| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.33 | -0.02 |
| Feb | 0.36 | 0.38 | -0.02 |
| Mar | 0.79 | 0.80 | -0.01 |
| Apr | 1.43 | 1.65 | -0.22 |
| May | 1.57 | 1.61 | -0.04 |
| Jun | 1.20 | 1.14 | 0.06 |
| Jul | 1.76 | 1.90 | -0.14 |
| Aug | 1.96 | 1.94 | 0.02 |
| Sep | 0.86 | 0.76 | 0.10 |
| Oct | 0.87 | 0.87 | 0.00 |
| Nov | 0.55 | 0.47 | 0.08 |
| Dec | 0.30 | 0.30 | 0.00 |
11.96 | 12.15 | -0.19 |