| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.67 | 7.59 | -0.92 |
| Feb | 6.60 | 7.92 | -1.32 |
| Mar | 4.66 | 5.01 | -0.35 |
| Apr | 2.09 | 2.24 | -0.15 |
| May | 0.96 | 1.11 | -0.15 |
| Jun | 0.23 | 0.26 | -0.03 |
| Jul | 0.01 | 0.01 | 0.00 |
| Aug | 0.08 | 0.05 | 0.03 |
| Sep | 0.09 | 0.10 | -0.01 |
| Oct | 1.55 | 1.60 | -0.05 |
| Nov | 3.58 | 3.74 | -0.16 |
| Dec | 7.27 | 8.19 | -0.92 |
33.79 | 37.82 | -4.03 |