| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.14 | 6.32 | -0.18 |
| Feb | 4.56 | 4.84 | -0.28 |
| Mar | 4.62 | 5.08 | -0.46 |
| Apr | 3.44 | 3.74 | -0.30 |
| May | 2.48 | 2.61 | -0.13 |
| Jun | 1.60 | 1.69 | -0.09 |
| Jul | 0.44 | 0.43 | 0.01 |
| Aug | 0.55 | 0.54 | 0.01 |
| Sep | 1.54 | 1.58 | -0.04 |
| Oct | 3.95 | 4.02 | -0.07 |
| Nov | 6.55 | 6.59 | -0.04 |
| Dec | 7.22 | 7.46 | -0.24 |
43.09 | 44.90 | -1.81 |