| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.29 | 3.47 | -0.18 |
| Feb | 2.80 | 2.84 | -0.04 |
| Mar | 3.96 | 4.08 | -0.12 |
| Apr | 3.75 | 3.73 | 0.02 |
| May | 3.80 | 3.80 | 0.00 |
| Jun | 4.45 | 4.27 | 0.18 |
| Jul | 4.83 | 4.76 | 0.07 |
| Aug | 4.34 | 4.46 | -0.12 |
| Sep | 4.82 | 4.79 | 0.03 |
| Oct | 4.15 | 4.34 | -0.19 |
| Nov | 3.24 | 3.26 | -0.02 |
| Dec | 4.05 | 4.27 | -0.22 |
47.48 | 48.07 | -0.59 |