| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.28 | 7.98 | 1.30 |
| Feb | 7.32 | 6.42 | 0.90 |
| Mar | 8.38 | 7.07 | 1.31 |
| Apr | 6.68 | 5.74 | 0.94 |
| May | 4.69 | 4.04 | 0.65 |
| Jun | 3.08 | 2.70 | 0.38 |
| Jul | 0.74 | 0.62 | 0.12 |
| Aug | 0.88 | 0.67 | 0.21 |
| Sep | 2.64 | 2.13 | 0.51 |
| Oct | 6.35 | 5.14 | 1.21 |
| Nov | 9.60 | 8.27 | 1.33 |
| Dec | 10.58 | 9.25 | 1.33 |
70.22 | 60.03 | 10.19 |