| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.03 | 7.19 | -0.16 |
| Feb | 5.01 | 5.30 | -0.29 |
| Mar | 5.31 | 5.46 | -0.15 |
| Apr | 4.13 | 4.33 | -0.20 |
| May | 2.87 | 2.67 | 0.20 |
| Jun | 1.92 | 1.87 | 0.05 |
| Jul | 0.62 | 0.55 | 0.07 |
| Aug | 0.82 | 0.74 | 0.08 |
| Sep | 2.10 | 2.01 | 0.09 |
| Oct | 4.52 | 4.48 | 0.04 |
| Nov | 7.56 | 7.67 | -0.11 |
| Dec | 7.97 | 8.29 | -0.32 |
49.86 | 50.56 | -0.70 |