| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.32 | 6.06 | 0.26 |
| Feb | 4.86 | 4.77 | 0.09 |
| Mar | 5.01 | 4.86 | 0.15 |
| Apr | 4.03 | 3.65 | 0.38 |
| May | 2.78 | 2.62 | 0.16 |
| Jun | 1.49 | 1.36 | 0.13 |
| Jul | 0.34 | 0.34 | 0.00 |
| Aug | 0.43 | 0.37 | 0.06 |
| Sep | 1.46 | 1.38 | 0.08 |
| Oct | 3.60 | 3.38 | 0.22 |
| Nov | 6.34 | 6.09 | 0.25 |
| Dec | 7.53 | 7.34 | 0.19 |
44.19 | 42.22 | 1.97 |