| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.01 | 0.99 | 0.02 |
| Feb | 1.09 | 1.07 | 0.02 |
| Mar | 1.89 | 1.89 | 0.00 |
| Apr | 3.10 | 3.07 | 0.03 |
| May | 4.14 | 4.24 | -0.10 |
| Jun | 4.80 | 5.05 | -0.25 |
| Jul | 3.81 | 3.93 | -0.12 |
| Aug | 4.23 | 4.25 | -0.02 |
| Sep | 3.60 | 3.56 | 0.04 |
| Oct | 2.85 | 2.73 | 0.12 |
| Nov | 1.79 | 1.78 | 0.01 |
| Dec | 1.37 | 1.37 | 0.00 |
33.68 | 33.93 | -0.25 |