| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.22 | 5.72 | 0.50 |
| Feb | 5.19 | 4.88 | 0.31 |
| Mar | 5.74 | 5.23 | 0.51 |
| Apr | 5.57 | 5.22 | 0.35 |
| May | 5.20 | 4.95 | 0.25 |
| Jun | 5.66 | 5.45 | 0.21 |
| Jul | 5.63 | 5.46 | 0.17 |
| Aug | 6.58 | 6.64 | -0.06 |
| Sep | 5.72 | 5.48 | 0.24 |
| Oct | 5.23 | 4.66 | 0.57 |
| Nov | 5.36 | 4.88 | 0.48 |
| Dec | 6.34 | 6.10 | 0.24 |
68.44 | 64.67 | 3.77 |