| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.45 | -0.01 |
| Feb | 0.46 | 0.52 | -0.06 |
| Mar | 0.80 | 0.83 | -0.03 |
| Apr | 1.43 | 1.48 | -0.05 |
| May | 1.98 | 2.00 | -0.02 |
| Jun | 2.29 | 2.29 | 0.00 |
| Jul | 1.17 | 1.22 | -0.05 |
| Aug | 0.97 | 0.99 | -0.02 |
| Sep | 1.07 | 1.00 | 0.07 |
| Oct | 1.10 | 1.20 | -0.10 |
| Nov | 0.68 | 0.67 | 0.01 |
| Dec | 0.57 | 0.54 | 0.03 |
12.96 | 13.19 | -0.23 |