| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.78 | 3.41 | 0.37 |
| Feb | 3.24 | 3.25 | -0.01 |
| Mar | 3.02 | 2.86 | 0.16 |
| Apr | 3.15 | 3.29 | -0.14 |
| May | 2.60 | 2.52 | 0.08 |
| Jun | 1.46 | 1.50 | -0.04 |
| Jul | 1.05 | 1.08 | -0.03 |
| Aug | 1.43 | 1.81 | -0.38 |
| Sep | 1.90 | 1.99 | -0.09 |
| Oct | 2.37 | 2.33 | 0.04 |
| Nov | 2.84 | 2.43 | 0.41 |
| Dec | 3.47 | 3.15 | 0.32 |
30.31 | 29.62 | 0.69 |