| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.45 | 6.16 | 0.29 |
| Feb | 4.51 | 4.32 | 0.19 |
| Mar | 5.24 | 4.91 | 0.33 |
| Apr | 4.64 | 4.01 | 0.63 |
| May | 3.56 | 2.96 | 0.60 |
| Jun | 2.82 | 2.44 | 0.38 |
| Jul | 1.09 | 0.93 | 0.16 |
| Aug | 1.34 | 1.15 | 0.19 |
| Sep | 2.40 | 2.05 | 0.35 |
| Oct | 4.91 | 4.47 | 0.44 |
| Nov | 7.12 | 6.69 | 0.43 |
| Dec | 6.34 | 6.06 | 0.28 |
50.42 | 46.15 | 4.27 |