| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.55 | 1.49 | 0.06 |
| Feb | 1.67 | 1.62 | 0.05 |
| Mar | 2.32 | 2.33 | -0.01 |
| Apr | 2.25 | 2.15 | 0.10 |
| May | 3.97 | 4.12 | -0.15 |
| Jun | 3.05 | 3.04 | 0.01 |
| Jul | 2.05 | 2.02 | 0.03 |
| Aug | 2.26 | 2.30 | -0.04 |
| Sep | 3.27 | 3.21 | 0.06 |
| Oct | 2.97 | 2.89 | 0.08 |
| Nov | 1.90 | 2.00 | -0.10 |
| Dec | 1.56 | 1.63 | -0.07 |
28.82 | 28.80 | 0.02 |