| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.13 | 9.05 | 0.08 |
| Feb | 7.82 | 8.75 | -0.93 |
| Mar | 6.05 | 6.59 | -0.54 |
| Apr | 2.81 | 2.89 | -0.08 |
| May | 1.09 | 1.30 | -0.21 |
| Jun | 0.24 | 0.31 | -0.07 |
| Jul | 0.01 | 0.01 | 0.00 |
| Aug | 0.03 | 0.04 | -0.01 |
| Sep | 0.11 | 0.20 | -0.09 |
| Oct | 1.57 | 2.03 | -0.46 |
| Nov | 4.11 | 4.11 | 0.00 |
| Dec | 8.67 | 8.52 | 0.15 |
41.64 | 43.80 | -2.16 |