| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.88 | 0.86 | 0.02 |
| Feb | 0.79 | 0.75 | 0.04 |
| Mar | 1.00 | 1.00 | 0.00 |
| Apr | 1.86 | 1.92 | -0.06 |
| May | 2.96 | 2.99 | -0.03 |
| Jun | 4.01 | 3.89 | 0.12 |
| Jul | 4.03 | 4.13 | -0.10 |
| Aug | 3.21 | 3.15 | 0.06 |
| Sep | 3.43 | 3.52 | -0.09 |
| Oct | 2.62 | 2.72 | -0.10 |
| Nov | 1.57 | 1.43 | 0.14 |
| Dec | 1.11 | 1.05 | 0.06 |
27.47 | 27.41 | 0.06 |