| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.96 | 1.01 | -0.05 |
| Feb | 1.42 | 1.46 | -0.04 |
| Mar | 2.29 | 2.32 | -0.03 |
| Apr | 3.73 | 3.97 | -0.24 |
| May | 5.08 | 5.20 | -0.12 |
| Jun | 5.39 | 5.36 | 0.03 |
| Jul | 4.17 | 4.16 | 0.01 |
| Aug | 4.48 | 4.38 | 0.10 |
| Sep | 3.80 | 3.91 | -0.11 |
| Oct | 3.01 | 3.15 | -0.14 |
| Nov | 1.97 | 1.99 | -0.02 |
| Dec | 1.57 | 1.63 | -0.06 |
37.87 | 38.54 | -0.67 |