| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.00 | 2.06 | -0.06 |
| Feb | 1.73 | 1.87 | -0.14 |
| Mar | 2.31 | 2.36 | -0.05 |
| Apr | 3.78 | 3.83 | -0.05 |
| May | 4.52 | 4.58 | -0.06 |
| Jun | 4.43 | 4.46 | -0.03 |
| Jul | 4.09 | 4.12 | -0.03 |
| Aug | 3.94 | 3.88 | 0.06 |
| Sep | 3.23 | 3.29 | -0.06 |
| Oct | 3.28 | 3.31 | -0.03 |
| Nov | 2.54 | 2.51 | 0.03 |
| Dec | 2.08 | 2.14 | -0.06 |
37.93 | 38.41 | -0.48 |