| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.41 | 0.03 |
| Feb | 0.51 | 0.47 | 0.04 |
| Mar | 1.04 | 1.11 | -0.07 |
| Apr | 1.87 | 1.87 | 0.00 |
| May | 2.53 | 2.62 | -0.09 |
| Jun | 2.15 | 2.02 | 0.13 |
| Jul | 2.81 | 2.43 | 0.38 |
| Aug | 2.17 | 2.38 | -0.21 |
| Sep | 1.20 | 1.03 | 0.17 |
| Oct | 1.00 | 1.03 | -0.03 |
| Nov | 0.64 | 0.62 | 0.02 |
| Dec | 0.43 | 0.44 | -0.01 |
16.79 | 16.43 | 0.36 |