| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.27 | 1.20 | 0.07 |
| Feb | 1.32 | 1.26 | 0.06 |
| Mar | 2.07 | 1.94 | 0.13 |
| Apr | 3.73 | 3.73 | 0.00 |
| May | 4.35 | 4.35 | 0.00 |
| Jun | 5.50 | 5.62 | -0.12 |
| Jul | 4.86 | 4.79 | 0.07 |
| Aug | 3.96 | 3.81 | 0.15 |
| Sep | 3.89 | 3.83 | 0.06 |
| Oct | 2.83 | 2.83 | 0.00 |
| Nov | 2.20 | 2.17 | 0.03 |
| Dec | 1.62 | 1.61 | 0.01 |
37.60 | 37.14 | 0.46 |