| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.54 | 2.37 | 0.17 |
| Feb | 2.87 | 2.96 | -0.09 |
| Mar | 1.80 | 1.74 | 0.06 |
| Apr | 0.77 | 0.77 | 0.00 |
| May | 0.40 | 0.41 | -0.01 |
| Jun | 0.06 | 0.05 | 0.01 |
| Jul | 0.11 | 0.21 | -0.10 |
| Aug | 0.08 | 0.17 | -0.09 |
| Sep | 0.25 | 0.29 | -0.04 |
| Oct | 0.48 | 0.52 | -0.04 |
| Nov | 0.83 | 0.81 | 0.02 |
| Dec | 1.82 | 1.86 | -0.04 |
12.01 | 12.16 | -0.15 |