| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.81 | 5.07 | 1.74 |
| Feb | 6.43 | 4.24 | 2.19 |
| Mar | 5.93 | 3.86 | 2.07 |
| Apr | 3.01 | 2.42 | 0.59 |
| May | 1.83 | 1.58 | 0.25 |
| Jun | 0.88 | 0.74 | 0.14 |
| Jul | 0.14 | 0.22 | -0.08 |
| Aug | 0.17 | 0.12 | 0.05 |
| Sep | 0.41 | 0.32 | 0.09 |
| Oct | 2.18 | 1.87 | 0.31 |
| Nov | 4.31 | 3.47 | 0.84 |
| Dec | 7.55 | 6.04 | 1.51 |
39.65 | 29.95 | 9.70 |