| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.32 | 5.96 | 0.36 |
| Feb | 4.86 | 4.66 | 0.20 |
| Mar | 5.01 | 4.77 | 0.24 |
| Apr | 4.03 | 3.62 | 0.41 |
| May | 2.78 | 2.59 | 0.19 |
| Jun | 1.49 | 1.27 | 0.22 |
| Jul | 0.34 | 0.34 | 0.00 |
| Aug | 0.43 | 0.38 | 0.05 |
| Sep | 1.46 | 1.41 | 0.05 |
| Oct | 3.60 | 3.36 | 0.24 |
| Nov | 6.34 | 6.00 | 0.34 |
| Dec | 7.53 | 7.37 | 0.16 |
44.19 | 41.73 | 2.46 |