| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.63 | 0.05 |
| Feb | 0.68 | 0.73 | -0.05 |
| Mar | 1.11 | 1.09 | 0.02 |
| Apr | 2.00 | 1.74 | 0.26 |
| May | 3.16 | 3.00 | 0.16 |
| Jun | 2.03 | 1.93 | 0.10 |
| Jul | 1.20 | 1.18 | 0.02 |
| Aug | 0.73 | 0.89 | -0.16 |
| Sep | 1.49 | 1.41 | 0.08 |
| Oct | 1.73 | 1.50 | 0.23 |
| Nov | 0.82 | 0.74 | 0.08 |
| Dec | 0.67 | 0.57 | 0.10 |
16.30 | 15.41 | 0.89 |