| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.28 | 6.00 | 0.28 |
| Feb | 4.83 | 4.75 | 0.08 |
| Mar | 5.23 | 5.10 | 0.13 |
| Apr | 4.73 | 4.75 | -0.02 |
| May | 3.30 | 3.42 | -0.12 |
| Jun | 1.89 | 2.05 | -0.16 |
| Jul | 0.41 | 0.49 | -0.08 |
| Aug | 0.54 | 0.56 | -0.02 |
| Sep | 1.60 | 1.64 | -0.04 |
| Oct | 3.75 | 3.64 | 0.11 |
| Nov | 6.67 | 6.42 | 0.25 |
| Dec | 7.59 | 6.95 | 0.64 |
46.82 | 45.77 | 1.05 |