| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.78 | -0.14 |
| Feb | 2.98 | 3.17 | -0.19 |
| Mar | 2.19 | 2.13 | 0.06 |
| Apr | 0.96 | 1.06 | -0.10 |
| May | 0.35 | 0.40 | -0.05 |
| Jun | 0.07 | 0.07 | 0.00 |
| Jul | 0.04 | 0.09 | -0.05 |
| Aug | 0.04 | 0.04 | 0.00 |
| Sep | 0.14 | 0.14 | 0.00 |
| Oct | 0.63 | 0.57 | 0.06 |
| Nov | 1.09 | 1.05 | 0.04 |
| Dec | 2.05 | 2.12 | -0.07 |
13.18 | 13.62 | -0.44 |