| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.75 | 3.72 | 0.03 |
| Feb | 3.41 | 3.57 | -0.16 |
| Mar | 3.85 | 4.02 | -0.17 |
| Apr | 3.31 | 3.25 | 0.06 |
| May | 4.10 | 4.18 | -0.08 |
| Jun | 5.25 | 5.30 | -0.05 |
| Jul | 6.28 | 6.68 | -0.40 |
| Aug | 7.01 | 7.42 | -0.41 |
| Sep | 7.80 | 8.75 | -0.95 |
| Oct | 4.55 | 4.71 | -0.16 |
| Nov | 3.56 | 3.60 | -0.04 |
| Dec | 3.61 | 3.83 | -0.22 |
56.48 | 59.03 | -2.55 |