| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.27 | 1.40 | -0.13 |
| Feb | 1.54 | 1.62 | -0.08 |
| Mar | 2.60 | 2.74 | -0.14 |
| Apr | 4.33 | 4.36 | -0.03 |
| May | 5.99 | 6.08 | -0.09 |
| Jun | 5.36 | 5.42 | -0.06 |
| Jul | 4.44 | 4.52 | -0.08 |
| Aug | 3.90 | 3.94 | -0.04 |
| Sep | 4.30 | 4.24 | 0.06 |
| Oct | 3.51 | 3.61 | -0.10 |
| Nov | 2.34 | 2.30 | 0.04 |
| Dec | 1.78 | 1.86 | -0.08 |
41.36 | 42.09 | -0.73 |