| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.29 | 6.05 | 0.24 |
| Feb | 5.93 | 5.96 | -0.03 |
| Mar | 5.42 | 5.41 | 0.01 |
| Apr | 2.86 | 2.83 | 0.03 |
| May | 1.62 | 1.62 | 0.00 |
| Jun | 0.39 | 0.46 | -0.07 |
| Jul | 0.01 | 0.00 | 0.01 |
| Aug | 0.04 | 0.05 | -0.01 |
| Sep | 0.29 | 0.27 | 0.02 |
| Oct | 1.64 | 1.65 | -0.01 |
| Nov | 3.48 | 3.50 | -0.02 |
| Dec | 6.11 | 6.22 | -0.11 |
34.08 | 34.02 | 0.06 |