| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.24 | 1.16 | 0.08 |
| Feb | 1.43 | 1.47 | -0.04 |
| Mar | 2.46 | 2.53 | -0.07 |
| Apr | 3.46 | 3.41 | 0.05 |
| May | 5.01 | 5.03 | -0.02 |
| Jun | 4.52 | 4.54 | -0.02 |
| Jul | 3.32 | 3.22 | 0.10 |
| Aug | 3.47 | 3.32 | 0.15 |
| Sep | 3.27 | 3.44 | -0.17 |
| Oct | 3.19 | 3.13 | 0.06 |
| Nov | 1.86 | 1.78 | 0.08 |
| Dec | 1.73 | 1.70 | 0.03 |
34.96 | 34.73 | 0.23 |