| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.51 | 0.50 | 0.01 |
| Feb | 0.52 | 0.50 | 0.02 |
| Mar | 0.83 | 0.83 | 0.00 |
| Apr | 1.81 | 1.81 | 0.00 |
| May | 2.87 | 2.62 | 0.25 |
| Jun | 2.90 | 3.00 | -0.10 |
| Jul | 1.61 | 1.53 | 0.08 |
| Aug | 1.14 | 1.12 | 0.02 |
| Sep | 1.24 | 1.25 | -0.01 |
| Oct | 1.31 | 1.26 | 0.05 |
| Nov | 0.60 | 0.60 | 0.00 |
| Dec | 0.54 | 0.55 | -0.01 |
15.88 | 15.57 | 0.31 |