| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.78 | 0.79 | -0.01 |
| Feb | 1.20 | 1.24 | -0.04 |
| Mar | 2.13 | 2.18 | -0.05 |
| Apr | 3.47 | 3.65 | -0.18 |
| May | 5.01 | 5.23 | -0.22 |
| Jun | 4.99 | 5.04 | -0.05 |
| Jul | 4.22 | 4.40 | -0.18 |
| Aug | 4.02 | 4.24 | -0.22 |
| Sep | 3.35 | 3.56 | -0.21 |
| Oct | 2.65 | 2.79 | -0.14 |
| Nov | 1.75 | 1.70 | 0.05 |
| Dec | 1.32 | 1.44 | -0.12 |
34.89 | 36.26 | -1.37 |