| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.57 | 0.60 | -0.03 |
| Feb | 0.56 | 0.60 | -0.04 |
| Mar | 0.80 | 0.80 | 0.00 |
| Apr | 0.98 | 1.03 | -0.05 |
| May | 0.97 | 0.96 | 0.01 |
| Jun | 0.46 | 0.50 | -0.04 |
| Jul | 0.81 | 0.84 | -0.03 |
| Aug | 0.94 | 0.84 | 0.10 |
| Sep | 1.18 | 1.20 | -0.02 |
| Oct | 1.03 | 1.13 | -0.10 |
| Nov | 0.69 | 0.70 | -0.01 |
| Dec | 0.58 | 0.57 | 0.01 |
9.57 | 9.77 | -0.20 |