| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.07 | 1.08 | -0.01 |
| Feb | 1.14 | 1.09 | 0.05 |
| Mar | 0.94 | 0.94 | 0.00 |
| Apr | 0.30 | 0.27 | 0.03 |
| May | 0.25 | 0.24 | 0.01 |
| Jun | 0.05 | 0.07 | -0.02 |
| Jul | 1.01 | 0.98 | 0.03 |
| Aug | 1.27 | 1.22 | 0.05 |
| Sep | 0.76 | 0.65 | 0.11 |
| Oct | 0.50 | 0.44 | 0.06 |
| Nov | 0.58 | 0.53 | 0.05 |
| Dec | 1.02 | 0.97 | 0.05 |
8.89 | 8.48 | 0.41 |