 |