| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.98 | 0.97 | 0.01 |
| Feb | 0.93 | 0.81 | 0.12 |
| Mar | 1.07 | 1.06 | 0.01 |
| Apr | 1.96 | 2.00 | -0.04 |
| May | 2.99 | 3.00 | -0.01 |
| Jun | 4.02 | 3.94 | 0.08 |
| Jul | 3.96 | 4.03 | -0.07 |
| Aug | 3.11 | 3.14 | -0.03 |
| Sep | 3.52 | 3.56 | -0.04 |
| Oct | 2.75 | 2.69 | 0.06 |
| Nov | 1.72 | 1.50 | 0.22 |
| Dec | 1.31 | 1.20 | 0.11 |
28.32 | 27.90 | 0.42 |