| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.62 | 2.70 | -0.08 |
| Feb | 2.10 | 2.11 | -0.01 |
| Mar | 2.33 | 2.35 | -0.02 |
| Apr | 3.74 | 3.72 | 0.02 |
| May | 3.94 | 4.04 | -0.10 |
| Jun | 3.64 | 3.75 | -0.11 |
| Jul | 3.44 | 3.33 | 0.11 |
| Aug | 3.56 | 3.51 | 0.05 |
| Sep | 3.22 | 3.20 | 0.02 |
| Oct | 3.93 | 3.81 | 0.12 |
| Nov | 2.94 | 3.06 | -0.12 |
| Dec | 2.50 | 2.59 | -0.09 |
37.96 | 38.17 | -0.21 |