| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.52 | 3.52 | 0.00 |
| Feb | 3.19 | 3.06 | 0.13 |
| Mar | 2.57 | 2.39 | 0.18 |
| Apr | 1.45 | 1.43 | 0.02 |
| May | 0.70 | 0.67 | 0.03 |
| Jun | 0.13 | 0.15 | -0.02 |
| Jul | 0.00 | 0.00 | 0.00 |
| Aug | 0.02 | 0.02 | 0.00 |
| Sep | 0.11 | 0.09 | 0.02 |
| Oct | 0.86 | 0.88 | -0.02 |
| Nov | 1.80 | 1.67 | 0.13 |
| Dec | 3.27 | 3.25 | 0.02 |
17.62 | 17.13 | 0.49 |