| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.44 | -0.07 |
| Feb | 3.53 | 3.34 | 0.19 |
| Mar | 4.62 | 4.51 | 0.11 |
| Apr | 5.45 | 5.56 | -0.11 |
| May | 5.37 | 5.31 | 0.06 |
| Jun | 3.83 | 3.45 | 0.38 |
| Jul | 4.21 | 4.44 | -0.23 |
| Aug | 3.74 | 3.41 | 0.33 |
| Sep | 3.55 | 3.65 | -0.10 |
| Oct | 3.73 | 3.90 | -0.17 |
| Nov | 4.75 | 4.75 | 0.00 |
| Dec | 4.05 | 4.06 | -0.01 |
50.20 | 49.82 | 0.38 |