| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.96 | 1.01 | -0.05 |
| Feb | 1.41 | 1.46 | -0.05 |
| Mar | 2.29 | 2.32 | -0.03 |
| Apr | 3.75 | 3.97 | -0.22 |
| May | 5.08 | 5.19 | -0.11 |
| Jun | 5.38 | 5.35 | 0.03 |
| Jul | 4.21 | 4.16 | 0.05 |
| Aug | 4.42 | 4.38 | 0.04 |
| Sep | 3.81 | 3.90 | -0.09 |
| Oct | 3.01 | 3.15 | -0.14 |
| Nov | 1.96 | 1.99 | -0.03 |
| Dec | 1.55 | 1.63 | -0.08 |
37.83 | 38.51 | -0.68 |